Breaker Terminal Strips
Breaker terminal strips are located on the rear side of the breaker mounting pan, directly behind each
The breaker auxiliary contacts and shunt trip are connected to TBB.
The number with TBB indentifies which breaker the strip is for, le, TBB-1 is for generator breaker #1,
A. C. Voltage Terminal Strip
TBC terminal strips are located behind the rear doors with the potential transformers and fuses.
TBC terminals are used as interlock all A. C. metering and control.
The number with TBC identifies which generator rear cubicle the terminal strip is located, ie, TBC-1 is
for generator section #1, etc.
Door Terminal Strip
TBD terminal strips are located behind front doors and screw on panels.
TBD-1, 2, 3 are located behind respective upper generator doors.
TBD 4 is located behind the synchronizing section door.
TBD-5 IS located behind the distribution section panel.
TBD-6 is located behind the generator breaker panel.
TBD-7 is located behind the shore power breaker panel.
Engine Inter Connect Terminal Strip
TBE terminal strips are located at the engine automatic cranking controls behind each respective
TBE terminals inter connect the diesel engine for start and stop control.
The number with TBE identifies which engine the strip is for, le, TBE-1 is for engine number 1, etc.
Engine-Generator Operating Control Terminal Strip
TBO terminal strips are located behind each respective generator door.
TBO terminal inter connect to the following controls:
Idle run switch
Voltage adjust rheostat
Governor speed switch
The number with TBO identifies which engine/generator the strip is for, le, TBO-1 is for
engine/generator number 1, etc,