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Figure 1-5. Transformer rear view.
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TM-5-6120-250-12 Substation Trailer Mounted 500 KVA AC 4160-416Y/240V 208Y/120V 3 Phase 50/60 Hertz Manual
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Figure 1-6. Low voltage cabinet front doors open
each rear section. Below this a heater switch for the heaters inside the two rear bus compartments and in the high
voltage cabinet. Below the heater switch is a dual 115 VAC outlet.
(5) With the right front door open, it will show the top panel is an instrument panel with three ammeters and three
ammeter selector switches.
(6) The middle and bottom compartments are Feeder Breakers No. 2 and No. 3 which are the same as Feeder
Breaker No. 1.
(7) Standing and facing the rear of the low voltage cabinet are two full length doors. The right section contains the
connections to the main breaker from the transformer plus main breaker output connections to the three busses
connected to the three feeder breakers. The 3 main breaker output connections to the busses contain removable links in
each line. With these removed, the output is connected directly to the main breaker output connections. When the links
are not removed output connections are made directly to the feeder breakers through the trap door in the bottom of trailer
and cabinet.
(8) The left section contains the bus connections to the feeder breakers No. 2 and 3 with their output cable
connectors.
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