Installation – CIRCUTOR CVM-B Series User Manual
Page 11
3.2.- INSTALLATION
The unit is installed on a panel. All connections are located inside the electric panel.
Table 2: Panel drill holes for installation�
Model
Panel drill hole (according to DIN 43700)
CVM-B100
92
+0.8
x 92
+0.8
mm
CVM-B150
138
+0.8
x 138
+0.8
mm
Terminals, opening covers or removing elements can expose parts that are
hazardous to the touch while the unit is powered. Do not use the unit until it is
fully installed.
The unit must be connected to a power circuit that is protected with gL fuses (IEC 269) or M
fuses, with a rating of 1 to 2 A. It must be fitted with a circuit breaker or equivalent device for
disconnecting the unit from the power supply mains.
The power and voltage measuring circuit must be connected with cables that have a minimum
cross-section of 1mm
2
.
The secondary line of the current transformer will have a minimum cross-section of 2.5 mm
2
.
11
Instruction Manual
CVM-B100 - CVM-B150