Quantcast WARNING - TM-5-6120-250-120037

 

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Figure 2-10. Power and voltmeter circuit
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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 2-11. Main breaker front view.
(2) Directly
below
the
instrument
WARNING
compartment is the main breaker compartment, see
Never open a breaker compartment
figure 2-11. The front hinged panel has an opening in
panel unless the breaker is in the open
the center allowing charging handle (4) of the breaker to
position.
The breaker has a fully
protrude part way through. This part of the breaker has
connect and disconnect position.  A
an indicator (1) showing if it is open or closed a
test position stop is in place and must
mechanical trip push button 15) and a charge indicator
be tripped to push the breaker in. See
number (2). The panel also has a red mimic bus (6)
paragraph 3-15 for operation.  In the
showing a one line diagram going from panel to panel.
rear of this compartment are the bus
The main breaker is an AK-3-50 (600/ 1600 amp rating)
connections to the breaker.
having a drawout feature. It is manually operated with a
selective power sensor overcurrent trip device.
I
OPEN-CLOSED indicator
2.
Charge indicator number
3.
Compartment panel handle
4.
Charging handle
5.
Trip push button
6.
Red mimic bus
2-16

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