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52
PrimeGe ar Z X0 P R O D U C T M A N U A L
4.1.2.1 Manual operation of the circuit breaker
• Mechanical switch position indication is
effected by graphical symbols (3 in Fig. 4.1.2.1.1)
in the operator control area.
—
Fig. 4.1.2.1.1
Indicators and
controls for the
circuit breaker and
three position
disconnector
operating
mechanisms
—
Fig. 4.1.2.1.1
• Cancel any blocking of the relevant pushbutton
by removing the padlock or by releasing a lock
switch with a key.
• In order to change the switching condition of
the circuit breaker, press the mechanical OFF
button (1) or the mechanical ON button (2).
8
7
5
6
1
OFF button for circuit breaker
2
ON button for circuit breaker
4
3
Switch position indicator for circuit breaker
4 Selector lever
5
Opening for three position disconnector
6 Switch position indicator for disconnector
1
7
Opening for earthing switch operation
8 Switch position indicator for earthing switch
2
9 Lever for manually charging the closing spring
3
10 Mechanical operating cycle counter
11 Signaling device for closing springs
11
charged/discharged
9
12 Mechanical undervoltage release override
(on request)
10
1 2
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