S
LOW
O
PERATION
FOR
M
AINTENANCE
P
URPOSES
REV7
/REV3
OI 250 (EN)
146
Opening Manually
• Release the opening latch (24) using the manual opening release
(9).
• At the same time, turn the nut (22) counterclockwise until the
support latch (21) of the roller follower (23) has passed the
opening latch (24).
• Continue turning the nut (22) counterclockwise until the pressure
is removed from the hook (19).
• At the end of this operation, the opening springs in the pole
columns and the mechanism are discharged and the breaker
position indicator indicates that the circuit breaker is open.
17 Support plate
22 Hexagon nut
18 Spacer sleeve
23 Roller follower
19 Hook
24 Opening latch
20 Pin
25 Stop sleeve
21 Support latch
22
17
18
25
23
19
20
21
24
Содержание GL 311 F3/4031 P/VE
Страница 2: ......
Страница 10: ...INTRODUCTION 10 146 OI 250 EN REV7 REV6...
Страница 12: ...SAFETY 12 146 OI 250 EN REV7 REV3...
Страница 48: ...INSTALLATION 48 146 OI 250 EN REV7 REV7...
Страница 80: ...INSPECTION AND MAINTENANCE 80 146 OI 250 EN REV7 REV3...
Страница 102: ...RECONDITIONING 102 146 OI 250 EN REV7 REV7...
Страница 104: ...END OF LIFE MANAGEMENT 104 146 OI 250 EN REV7 REV2a...
Страница 114: ...SPECIAL EQUIPMENT OPTIONAL 114 146 OI 250 EN REV7 REV0...
Страница 128: ...REPLACEMENT PARTS AND ACCESSORIES 128 146 OI 250 EN REV7 REV6...
Страница 130: ...HANDLING USED SULFUR HEXAFLUORIDE 130 146 OI 250 EN REV7 REV2...