Surveys
Test of emergency power system is part of the main class annual survey. The test includes manual and automatic connection of generator/batteries to emergency switchboards, alternative start methods and emergency lighting in engine room. The instructions for manual start will be verified. Emergency generator, switchboard, emergency distribution boards, control gear, chargers and battery/UPS system will be examined with respect to general condition, fire hazard, personnel safety and function. //DNV-RU-SHIP Pt.7 Ch.1. Sec.2.3.1.5
For class renewal the emergency diesel engine is subject for opening up fully or partly as deemed necessary by surveyor. Function test will be carried out. For generators visual inspection and verify of last overhaul are sufficient. //DNV-RU-SHIP Pt.7 Ch.1. Sec.4.5.1