PowerLogic PM820, Руководство по установке, Страница: 36 / 72

© 2006 Schneider Electric All Rights Reserved
PowerLogic
®
Series 800 Power Meter 63230-500-224A1
Chapter 4—Wiring 6/2006
EN–30
EN
GLI
S
H
Figure 4 – 5: 3-Phase 3-Wire 3 CT no PT Figure 4 – 6: 3-Phase 4-Wire Wye Direct Voltage
Input Connection 3 CT
NOTES:
• Use system type 31.
NOTES:
• Use with 480Y/277 V and 208Y/120 V systems.
• Use system type 40.
Figure 4 – 7: 3-Phase 3-Wire Delta Connection 2
CT 2 PT Figure 4 – 8: 3-Phase 3-Wire Delta Connection
3CT 2PT
NOTES:
• For an open delta PT connection with 120 V L-L
secondaries, use system type 30.
• Pay close attention to polarity marks when
connecting CTs (S1, S2) and PTs (
=X
1
).
NOTES:
• Use System type 31.
• For an open delta PT connection with 120 V L-L
secondaries, use system type 31.
• Pay close attention to polarity marks when
connecting CTs (S1, S2) and PTs (
=X
1
).
L1 L2 L3
PM800
8
9
10
11
12
13
14
15
16
17
S2
S1
S2
S1
S2
S1
PLS
D
110
053
L1 L2 L 3 N
PM 8 00
8
9
10
11
12
1 3
14
15
16
17
VL-L=<600V
S 2
S 1
S 2
S 1
S 2
S 1
PLS
D
110
059
L1 L2 L 3
PM 8 00
8
9
10
11
12
1 3
14
15
16
17
S 2
S 1
S 2
S 1
PLS
D
110
055
L1 L2 L 3
PM 8 00
8
9
10
11
12
1 3
14
15
16
17
S 2
S 1
S 2
S 1
S 2
S 1
P
L
SD1
1005
6