[Code of Federal Regulations] [Title 46, Volume 4] [Revised as of October 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR113.65-5] [Page 274-288] TITLE 46_SHIPPING (This book contains parts 90 to 139) CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED) PART 113_COMMUNICATION AND ALARM SYSTEMS AND EQUIPMENT--Table of Contents Subpart 113.65_Whistle Operators Sec. 113.65-5 General requirements. Each whistle operator must meet section 37.19 of IEEE Standard No. 45. [CGD 74-125A, 47 FR 15272, Apr. 8, 1982, as amended by CGD 82-036, 48 FR 655, Jan. 6, 1983; CGD 94-108, 61 FR 28291, June 4, 1996] [[Page 275]] INDEX SUBCHAPTER J_ELECTRICAL ENGINEERING Editorial Note: This listing is provided for informational purposes only. It is compiled by and kept current by the U.S. Coast Guard, Department of Homeland Security. Part, subpart, or section A Accessibility: General Requirements 111.01-7 Air heating equipment 111.87 Alarms: Engine order telegraph..........................................113.35-5 Engineers' assistance needed......................................113.27 Environmental tests.............................................113.05-7 Fire and smoke detecting and alarm systems........................113.10 General emergency alarm systems...................................113.25 Refrigerated spaces.............................................113.45-5 Semiconductor rectifier temperature..................111.33-7, 111.33-11 Sprinkler system..................................................113.20 Steering failure..................................................113.43 Submerged cargo pump motors.............111.105-31(d), 111.105-31(e)(2), 111.105-32(e) Ventilation loss.........................111.105-33(f)(1), 111.105-39(a) American Bureau of Shipping: Rules 110.10-1(b) American National Standard Safety Code for Elevators, Dumbwaiters, and Escalators, and Moving Walks. (See American National Standards Institute) American National Standards Institute: Standards 110.10-1(b) American Society for Testing and Materials: Standards 110.10-1(b) American Society of Mechanical Engineers. (See American National Standards Institute) Ammeters: Generators 111.30-25(b), 111.30-27 Ammonia carriers 111.105-32 Anesthetics, flammable 111.105-37 Appliances 111.77 Grounding.........................................................111.05 Overcurrent protection..........................................111.77-1 Receptacle outlets................................................111.79 Applicability of this subchapter 110.01 Armored cable. (See Cable, armored) Attachment plugs. (See Receptacles) Automatic emergency lighting and power system, definition of 112.01-10 Automatic fire detecting and alarm system. (See Fire detecting and alarm system) Automatic sprinkler systems. (See Sprinkler systems) Autotransformers 111.20-10 B Batteries, storage 111.15 Box linings..................................................111.15-5(g) Boxes...........................................................111.15-5 [[Page 276]] Categories......................................................111.15-3 Conductors.....................................................111.15-20 Construction....................................................111.15-2 Electric starting...............................................112.50-5 Emergency lighting and power source....112.05-5, 112.30, 112.35, 112.37, 112.45, 112.50-5, 112.55 Engine starting..........................................111.05-11(a)(2) Installation....................................................111.15-5 Nameplates...................................................111.15-5(e) Overload protection............................................111.15-25 Reverse current protection.....................................111.15-25 Room and locker..............................................111.15-5(f) Rooms, hazardous locations.......................111.15-5(a), 111.105-41 Trays........................................................111.15-5(d) Ventilation....................................................111.15-10 Battery chargers 111.15-30 Belt drives 111.105-27 Berth lights 111.75-15(d) Berthing compartments, lighting of 111.75-15(a) Bilge pumps, submersible 111.101 Source of power..............................................112.15-5(d) Boat winches, power operated 111.95 Boxes: Fire detecting and alarm systems................................113.10-7 Shore connection..................................................111.83 Sound powered telephone system..............................113.30-25(h) Sprinkler system................................................113.20-3 Branch circuits: Appliance.......................................................111.77-1 Autotransformer................................................111.20-10 General alarm...................................................113.25-8 Lighting. (See Lighting branch circuits) Motor. (See Motor branch circuits) Steering gear. (See Steering gear) Ungrounded conductors........................................111.50-3(f) Vital equipment.................................................111.60-9 Buses, switchboard 111.30-19 Busways 111.59 Bus-tie, main/emergency 112.05-3 C Cable: Application.....................................................111.60-3 Armored.............................................111.05-7, 111.105-17 Connections....................................................111.60-17 Construction....................................................111.60-1 Fiber optic.....................................................111.60-6 Flexible cords and cable.......................................111.60-13 Generator.......................................................111.12-9 Grounding of armor..............................................111.05-7 In battery rooms...............................................111.15-20 