[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: 46CFR111.52-5]



[Page 230]

 

                            TITLE 46_SHIPPING



                  (This book contains parts 90 to 139)

 

   CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED)

 

PART 111_ELECTRIC SYSTEMS_GENERAL REQUIREMENTS--Table of Contents

 

          Subpart 111.52_Calculation of Short-Circuit Currents

 

Sec.  111.52-5  Systems 1500 kilowatts or above.



    Short-circuit calculations must be submitted for systems with an 

aggregate generating capacity of 1500 kilowatts or more by utilizing one 

of the following methods:

    (a) Exact calculations using actual impedance and reactance values 

of system components.

    (b) Estimated calculations using the Naval Sea Systems Command 

Design Data Sheet DDS 300-2.

    (c) Estimated calculations using IEC 363.

    (d) The estimated calculations using a commercially established 

analysis procedure for utility or industrial applications.



[CGD 94-108, 61 FR 28279, June 4, 1996]