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500-8384.9 • Version 11 • Installation and Operating Instructions • 8DJH
9.2.1 Position indicators
Switching device
Switch position
CLOSED
OPEN
EARTHED
Disconnector
—
Switch-disconnector
Earthing switch
—
Circuit-breaker
—
9.2.2 Operations counter
One operating cycle corresponds to one closing operation and one opening operation of the
circuit-breaker.
Switching device
Number of operating cycles
Circuit-breaker
1)
00007
1)
Circuit-breaker type 1.1: Standard, circuit-breaker type 2: Option
9.2.3 "Fuse tripped" indicator
Shows the state of the fuse-links of the switch-fuse combination.
Panel
Fuse not tripped
Fuse tripped
Transformer panel
9.2.4 "Spring charged" indicator
Panel
Spring not charged
Spring charged
Transformer panel
Circuit-breaker panel type 2
Circuit-breaker panel type 1.1
9.2.5 Ready-for-service indicator
The ready-for-service indicator shows if the gas density in the gas-insulated switchgear vessel is
in order.
Fig. 174:
Ready-for-service indicator
1
Indication "ready for service"
2
Pointer
3
Green area
4
Red area
5
Indication
"Not ready for service"/"Do not operate"
Read the indication:
▪
Green area below the pointer:
Switchgear is ready for service.
▪
Red area below the pointer:
Switchgear not ready for service, do not operate.
Содержание 8DJH
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