Elster ALPHA - 4 Wire Wye Meter Wiring

ALPHA meter
IL42-4001S
9
4 wire delta meters
4 wire wye meters
Form 45S
3 phase, 4 wire delta, 2 CTs, no PTs
3
2
1
N
CIRCUIT
CLOSING
DEVICE
1
2
3
N
Form 35A
3 phase, 4 wire delta, 2 CTs, no PTs
1
2
3
N
3
2
1
N
Form 45A
3 phase, 4 wire delta, 2 CTs, no PTs
1
2
3
N
3
2
1
N
Reduce CT ratio by ½ Reduce CT ratio by ½ Reduce CT ratio by ½
60 Hz only
ALPHA Plus
with
autodetection
enabled &
A3 ALPHA only
16C06 20C06
20C06
Form 56S
3 phase, 4 wire delta, 2 CTs, no PTs
CIRCUIT
CLOSING
DEVICE
3
2
1
N
K
Z
Y
1
2
3
N
Reduce CT ratio by ½
16C06
N
2
1
3
CIRCUIT
CLOSING
DEVICE
1
2
3
N
Form 5S
3 phase, 4 wire wye, 3 CTs, 0 or 2 PTs
20E01
1
2
3
N
N
2
13
Form 5A
3 phase, 4 wire wye, 3 CTs, 0 or 2 PTs
20E01
N
2
1
3
CIRCUIT
CLOSING
DEVICE
KZY
1
2
3
N
Form 6S
3 phase, 4 wire wye, 3 CTs, 0 or 2 PTs
23E01