In hazardous spaces...................111.105-15, 111.105-17, 111.105-31 Inspection and testing.................111.60-1, 111.60-13(a), 111.60-21 Installation....................................................111.60-5 Metal-clad (type MC) cable.....................................111.60-23 Segregation of vital circuits...................................111.60-9 Specialty cable for communication and RF applications...........111.60-2 [[Page 277]] Splicing.................................111.60-13, 111.60-17, 111.60-19 Wire................................................111.30-19, 111.60-11 Calculation of short-circuit current 111.52 Cargo spaces: Emergency lighting...........................................112.15-1(f) Central control panel, definition of 111.99-3 Chargers, battery 111.15-30 Chemicals, vessels carrying 111.105 Circuit: Branch. (See Branch circuits) Lighting. (See Lighting branch circuit) Motor. (See Motor circuits) Vital, segregation of...........................................111.60-9 Circuit breakers: Accessibility................................................111.50-5(b) Circuit connections.............................................111.55-3 Coordination......................................................111.51 Construction....................................................111.54-1 Disconnecting and guarding......................................111.50-9 Draw-out type...........................111.30-25(b)(2), 111.30-27(b)(2) Enclosure.......................................................111.50-7 Generator protection...............111.12-11, 111.30-25(b), 111.30-27(b) Grounded conductors..........................................111.50-3(g) In parallel..................................................111.50-3(d) Installation....................................................111.51-3 Interrupting rating.......................................111.54-1(a)(3) Location in circuit..........................................111.50-5(a) Setting or rating...............................................111.50-3 Ungrounded conductors........................................111.50-3(f) Coal, vessels carrying 111.105-35 Coastwise vessel, definition of 110.15-1(b) Codes, references and standards 110.10 Combustible liquid, vessels carrying 111.105-29 Commandant, definition of 110.15-1(b) Communication systems: Engine order telegraph. (See Engine order telegraph) Environmental tests.............................................113.05-7 Essential....................................................112.15-1(h) Sound powered telephone. (See Sound powered telephone) Compass, gyro: Communication................................................113.30-5(b) Power supply.................................................112.15-5(j) Compressed air starting 112.50-7 Conductors: Lightning ground................................................111.05-9 Systems ground.................................................111.05-31 Connection boxes, shore power 111.83 Contact makers, general emergency alarm system: General........................................................113.25-11 Location........................................................113.25-5 Controllers, motor. (See Motor controller) Cooking equipment 111.77-3 Coordination of overcurrent protective devices 111.51 Cord, flexible 111.60-13 Corrosion-resistant material or finish: Definition...................................................110.15-1(b) Requirements...................................................111.01-11 [[Page 278]] Corrosive location, definition of 110.15-1(b) Crew spaces: Emergency lighting...........................................112.15-1(c) Lighting....................................................111.75-15(c) Current-carrying capacity: Cable...........................................................111.60-1 Portable cords..............................................111.60-13(c) Wire........................................................111.60-11(c) D Dead ship condition: Definition...................................................110.15-1(b) Start up........................................................111.10-7 Definitions 110.15-1 Depth sounder, power supply for 112.15-5(j) Detector systems: Fire. (See Fire detecting and alarm systems) Gas. (See Gas detection systems) Smoke. (See Smoke detector systems) Diesel engine driven emergency generator sets 112.50 Disconnecting means: Control, interlock, or indicator circuits....................111.70-7(d) Generators....................................111.30-25(b), 111.30-27(b) Motor circuits..................................................111.70-1 Overcurrent devices.............................................111.50-9 Distribution panels. (See Panelboards) Door holding and release systems 111.99 Doors, watertight, electric power-operated 111.97 Drawings, submittal requirements 110.25 Drilling units: Hazardous locations...........................................111.105-33 Industrial systems...............................................111.107 Dripproof, definition of 110.15-1(b) Dumbwaiters 111.91 Duty cycle 111.25-15 E Electric air heaters 111.87 Electric cooking equipment 111.77-3 Electric oil immersion heaters 111.85 Electric power-operated lifeboat winches Applicability...................................................111.95-1 General requirements............................................111.95-3 Wiring..........................................................111.95-7 Electric power-operated watertight door systems. (See Watertight door systems) Electric propulsion: General...........................................................111.35 Grounding...................................................111.05-21(a) Electric starting, emergency generator prime mover 112.50-5 Electric steering gear. (See