Monitoring The Gas Pressure - Siemens 8DB10 Installation And Operating Instructions Manual

864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06
29.2

Monitoring the gas pressure

The perfect functioning of the switchgear is only guaranteed if the gas pressure indication is
between the minimum and the maximum functional level (see page 44, "Insulating gas SF
Fig. 142: Gas pressure manometers at the panel
Fig. 143: Gas pressure manometer for
the circuit-breaker housing at the panel
DANGER
If gas pressure is beyond the minimum or maximum functional level:
➭ Contact the regional Siemens representative immediately.
➭ Shut down the circuit-breaker panel if required.
①
Manometers of the SF
6
compartments for busbars L1, L2, L3 of
busbar system 1
② Manometers of the SF
6
compartments for busbars L1, L2, L3 of
busbar system 2
③ Manometer for three-position
disconnector housing in busbar
system 2
④ Manometer for circuit-breaker housing
⑤
Manometer for three-position
disconnector housing in busbar
system 1
① Minimum permissible functional level
(signaling contact)
②
Critical gas pressure (signaling contact)
③ Actual gas pressure
④
Maximum permissible functional level
(signaling contact)
Installation
").
6
gas
gas
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