Operating the contactor panel with panel width 435 mm
13.8 Racking the contactor truck to test position
Preconditions
•
Contactor truck in service position
•
Contactor in OPEN position
•
For electromagnetic interlock (optional):
•
Electromagnetic interlock deactivated
•
Racking crank for moving the contactor truck available
•
Double-bit key available
•
Padlock (optional) removed from operating slide
Fig. 190: Racking crank
Procedure
116
NOTICE
Maloperation
Racking the contactor truck to test position is only permissible if the contactor is in
OPEN position.
Switch the contactor to OPEN position, if required.
NOTICE
Maloperation
All interlocks are only released when the contactor truck is in a stable end
position.
Rack the contactor truck absolutely until end position.
NXAIR / ≤ 40 kA
Fig. 191: Double-bit key with
a diameter of 5 mm
110-0134.9 / 14