Steering gear) Electrical installations in hazardous locations: Agricultural products, vessels carrying.......................111.105-45 Applicability..................................................111.105-1 Approved equipment.............................................111.105-7 Battery rooms.................................................111.105-41 Belt drives...................................................111.105-27 Coal carriers.................................................111.105-35 [[Page 279]] Combustible liquid cargo carriers.................111.105-29, 111.105-31 Explosionproof equipment.......................................111.105-9 Flammable anesthetics.........................................111.105-37 Flammable cargo carriers......................................111.105-31 Fuel, vessels carrying vehicles with..........................111.105-39 General requirements...........................................111.105-3 Industrial systems...............................................111.107 Intrinsically safe systems....................................111.105-11 Liquefied gas carriers........................................111.105-32 Mobile offshore drilling units.......................111.105-33, 111.107 Paint stowage or mixing spaces................................111.105-43 RO/RO vessels, additional requirements for....................111.105-40 Switches......................................................111.105-19 Ventilation ducts.............................................111.105-21 Wiring methods....................................111.105-15, 111.105-17 Electrical supply: Voltage and frequency 111.01-17 Elevators, dumbwaiters, and escalators: General...........................................................111.91 Power supply.................................................112.15-5(b) Embarkation station: Definition...................................................110.15-1(b) Emergency lighting..................................111.75-16, 112.43-11 Emergency diesel and gas turbine: Engine driven generator sets 112.20-10 Emergency lighting and power system 112 Alternating-current temporary source..............................112.40 Automatic emergency lighting and power system, definition......112.01-10 Branch circuits.............................................111.75-15(a) Cable in engineroom..........................................112.05-5(f) Compartment protection.......................................112.05-5(e) Control of lights.....................................112.43-1, 112.43-5 Definitions.......................................................112.01 Diesel driven emergency source of power........................112.20-10 Emergency loads on systems without a temporary emergency power source.........................................................112.15-10 Emergency power source..........................................112.05-5 Emergency system having an automatic starting diesel engine or gas turbine-driven emergency power source as the sole emergency power source............................................................112.25 Failure of power from the normal source.........................112.20-5 Final emergency loads...........................................112.15-5 Final emergency power source, definition.......................112.01-20 Gas turbine....................................................112.20-10 Generators......................................................112.50-1 Lighting feeder. (See Lighting) Main-emergency bus-tie..........................................112.05-3 Manual control..................................................112.35-5 Manual emergency lighting and power system, definition..........112.01-5 Marking of emergency lights..................................112.15-1(d) Potential of final emergency power source......................112.20-15 Source of supply................................................112.05-5 Storage batteries: Capacity.........................................112.05-5(a), 112.55-15 Charging......................................................112.55-10 Indication of discharge........................................112.45-1 Installation.....................................................112.55 Maximum initial voltage........................................112.55-5 Visible indicators.............................................112.45-1 [[Page 280]] Switchboard..........................111.30-29, 112.05-5(g), 112.05-5(h) Temporary emergency power source: Definition....................................................112.01-15 Requirements.....................................................112.37 Temporary emergency loads.......................................112.15-1 Visible indicators..............................................112.45-1 Emergency squad: Definition...................................................110.15-1(b) Equipment locker, communication..............................113.30-5(d) Enclosure and protection 111.01-3, 111.01-5, 111.01-9, 111.01-11 Engine order telegraph system: Definitions.....................................................113.35-1 Electric type...................................................113.35-5 General requirements............................................113.35-3 Indicator, definition...........................................113.35-1 Mechanical type.................................................113.35-9 Navigating bridge control......................................113.35-17 Transmitter, definition.........................................113.35-1 Engineers alarm 113.27 Engineroom: Communication required.......................................113.30-5(a) Emergency lighting...........................................112.15-1(b) Lighting.......................................111.75-1(b), 111.75-15(b) Equalizer buses 