Siemens NXAirS - SION Module Operations

NXAirS Withdrawable Metal-enclosed Switchgear, Rated Voltage Up to 12kV
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Operation of NXAirS
13.3 Open and close HV door
Open HV door
Preconditions:
●
Two locks are both opened;
●
Truck module is in test position.
Insert the keys into door locks and turn anticlockwise by 90˚.
Move the handle upwards to its limit position and pull the handle
forcefully, the door will be opened.
Close HV door
Preconditions: without SION module, or
●
Insert SION module according to descriptions on Page 25 and 26;
●
Insert secondary plug.
Pull the handle downwards, and the door closes.
Turn the key clockwise by 90˚ and take out the key.
13.4 Push SION module to service position
Preconditions:
●
Place the module into the panel;
●
Insert the secondary plug;
●
HV door is closed;
●
Circuit breaker is in open position;
●
Earthing switch for feed lines is in open position;
●
Use operating handle to push the SION module.
Operating hole to push SION module is on the operating panel of the
HV door.