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![]() (5)Behind the right front door section at the top is an
feeder No. 2, and feeder No. 3. These switches select
the phase to be read on its ammeter. See figure 2-12 for
instrument panel with 3 ammeters and 3 selector
switches just below. (fig. 2-14). The ammeters are
complete ammeter circuit.
type AB-40, the switches are SB-1 rotary four position;
off, 1, 2, and 3. The switches are labeled feeder No. 1,
KEY to figure 2-14:
1. Feeder breaker No. I ammeter
2. Feeder breaker No 2 ammeter
3. Feeder breaker No. 3 ammeter
4. Knurled screws
5. Feeder breaker No :3 ammeter selector switch
6. Feeder breaker No 2 ammeter selector switch
7. Feeder breaker No. 1 ammeter selector switch
2-22
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