111.12-11(i)(2) Equalizer poles 111.12-11(i)(1) Equipment grounding conductors 111.05-33 Equivalents 110.20-1 Escalators. (See Elevators) Escape trunks, emergency lighting of 112.15-1(c) Excitation, generator 111.12-3 Exit lights: Construction................................................111.75-15(e) Power source.................................................112.15-1(d) Explosion-proof equipment 111.105-9 F Fan, nonsparking, definition 110.15-1(b) Fans in hazardous locations 111.105-21 Fault current calculations. (See Short-circuit calculations) Feeders, general alarm system 113.25-8 Final emergency loads 112.15-5 Final emergency power source, definition of 112.01-20 Fire detecting and alarm system: Power supply.......................................112.15-1(p), 113.10-9 Requirements......................................................113.10 Fire door holding and release systems: Applicability...................................................111.99-1 Definitions.....................................................111.99-3 General.........................................................111.99-5 Source of power..............................................112.15-1(k) Fire pumps, emergency: Source of power 112.15-5(e) Fixture wire. (See Wire) Fixtures. (See Lighting) Flammable anesthetics 111.105-37 Flammable cargo carriers 111.105-31, 111.105-32 Flashing red lights, general emergency alarm system 113.25-10 Flashpoint: [[Page 281]] Definition...................................................110.15-1(b) Fuel for emergency generator.................................112.50-1(b) Flexible cord 111.60-13 Floodlights, lifeboat. (See Lifeboat floodlights) Frequency: Standard 111.01-17 Fuel-oil pumps, remote control 111.103-9 Fuses: Accessibility................................................111.50-5(b) Circuit connections.............................................111.55-3 Coordination......................................................111.51 Disconnecting and guarding......................................111.50-9 Enclosures......................................................111.50-7 General emergency alarm system.................................113.25-16 General requirements............................................111.53-1 Grounded conductors.............................................111.50-3 In parallel..................................................111.50-3(d) Location in circuit..........................................111.50-5(a) Rating..........................................111.50-3(a), 111.75-5(d) Ungrounded conductors........................................111.50-3(f) G Galley, emergency lighting of 112.15-1(f) Gas detection systems 111.105-31(n)(2), 111.105-39(b), 111.105-40(c) Gasoline, in vehicles 111.105-39 General emergency alarm systems: Alarm signals........................................113.25-9, 113.25-12 Applicability...................................................113.25-1 Barges....................................113.25-1, 113.25-25, 113.25-30 Cable entrances................................................113.25-14 Contact makers.......................................113.25-5, 113.25-11 Distribution of feeder and branch circuits......................113.25-8 Distribution panels............................................113.25-15 Flashing red lights............................................113.25-10 Fuses..........................................................113.25-16 General requirement.............................................113.25-3 Marking........................................................113.25-20 Overcurrent protection..........................................113.25-7 Power supply....................................................113.25-6 Generator: Cable...........................................................111.12-9 Construction......................................................111.12 Emergency.................................................111.12, 112.50 Excitation......................................................111.12-3 Grounding......................................................111.05-17 Indicating instruments...................111.30-25, 111.30-27, 111.30-29 Neutral grounding..............................................111.05-17 Overcurrent protection.........................................111.12-11 Parallel operation..............................................111.12-7 Prime movers for................................................111.12-1 Protection.....................................................111.12-11 Requirement...........................................111.10-3, 112.05-5 Switchboard equipment....................111.30-25, 111.30-27, 111.30-29 Testing.........................................................111.12-5 Voltage regulation..............................................111.12-7 General emergency alarm signals 113.25-9 Great Lakes vessel, definition of 110.15-1(b) Ground detection: [[Page 282]] Dual voltage direct current systems............................111.05-29 General........................................................111.05-21 Location.......................................................111.05-23 Requirement....................................................111.05-21 Switchboards......111.30-25(e), 111.30-27(e), 111.30-29(g), 111.30-29(h) Ungrounded systems.............................................111.05-25 Grounded conductors: Emergency switchboard bus-tie..................................111.05-17 Overcurrent device.............................................111.05-37 Grounded systems 111.05 Grounding: Belt drive systems............................................111.105-27 Cable metallic covering.........................................111.05-7 Conductors, equipment..........................................111.05-33 