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Auxiliary switches and alarm switches
For subsequent fitting
In case of VL150 UL (DG frame) and VL250 UL (FG frame):
Except for mounting in the left accessory sub-section of the circuit breakers with electronic overcurrent trip units, since this sub-section is occupied by the tripping solenoid.
VL400 UL (JG frame)/VL400X UL (LG frame):
Unsuitable for mounting in the right-hand accessory sub-section. The 3VL9 400-2AB01 installation kit with auxiliary switches only is recommended.