41
8
19
18
(4)/
4.2
11
12
13
14
3.1
4 1 5
48 1 3.1
48.2
48.3
48.1
Figure 7/1: Manual operation and mechanical indicators
of a withdrawable breaker part, withdrawable
circuit-breaker part in test/disconnected position
Note:
Test switching of the circuit-breaker without primary
voltage can be carried out with the withdrawable part in
the test position (with the control wiring plug fitted).
3.1
Sliding handle, connected to the catch in
the withdrawable part base frame
(4)
Spindle mechanism
4.2
Square spigot
8
Control wiring plug connection
11
Mechanical ON push-button
12
Mechanical OFF push-button
13
Mechanical position indicator
14
Mechanical operating cycle counter
18
Charging condition indicator
19
Charging lever
Figure 7/2: Movement of the withdrawable breaker part between
the test/disconnected position and the service position,
clockwise up to the stop for the service position and
anti-clockwise for the test/disconnected position
1
Withdrawable circuit-breaker part
4
Spindle mechanism
5
Hand crank
Figure 7/4: Service truck engaged with the panel. Withdrawable
circuit-breaker part released for removal by moving the
sliding handles inwards
1
Withdrawable circuit-breaker part
3.1
Sliding handle
48
Service truck (not included in supply)
Figure 7/3:
Approaching the panel and positioning the service
truck with the guide pins of the adjustable height bench
top at the correct height for the catch to engage
48.1
Height adjuster
48.2
Guide pin
48.3
Catch
