Three-phase Isolate Switch

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Three-phase Isolate Switch

型号

Type

额定电压

Rated voltage (KV)

额定电流

Rated current

(A)

爬距

Creepage distanee

(mm)

4S 热稳定电流

4S Heat steady e.c

(A)

动稳定电流

Shock voltage

(A)

冲击耐压

Impulse withstand voltage

工频耐压

Power-frequency withstand voltage

相对地

To earth (KV)

断口间

Across the isolating distance

(KV)

相对地

To earth (KV)

断口间

Across the isolating distance (KV)

GW1

10-15

400-1250

300-400

12500

31500

75

95

38

42

GW1

20-27

400-1250

420-580

12500

31500

120

150

50

60

GW1

30-36

400-1250

660-900

12500

31500

170

195

70

80

HGW1

10-15

400-1250

370-520

12500

31500

75

95

38

42

HGW1

20-27

400-1250

600-800

12500

31500

100

120

45

50

HGW1

30-36

400-1250

900-1200

12500

31500

170

195

70

80

型号

Type

额定电压

Rated voltage (KV)

额定电流

Rated current

(A)

爬距

Creepage distanee

(mm)

4S 热稳定电流

4S Heat steady e.c

(A)

动稳定电流

Shock voltage

(A)

冲击耐压

Impulse withstand voltage

工频耐压

Power-frequency withstand voltage

相对地

To earth (KV)

断口间

Across the isolating distance

(KV)

相对地

To earth (KV)

断口间

Across the isolating distance (KV)

RGW

10-15

400-1250

300-400

12500

31500

75

95

38

42

RGW

20-27

400-1250

420-580

12500

31500

120

150

50

60

RGW

30-36

400-1250

660-900

12500

31500

170

195

70

80

HRGW

10-15

400-1250

370-520

12500

31500

75

95

38

42

HRGW

20-27

400-1250

600-800

12500

31500

100

120

45

50

HRGW

30-36

400-1250

900-1200

12500

31500

170

195

70

80

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