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FLW34-12-24 SF6 Load Break Switch

Summary
Outdoor SF6 Insulation Load Break Switch is used in outdoor 12/24kV three phase AC 50/60Hz power system to open and close load current and short circuit current. It accords with the standards of IEC62 271-103 & GB/T3804:3.6~40.5kV High voltage switches, IEC60694 & GB/T11022: High voltage switch apparatus and control apparatus.

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Product name:FLW34-12/24 SF6 Load Break Switch

Summary
Outdoor SF6 Insulation Load Break Switch is used in outdoor 12/24kV three phase AC 50/60Hz power system to open and close load current and short circuit current. It accords with the standards of IEC62 271-103 & GB/T3804: 3.6~40.5kV High voltage switches, IEC60694 & GB/T11022: High voltage switch apparatus and control apparatus.

Ambient condition
1. Altitude: 1000m;
2. Ambient temperature: -35 ~+40 ;
3. Relative humidity: daily average 90%; monthly average 95%;
4. Earthquake intensity: 8 degree;
5. Applicable occasions should be free from inflammable, explosives and severe vibration.

Product feature
1. Stainless steel panel has good antisepsis and seal performance.
2. Light in weight and convenience for transit.
3. Maintenance Free.
4. With anti-explosive device.
5. The switch can be locked automatically when the press is 0.03 to 0.07MPa.


No. Item Unit Data
1 Rated voltage kv 12,24
2 Rated insulation level Power frequency kv Across open contacts:49,
phase to phase,phase to earth:42
3 Wet withstand volatge kv Phase to phase,phase to earth:34/50
4 Impulse withstand voltage kv Across open contacts:85,phase
to phase,phase to earth:75
5 Rated power frequency hz 50/60
6 Rated current A 630
7 Rated active load breaking current A 630 Breaking 100 times
8 Rated loop breaking current A 630 Breaking 100 times
9 5% rated active load breaking current A 31.5 Breaking 100 times
10 Rated cable charging current A 10 Breaking 100 times
11 Rated short-circuit making current peak KA 50/60 Making 5 times
12 Rated short-time withstand current 4s KA 20
13 Rated peak withstand current KA 50
14 Rated operating 
voltage controller
V AC220
15 Auxiliary loop rated voltage V DC24
16 Mechanical lift TIMES 3000
17 Opening life YEAR ≥15
18 Rated SF6 pressure 25℃ Mpa 0.12
19 Rated SF6 yearly
gas leakage rate
≦1%
20 Opening method Spring operating manual motor
21 Weight kg 140 manual 195motor 200intelligent

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