50
Air Circuit Breakers
BT2 series
Door frame dimensions, mm
Aperture Dimension of BT2-4000 door frame
425
441
479
100
14-ø6
312
328
366
11-ø6
Breaker base
Breaker base
BT2-4000 Air Circuit Breakers with three poles (draw-out)
The drawing of Aperture Dimensions for mounting cover of
door frame
Distance from the panel center of the circuit breaker to the
right hinge of cabinet door should be at least 264mm
BT2-4000 Air Circuit Breakers with four poles (draw-out)
The drawing of Aperture Dimensions for mounting cover of
door frame
Distance from the panel center of the circuit breaker to the
right hinge of cabinet door should be at least 320.5mm
441
100
479
10-ø6
328
366
8-ø6
Breaker base
Breaker base
BT2-4000 Air Circuit Breakers with three poles (fixed)
The drawing of Aperture Dimensions for mounting cover of
door frame
Distance from the panel center of the circuit breaker to the
right hinge of cabinet door should be at least 264mm
BT2-4000 Air Circuit Breakers with four poles (fixed)
The drawing of Aperture Dimensions for mounting cover of
door frame
Distance from the panel center of the circuit breaker to the
right hinge of cabinet door should be at least 320.5mm
Dimensions and mounting
