Elster ALPHA - 4 Wire Delta Meter Wiring

ALPHA meter
IL42-4001S
7
3 wire wye meters
4 wire delta meters
1
2
N
N
2
1
Form 35A
2 phase, 3 wire wye, 2 CTs, no PTs
20E01
20E01
Form 35S
2 phase, 3 wire wye, 2 CTs, no PTs
N
2
1
CIRCUIT
CLOSING
DEVICE
1
2
N
23A06
Form 45S
2 phase, 3 wire wye, 2 CTs, no PTs
N
2
1
CIRCUIT
CLOSING
DEVICE
1
2
N
1
2
N
N
2
1
Form 45A
2 phase, 3 wire wye, 2 CTs, no PTs
23A06
Form 56S
2 phase, 3 wire wye, 2 CTs, 0 PTs
16C06
CIRCUIT
CLOSING
DEVICE
KZY
1
2
N
N
2
1
Form 9S (Form 8S application)
3 phase, 4 wire delta, 3 CTs, no PTs
23E01
3
2
1
N
KZY
1
2
3
N
CIRCUIT
CLOSING
DEVICE
20E01
3
2
1
N
CIRCUIT
CLOSING
DEVICE
1
2
3
N
Form 5S
3 phase, 4 wire delta, 2 CTs, 2 PTs
Reduce CT ratio by ½
1
2
3
N
3
2
1
N
Form 5A
3 phase, 4 wire delta, 2 CTs, 2 PTs
20E01
Reduce CT ratio by ½