II
08/07 AWB1230-1407D
10 Reclosing lockout and remote reset
Manual reset of the reclosing lockout
Automatic reset of reclosing lockout
Retrofitting the remote reset option
– Mounting signalling switches
– Mounting signalling switches at trip unit
Motor cut-off switch on the operating panel
13 Voltage releases, closing coil, electrical ON
Fitting of optional signalling switch on the
voltage release
Setting delay times on undervoltage release
Installation of cut-off switch for overexcited
shunt release and closing coil
14 Indicator and operating elements
– Retrofitting of access inhibiter over mechanical
– Locking device for Mechanical OFF/ON button
Emergency-Stop mushroom-headed pushbutton
Retrofitting for key operation for mechanical ON or OFF 14 - 3
Electrical ON pushbutton
– Retrofitting the interlocking mechanism in the
OFF position (operating panel) – safe OFF
– Retrofitting safety lock for electrical ON
– Retrofitting for key operation for mechanical
– Retrofitting locking device against moving from the
– Retrofitting device for locking in the
– Retrofitting locking device for racking handle
– Retrofitting locking device for reset button
– Locking bracket for “Safe OFF”
– Locking device for guide rails
– Locking device for racking handle
– Locking device for spring charging lever
– Locking device for Mechanical OFF/ON button
Locking device to prevent racking with panel door open 17 - 2
Panel door interlock
– Panel door interlock drill pattern
Retrofitting access inhibiter over mechanical
ON and OFF button
18 Mutual mechanical interlocking
– Two circuit-breakers against each other
– Three circuit-breakers among each other
– Three circuit-breakers among each other
– Three circuit-breakers against each other
– Three circuit-breakers, two of them against
Retrofitting interlocking module
– Installing intermediate shaft and coupling
– Installing interlocking module
19 Accessories for withdrawable unit
Coding circuit-breaker - withdrawable unit
Position signalling switch for withdrawable unit
– Switch off and discharge the spring
– Remove the circuit-breaker from the withdrawable unit 24 - 3
Checking arc chutes
Disposal of IZM circuit-breakers
29 Index
Содержание IZM Series
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