USCG Exam PracticeSwitchboards and distribution systems
According to 46 CFR §111.30-29, what device must be present at an emergency switchboard to verify that emergency loads will transfer to the emergency power source?
- A. A synchroscope
- B. A ground detection indicator
- ✓ A test switch to simulate failure of the normal power sourceCorrect
- D. A voltage regulator functional cut-out switch
Why C is correct
46 CFR §111.30-29(b) requires a test switch at the emergency switchboard specifically to simulate a failure of the normal power source and verify that emergency loads will be supplied from the emergency power source. The other items listed are also required equipment but serve different functions.
Cited:46 CFR §111.30-29