[Code of Federal Regulations] [Title 46, Volume 4] [Revised as of October 1, 2002] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR112.25-10] [Page 260] TITLE 46--SHIPPING CHAPTER I--COAST GUARD, DEPARTMENT OF TRANSPORTATION (CONTINUED) PART 112--EMERGENCY LIGHTING AND POWER SYSTEMS--Table of Contents Subpart 112.25--Emergency Systems Having an Automatic Starting Diesel Engine or Gas Turbine Driven Emergency Power Source as the Sole Emergency Power Source Sec. 112.25-10 Transfer of emergency loads. (a) When the potential of the final emergency source reaches 85 to 95 percent of normal value, the emergency loads under Sec. 112.15-5 must transfer automatically to the final emergency power source and this transfer must be accomplished in no more than 45 seconds after failure of the normal source of power. (b) When the potential from the normal source has been restored, the emergency loads must be manually or automatically transferred to the normal source, and the final emergency power source must be manually or automatically stopped.