Conductors, system.............................................111.05-31 Equipment.......................................................111.05-3 Generation system..............................................111.05-17 Hull return....................................................111.05-11 Masts...........................................................111.05-9 Neutral........................................................111.05-15 Purpose.........................................................111.05-1 Receptacles.....................................................111.79-3 System........................111.05-11, 111.05-13, 111.05-17, 111.05-19 Tank vessels...................................................111.05-19 Group control panels. (See Motor control centers) Gyro compass. (See Compass, gyro) H Hazardous locations. (See Electrical installations in hazardous locations) Heater circuits 111.70-5 Heating equipment, air 111.87 Hospital 111.105-37 Hull return 111.05-11 Hydraulic starting, emergency generator prime mover 112.50-3 I Illumination 111.75 Immersion heaters 111.85 Inclination of the vessel 111.01-19 Industrial systems 111.107 Independent laboratory definition 110.15-1(b) Inorganic acid carriers 111.105-31 Inspector. (See Marine inspector) Inspection and testing: General.........................................................110.30-1 Initial.........................................................110.30-3 Inspection for certification....................................110.30-5 Repairs or alterations..........................................110.30-7 Institute of Electrical and Electronics Engineers (IEEE): Standards 110.10-1(b) Instruments: Emergency battery charger...................................112.55-10(d) Switchboards.............................111.30-25, 111.30-27, 111.30-29 Internal communications 113.30 Applicability...................................................113.30-1 Locations.......................................................113.30-5 International Association of Drilling Contractors (IADC): Standards 110.10-1(b) International Electrotechnical Commission (IEC): Standards 110.10-1(b) [[Page 283]] International Maritime Organization (IMO): Standards 110.10-1(b) International Society for Measurement and Control (ISA): Standards 110.10-1(b) Intrinsically safe systems 111.105-11 J Junction boxes. (See Boxes) L Lampholders, connections to 111.75-5(e) Lamps, portable. (See Lighting, fixtures) Lanterns, battery operated Table 112.05-5(a), 112.39 Lifeboat receptacles. (See Survival craft floodlights) Lifeboat winches. (See Boat winches) Lighting: Branch circuits.................................................111.75-5 Emergency system..................................................112.43 Feeders.........................................................111.75-1 Feeders, emergency.............................................112.43-15 Fixtures, general..............................................111.75-20 For cargo handling rooms...................................111.105-31(g) Requirements...................................................111.75-15 System ground detection.....................................111.05-21(c) Lightning ground conductor 111.05-9 Lights, navigation: General........................................................111.75-17 Power supply.................................................112.15-1(a) Lights, signaling: General........................................................111.75-18 Power supply.................................................112.15-1(m) Liquid sulfur carriers 111.105-31 Locations: Corrosive, definition 110.15-1(b) Location not requiring an exceptional degree of protection, definition of 110.15-1(b) Location requiring an exceptional degree of protection, definition of 110.15-1(b) Locking device: Panelboards 111.40-9 Lookout, communication for 113.30-5(g) Loudspeaker system. (See Public address system) Low voltage release 111.70-3(b) Low voltage protection 111.70-3(c) Lube oil pumps, power supply for 112.15-5(g) M Machinery spaces: Emergency lighting..............................................112.15-1 Lighting of....................................111.75-1(b), 111.75-15(b) Machinery stop stations 111.103-9 Main emergency bus-tie 112.05-3 Manual emergency lighting and power system, definition of 112.01-5 Manual fire alarm systems 113.10 Marine inspector, definition of 110.15-1(b) Marking: General emergency alarm system components......................113.25-20 Motors..........................................................111.25-5 Masts, grounding of 111.05-9 Meters. (See Instruments) [[Page 284]] Military Specifications: Standards 110.10-1(b) Mobile offshore drilling units: Hazardous location 111.105-33 Motor circuits: 111.70 General.........................................................111.70-1 Heater circuits.................................................111.70-5 Low voltage protection.......................................111.70-3(c) Low voltage release..........................................111.70-3(b) Motor control centers 111.70-3 Motor controllers 111.70 Motors: 111.25 Degree of protection............................................111.01-9 Duty cycle.....................................................111.25-15 General requirements............................................111.25-1 Heaters.........................................................111.70-5 Marking.........................................................111.25-5 N National Electrical Code (NEC). (See National Fire Protection Association) National Electrical Manufacturers Association (NEMA): Standards 110.10-1(b) National Fire Protection Association (NFPA): Standards 110.10-1(b) Naval Publications and Forms Center: Standards 110.10-1(b) Naval Sea Systems Command: Standards 110.10-1(b) Navigating bridge: Public address