6 – 13
6.9
Troubleshooting
1)
Safety
feature!
This remedy action amounts to a reversal (disabling) of a safety
precaution installed earlier. Please do ensure that such disa-
bling is now permissible / authorized!
Fixed-
mounted
Draw-out
breaker
Disturbance
Cause
Remedy
X
X
Circuit-breaker cannot be closed
and circuit-breaker
not
ready to
close.
Ready-to-close indicator shows:
1.
Spring not charged
Charge spring
X
X
2.
Undervoltage release not
excited
Energize undervoltage release
X
X
3.
Mechanical reclosing lock-out
effective
Rectify cause of overcurrent trip-
ping and press reset button
X
X
4.
Electrical closing interlock
effective
Shut off control voltage for interlock-
ing
1)
5.
"Safe OFF“ locked off by
cylinder lock
(accessories)
Unlock
1)
6.
"Safe OFF“ locked off by
padlocks
(accessories)
Remove padlocks
1)
X
X
7.
"Mechanical OFF“ button
locked off
(accessories)
Unlock the "Mechanical OFF“ but-
ton
1)
8.
"EMERGENCY OFF“ button
engaged in operating position
(accessories)
Release "EMERGENCY OFF“ but-
ton
1)
by rotating it
X
X
9.
Lockout against closing with
cubicle door open effective
(accessories)
Close cubicle door
X
X
10. Mutual mechanical circuit-
breaker interlocks effective
(accessories)
Open second circuit-breaker or rack
into disconnected
position
1)
X
X
11. Electronic overcurrent re-lease
missing or incorrectly installed
Fit electronic overcurrent release
properly
X
12. Racking handle withdrawn
Rack circuit-breaker into
disconnected, test or connect posi-
tion, unlatch crank and push crank
fully in
X
X
Circuit-breaker cannot be closed
and circuit-breaker ready to close.
Ready-to-close indicator:
1.
Closing coil not energized or
incorrectly energized
Check or apply correct voltage
X
2.
Circuit-breaker in discon-nected
position in guide frame
Rack circuit-breaker into test or
connected position
X
3.
Have been removed the
auxiliary connectors
Plug in the auxiliary connectors
Summary of Contents for ARION WL Series
Page 1: ......
Page 84: ...9 13 I tripping Earth fault tripping Vypnutí I Vypnutí při zemním spojení ...
Page 90: ......
Page 95: ......
Page 96: ......
Page 139: ......
Page 141: ......
Page 142: ......
Page 144: ......
Page 150: ......
Page 152: ......
Page 161: ......
Page 162: ......
Page 178: ......
Page 182: ......
Page 183: ......
Page 193: ......
Page 194: ......
Page 195: ......
Page 198: ......
Page 199: ......
Page 200: ......
Page 211: ......
Page 212: ......
Page 229: ......
Page 230: ......
Page 231: ......
Page 232: ......
Page 262: ......
Page 285: ......
Page 297: ......
Page 298: ......
Page 299: ......
Page 300: ......
Page 306: ...24 4 PH 2 2 1 3 4 BG III Un 1000V BG III C Klasse 5 ...