0HK.412.530SM
LW36A-126/145
High Voltage SF6 AC Circuit Breaker
22/30
5
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2
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7 Measuring moisture
Connecting the pressure reducing valve, pipeline and moisture tester to charging valve, test the
moisture content of air chamber. In acceptance checking, the moisture content should not exceed
150ppm
(
V/V
,
20
℃
)
; in operating, the moisture content should not exceed 300ppm
(
V/V
,
20
℃
)
.
5
.
2
.
8 Check the humidity controller and heater whether are normal.
5
.
2
.
9 Connecting primary busbar and primary connection terminal, user make connect direction
according to field situation. Burnish the contact surface by emery cloth and clean by cloth dipt alcohol .
5
.
2
.
10 Scrub away all porcelain of circuit breaker by clean water.
5
.
2
.
11 Before go into operation, check the test items again, check the test data, fill in installation and
test report bipartite, user and manufacturer hold on apiece one as source material for future reference.
5
.
3 Cleaning of site
After finished installed the circuit breaker, cover all cover boards, save all removed accessories.
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