TM 1-1520-238-T-6
9–7
9–1.
EQUIPMENT CHARACTERISTICS, CAPABILITIES, AND FEATURES (cont)
9–1
(14) Circuit Protection.
(a) Pilot station ac essential bus 1 circuit protection includes 31 circuit breakers on the pilot circuit
breaker panel. These circuit breakers provide thermal protection for the ac essential bus 1 circuit.
(b) CPG station ac essential bus 1 circuit protection includes seven circuit breakers on CPG circuit
breaker panel 1 and three circuit breakers on CPG circuit breaker panel 2. These circuit breakers provide thermal
protection for the ac essential bus 1 circuits.
(c) Pilot station ac essential bus 2 circuit protection includes seven circuit breakers on the pilot aft circuit
breaker panel. These circuit breakers provide thermal protection for the ac essential bus 2 circuits.
(d) CPG station ac essential bus 2 circuit protection includes four circuit breakers on CPG circuit
breaker panel 1. These circuit breakers provide thermal protection for the ac essential bus 2 circuits.
(e) Pilot station dc essential bus 1 circuit protection includes six circuit breakers on the pilot aft circuit
breaker panel. These circuit breakers provide thermal protection for the dc essential bus circuits.
(f) CPG station dc essential bus 1 circuit protection includes two circuit breakers on CPG circuit breaker
panel 2. These circuit breakers provide thermal protection for the dc essential bus 1 circuits.
(g) Pilot station dc essential bus 2 circuit protection includes 10 circuit breakers on the pilot circuit
breaker panel. These circuit breakers provide thermal protection for the dc essential bus 2 circuits.
(h) Pilot station dc essential bus 3 circuit protection includes 13 circuit breakers on the pilot circuit
breaker panel. These circuit breakers provide thermal protection for the dc essential bus 3 circuits.
(i) CPG station dc essential bus 3 circuit protection includes 10 circuit breakers on CPG circuit breaker
panel 1 and one circuit breaker on CPG circuit breaker panel 2. These circuit breakers provide thermal protection
for the dc essential bus 3 circuits.
(j) Pilot station dc emergency bus circuit protection includes 36 circuit breakers on the pilot circuit
breaker panel. These circuit breakers provide thermal protection for the dc emergency bus circuits.
(k) CPG station dc emergency bus circuit protection includes five circuit breakers on CPG circuit
breaker panel 1. These circuit breakers provide thermal protection for the dc emergency bus circuits.
(l) Pilot station dc ground circuit protection includes two circuit breakers on the pilot circuit breaker
panel. These circuit breakers provide thermal protection for the dc ground circuit protection system.
(m) CPG station dc ground circuit protection includes five circuit breakers on CPG circuit breaker panel
1. These circuit breakers provide thermal protection for the dc ground circuit protection system.
(n) The pilot circuit breaker edge-light panels provide edge-lighting for the pilot forward, center, and aft
circuit breaker panels. The panels are controlled through multi-channel dimming controller channel 4.
(o) The CPG circuit breaker edge-light panels provide edge-lighting for CPG circuit breaker panels 1
and 2. The panels are controlled through channel 4 of the multi-channel dimming controller.
