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Chapter 2 Electrical Installation
Figure 2.1 - Relay Connection
Close-up of the relays on the rear panel. The relays
shown are in the NOT energized state. (Form C relays,
rated 250V, 5A, 2 each)
20
21
22
23
24
25
N.O.
N.C.
COM
N.O.
N.C.
COM
ALARM #
1
ALARM #
2
T
HE INSTRUMENT CAN BE PROGRAMMED TO DETECT TWO ALARM LEVELS FOR THE FOLLOWING FUNCTIONS
:
LM1/LM2 Voltage AN, BN, CN, AB, BC, CA
LM1/LM2 Current A, B, C, N
Voltage Imbalance (One level only)
Voltage Phase Reversals (One level only)
9
GE Industrial Systems