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CMS-700 SYSTEM CIRCUIT MONITORING SYSTEMS (CMS)
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Wiring diagrams
The operations to carry out for the correct connection of the device, based on the type of electric
line available, are described in this section.
The CMS-700 includes an own power supply on L1-N. No external power supply is required.
The contacts l1, l2, l3, l4/ N are provided for connecting the external current transformer.
Installation to mains
Installation of CMS-700 to mains shall include a switch or a circuit breaker for the connection to them.
The switch or circuit breaker must be suitably located and easily reachable and must be marked as
the disconnecting device for the CMS-700.
Disconnection from mains or connection to mains
Switch off circuit breaker or switch before disconnecting from the mains supply or connecting to the
mains supply. Same applies for all other connections (L1, L2, L3, N).
Attention: The installation and the cabling of the device must be carried out by qualified personnel.
Danger of electrocution, burning and electric arc. Use the personal protection devices suitable to
adhere to the current regulations governing electrical safety. Prior to carrying out any connections
check the sectioning of the electric supply with the voltage detection device.
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