Accessory Module Connection Diagrams - CARLO GAVAZZI WM20 Manuel D'instructions

Fig.17
Three-phase system without neutral (3-wire), unbalanced load, 3
CT and 2 VT/PT.
Fig.18
Three-phase system without neutral (3-wire) unbalanced load and
2 CT (Aron). 315 mA fuse (F).
Fig.19
Three-phase system without neutral (3-wire), unbalanced load, 2
CT (Aron) and 2 VT/PT.
Fig.20
Three-phase system without neutral (3-wire), balanced load, 1 CT.
Fig.21
Three-phase system without neutral (3-wire), balanced load, 1 CT
and 2 VT/PT.
Fig.22
Two-phase system (3-wire), 2 CT. 315 mA fuse (F).
Fig.23
Two-phase system (3-wire), 2 CT and 2 VT/PT.
Fig.24
Single-phase system (2-wire), 1 CT. 315 mA fuse (F).
Fig.25
Single-phase system (2-wire), 1 CT and 1 VT/PT.
Fig.26
Auxiliary power supply (H). 250 V [T] 630 mA fuse (F).
Auxiliary power supply (L). 250 V [T] 3.15 A fuse (F)

Accessory module connection diagrams

Diagram Description
Fig.27
M O O2. Double static opto-mosfet output.
Fig.28
M O R2. Double relay output.
8021572 | WM20 | © 2016 | CARLO GAVAZZI Controls SpA
3P
3P
3P
3P.1
3P.1
2P
2P
1P
1P
–
19