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T E C H N I C A L C H A R A C T E R I S T I C S
4.6.3 Rear bus-bar compartment
This compartment contains the main and the cable
connections busbars. May also be provided
disconnecting switch and/or surge arrester where
applicable.
The access is from the rear part by removable
panel or door.
4.6.2 Low voltage compartment
This compartment contains the logic module of
MS protection and control relay, the low voltage
components and all the other equipment
necessary to realize the control and signaling
circuit. The access will be provided from the
front through a door.