Circutor RECmax-CVM 2-pole, Instruction Manual

Page: 11 / 68

11
Instruction Manual
RECmax-CVM
3�2�2�- MEASUREMENT OF THE PHASE CURRENT
The phase current must be measured using the
MC1-75/0�25A
(
RECmax-CVM 2-pole
) or
MC3-
75/0�25A
current transformer (
RECmax-CVM 4-pole
) supplied with the device�
The
MC
transformer, supplied with a cable and 4-pole connector, must be connected to terminals 19,
20, 21 and 22 of the device (see
Table 3
)
The current measurement transformer must be installed on the top of the circuit
breaker�
3�2�3�- SAFETY SEAL
The device features a seal on the neutral terminal, see
Figure 2
�
Figure 2: Safety seal on the neutral terminal�
This seal fulfils two functions:

Safety , only the neutral cable must be installed in the sealed terminal�
For this, remove the central part from the seal to the point indicated, leaving the terminal free
to be able to install the neutral cable, see
Figure 3
�
Figure 3: Remove the central part of the seal�
Wiring any cable that is not
Neutral
to this terminal may seriously damage
the device, leaving it non-operational