systems.........................................113.50(b) Navigation light indicator panel 111.75-17(b) Power supply...................................................112.43-13 Navigation lights 111.75-17 Power supply.................................................112.15-1(a) Neutral, grounding of 111.05-15, 111.05-17 Nonsparking fan, definition of 110.15-1(b) O Ocean vessel, definition of 110.15-1(b) Oil immersion heaters 111.85 Outlet boxes: Cable entrances.................................................111.81-3 General.........................................................111.81-1 Shore power.......................................................111.83 Overcurrent protection 111.50 Appliance circuits..............................................111.77-1 Battery conductors.............................................111.15-25 Circuit breakers..................................................111.54 Conductors, general.............................................111.50-3 Coordination of devices...........................................111.51 Disconnecting and guarding......................................111.50-9 Enclosures for devices..........................................111.50-7 Equipment, general..............................................111.50-1 Fuses...................................................111.50-3, 111.53 Generators.....................................................111.12-11 Grounded conductors..........................................111.50-3(g) Location of devices.............................................111.50-5 Motors and motor circuits.........................................111.70 Navigation lights..............................................111.75-17 Parallel devices.............................................111.50-3(d) Propulsion circuits...............................................111.35 Switchboard circuits...........................................111.30-17 Systems integration.............................................111.50-2 [[Page 285]] Thermal devices..............................................111.50-3(e) Transformers...................................................111.20-15 Ungrounded conductors........................................111.50-3(f) Watertight door systems.........................................111.97-9 P Paint stowage or mixing spaces 111.105-43 Panelboards 111.40 Directory......................................................111.40-11 Enclosure.......................................................111.40-5 Location........................................................111.40-7 Locking device..................................................111.40-9 Parallel operation of generators 111.12-7 Passageways, lighting of 112.15-1(c) Plan submittals 110.25 Public address system: Applicability...................................................113.50-1 Distribution of cable runs.....................................113.50-20 General requirements............................................113.50-5 Location.......................................................113.50-15 Passenger vessels, additional requirements for.................113.50-10 Power supply for.............................................112.15-1(j) Sound level requirements.......................................113.50-15 Q Qualified person, definition 110.15-1(b) R Radar 112.15-5(j) Radio, power supply 112.15-5(i) Radio direction finder, power supply 112.15-5(j) Receptacles 111.79 Reference specifications, standards, and codes 110.10 Refrigerated spaces alarm system 113.45 Regulators, voltage 111.30-25(b)(5), 111.30-25(b)(6), 111.30-27(c)(2), 111.30-29(f) Release, fire door. (See Fire door holding and release systems) Remote stopping systems 111.103 Machinery space ventilation....................................111.103-3 Machinery stop stations........................................111.103-9 Ventilation stop stations......................................111.103-7 Ventilation systems, general...................................111.103-1 Repairs 110.01-3 Resistors, discharge 111.30-25(c) Reverse-power protection: Batteries......................................................111.15-25 Generators..................................................111.12-11(f) Rheostats 111.30-25(c), 111.30-27(b)(3) Rudder angle indicator systems 113.40 Power supply for.............................................112.15-5(h) S Seals and seal fittings 111.105-17 Semiconductor rectifiers (SCR) 111.33 General.........................................................111.33-1 Propulsion systems.............................................111.33-11 Temperature alarm....................................111.33-7, 111.33-11 [[Page 286]] Ventilation exhaust.............................................111.33-9 Ship's service generators. (See Generators) Shore connection: Boxes.............................................................111.83 Pilot lights..................................111.30-25(f), 111.30-27(f) Switch or circuit breaker.....................111.30-25(f), 111.30-27(f) Voltmeter.....................................111.30-25(f), 111.30-25(f) Short-circuit current calculations 111.52 Signaling lights 111.75-18 Power supply.............................112.43-7, 112.43-9, 112.15-1(m) Smoke detector systems: Power supply 112.15-1(n) Sound level: General emergency alarm system..................................113.25-9 Loudspeakers...................................................113.50-15 Sound powered telephone systems. (See Internal communications) Spacing. (See Accessibility) Splices and splicing 111.60-19 Sprinkler systems, automatic 113.20 Power supply.................................................112.15-5(f) Stairways, emergency lighting of 112.15-1(c) Standards, references and codes 110.10-1 Starting, emergency generator prime mover 112.50 