CPRS-1400,1400D INSTALLATION MANUAL
Issue : 2004.07
ED : 0
CPRS-1400,1400D INSTALLATION MANUAL 20 /47
3.3.3 Surge Observer Ground
Surge observer ground should be connected to the main ground busbar using a
green wire (14SQ) for safety.
R
S
T
R
S
T
S
R
T
VAL-
MS
-320
VAL-
MS
-320
VAL-
MS
-320
AC INPUT RATIG
3Q3W, 310A,47~63Hz
AC INPUT WIRE : 150S.Q or greater
Figure 11. Surge Absorbor Ground Connection
3.3.4 AC Input Connection
AC input cable should be separated from DC output as much as possible to
minimize EMI.
.
☞
As AC 3
ϕ
3W 208V input is used, cable should be connected after voltage
of it is checked.
☞
Thickness of the input cable should be minimum of 150SQ(300 MCM).
☞
Screw should be M12. 1 hole lug should be used.
☞
For cabling see above Figure 11.
SURGE Absorbor Ground