Circutor CVM-C5 Series, Instruction Manual

Page: 9 / 54

Thepowerandvoltagemeasuringcircuitmustbeconnectedwithcablesthathaveaminimum
cross-sectionof1mm
2
�
Thesecondarylineofthecurrenttransformerwillhaveaminimumcross-sectionof2�5mm
2
�
Thetemperatureratingofinsulationofwiresconnectedtothedevicewillbeatminimum62ºC�
3�3�-UNITTERMINALS
3�3�1�- MODEL CVM-C5-xxx-485-C
Table 2:List of CVM-C5-xxx-485-C terminals�
Device terminals
1 : AuxiliaryPowerSupply 10: V
L3
, L3voltageinput
2: AuxiliaryPowerSupply 11: N, neutral
3: SO+ ,Transistoroutput 12: S
1
,L1currentinput
4: SO-, Transistoroutput 13: S
2
, L1currentinput
5: A(+) ,RS485 14: S
2
, L1currentinput
6: B(-) ,RS485 15: S
2
, L2currentinput
7: GND
,forRS485
16: S
1
,
L3currentinput
8: V
L1
, L1voltageinput 17: S
2
, L3currentinput
9: V
L2
, L2voltageinput
1
2 3 4 5
6 7
8
9 10 11 12 13 14
15 16 17
POWER SUPPLY
RS485
S0+ S0-
OUTPUT
S1 S2 S1 S2 S1 S2
L1
P1 P2
L2 L3
300V ~
Ph-N Ph-Ph
520V ~
N V
L3 L2
V
L1
V
P1 P2 P1 P2
A
(+)
B
(-)
GND
Figure 1: CVM-C5-xxx-485-C terminals�
9 Instruction Manual
CVM-C5-xxx-485