Steering failure alarm system 113.43 Steering gear room, communication with 113.30-5(a)(2) Steering station, alternative, communication with 113.30-5(a)(3) Storage battery. (See Batteries, storage) Submersible motor-driven bilge pumps 111.101 Power supply...................................111.101-3(f), 112.15-5(d) Submittals 110.25 Survival craft floodlights: Branch circuits................................................112.43-11 Distribution panel..............................................112.43-7 General........................................................111.75-16 Receptacles..........................................111.79-9, 111.79-11 Switchboards 111.30 Alternating-current ship's service.............................111.30-25 Buses..........................................................111.30-19 Construction....................................................111.30-5 Direct-current ship's service..................................111.30-27 Emergency......................................................111.30-29 Installation....................................................111.30-1 Location........................................................111.30-1 Nameplates.....................................................111.30-15 Propulsion........................................................111.35 Protection of instrument circuits..............................111.30-17 Rear access.....................................................111.30-3 Switches 111.55 Bus sectionalizing.............................................111.30-24 Circuit connections.............................................111.55-3 Emergency lighting system.......................................112.43-1 General.........................................................111.55-1 Generator.....................................111.30-25(b), 111.30-27(b) Hazardous locations...........................................111.105-19 Lifeboat..........................................................111.95 Synchronizing lamps 111.30-25(d) Synchroscope 111.30-25(d) [[Page 287]] T Tank vessels: Electrical installations in hazardous locations..................111.105 Grounded distribution systems..................................111.05-19 Telegraph, engine order. (See Engine order telegraph) Temperature, air heater case 111.87-3(e) Temperature, ambient 111.01-15 Temperature alarm, SCR 111.33-7 Temperature ratings 111.01-15 Temperature rise: Lighting fixtures.......................................111.105-31(g)(4) Transformers....................................................111.20-5 Temporary emergency loads 112.15-1 Temporary emergency power source, definition of 112.01-15 Terminations 111.60-17 Testing and inspection. (See Inspection and testing) Transformers 111.20 Autotransformers...............................................111.20-10 General.........................................................111.20-1 Overcurrent protection.........................................111.20-15 Power and lighting system.......................................111.10-9 Temperature rise................................................111.20-5 U Underwriters Laboratories, Inc. (UL): Standards 110.10-1(b) Ungrounded systems, ground detection for 111.05-25 V Ventilation: Remote stopping systems..........................................111.103 Semiconductor rectifiers..............................111.33-5, 111.33-9 Storage batteries..............................................111.15-10 Ventilation alarms 111.33-7, 111.105-33(f), 111.105-39 Vessels carrying coal 111.105-35 Visible indicators 112.45-1 Vital circuits, segregation of 111.60-9 Vital equipment, protection of 111.51-3 Voltage regulation, generators 111.12-7 Voltages, standard 111.01-17 Voltmeters: Generator......111.30-25(b)(5), 111.30-27(c), 111.30-27(d), 111.30-27(g) Shore power...................................111.30-25(f), 111.30-27(f) W Waterproof equipment 111.01-9 Waterproof, definition of 110.15-1(b) Watertight, definition of 110.15-1(b) Watertight door systems 111.97 Applicability...................................................111.97-1 Distribution....................................................111.97-7 Electric and hydraulic power supply.............................111.97-5 General requirements............................................111.97-3 Lighting........................................112.15-1(c), 112.15-1(e) Overcurrent protection..........................................111.97-9 Power source.................................................112.15-1(i) [[Page 288]] Watertight equipment 111.01-9 Fire detection and alarm system.................................113.10-7 General emergency alarm systems....113.25-11(a), 113.25-14, 113.25-15(a) Internal communications........................................113.30-25 Outlet boxes......................................................111.81 Receptacles.....................................................111.79-1 Rudder angle indicator......................................113.40-10(b) Sound powered telephone systems................................113.30-25 Sprinkler systems...............................................113.20-3 Wattmeter, generator 111.30-25(d)(2) Wheelhouse. (See Navigating bridge) Whistle Operators 113.65 Source of power..............................................112.15-1(o) Winches, boat, electric-power operated 111.95 Wire: General........................................................111.60-11 Switchboard.................................................111.30-19(b) Wiring materials and methods: General...........................................................111.60 Methods hazardous locations...................................111.105-17 Working space, switchboard 111.30-1 Emergency lighting..............................112.15-1(c), 112.15-1(f) [[Page 289]]