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OVR-15, 27 & 38 LV cabinet Instruction Manual
4 GENERAL DESCRIPTION OF LV CABINET OF OVR-15, 27 & 38
RECLOSER
LV CABINET ASSEMBLY
Each LV cabinet of OVR-15, 27 & 38 Recloser has intelligent battery charger, capacitors, control modules,
relay and battery with their hard-wired circuits. Please refer the LV GA for the other constructional
details.
CONTROL
4.2.1 Low voltage control cabinet (LV cabinet)
A weatherproof, IP55 rated cabinet, houses the low voltage control components. The LV cabinet has an
outer hinged swing door with padlocking provision. The control and protection relay RER615, is mounted
on an inner hinged swing door to allow front and rear access to it. All the MCBs, service/discharge switch
and auxiliary power socket for laptop charging are mounted on the front side of inner swing door for
easy access to operator. Other devices including space for mounting optional radio modem is provided
on the side/rear walls of the cabinet.
The floor of the LV cabinet is equipped with removable gland plate to provide entry to auxiliary power
cable, communication cables, 50W thermostatically controlled heater is provided to prevent
condensation in the LV cabinet.
Figure-7: LV control cabinet overview
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