Wire Size - GE 845 Instruction Manual

Transformer protection system
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ELECTRICAL INSTALLATION

Wire Size

2–20
22
FC_3 NC
23
FC_3 COM
24
FC_3 NO
Table 2-5: AC Analog
AC Inputs - 4 X 1/5A CT, 4 VT
Terminal
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Use the following guideline when selecting wires or lugs to connect to terminal strips A, B,
C, D, E, F, G, H, and terminal blocks J, K. Note that the first two bullets are applicable to
terminal blocks J and K only:
12 AWG to 22 AWG (3.3 mm
mm (0.375") maximum diameter ring terminals.
14 AWG to 22 AWG (2.1 mm
(0.375") maximum diameter ring terminals. Two ring terminals maximum per circuit.
Suggested wiring screw tightening torques are: terminal strips A-H tighten to 4.5 in-lbs
(0.5 N-m) and terminal blocks J, K to 15 in-lb (1.7 N-m).
Figure 2-22: Fiber Connector Types (S - ST)
Critical Fail Relay
Critical Fail Relay
Critical Fail Relay
Description
CT1_IN
CT1_RETURN
CT2_IN
CT2_RETURN
CT3_IN
CT3_RETURN
CT4_IN
CT4_RETURN
VT1_IN
VT1_RETURN
VT2_IN
VT2_RETURN
VT3_IN
VT3_RETURN
VT4_IN
VT4_RETURN
2
2
to 0.3 mm
): Single wire termination with/without 9.53
2
2
to 0.3 mm
): Multiple wire termination with 9.53 mm
845 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 2: INSTALLATION

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