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GW1-12G(D) Isolation Switch
Operating conditions
1.The altitude above sealevel:2000m
2.The ambientair temperature:-40℃~40℃ wind speed does not exceed 35m/s.
3.The earthquake intensitydoes not exceed 8 degrees
4.The working situation is without frequentviolent vibration.
5.The installation site ofordinarytypeisolator should be kept awayfromgas,smoke chemical deposition,salt-spray fog,dust and other explosiveand corrosive maters that affect seriously insulation and conductioncapabilityof the isolator.
6.Pollutioni-proof type isolatoris applicable to severe filthyconduction area,however,it shouldn’t be anyexplosive matters and matters causing fire.
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Product Details
Selection
Operating conditions
The altitude above sea level: 2000m
The ambient air temperature: -40℃~40℃ wind speed does not exceed 35m/s.
The earthquake intensity does not exceed 8 degrees.
The working situation is without frequent violent vibration.
The installation site of ordinary type isolator should be kept away from
gas,smoke chemical deposition, salt-spray fog, dust and other explosive
and corrosive maters that affect seriously insulation and conduction
capability of the isolator.
Pollutioni proof type isolator is applicable to severe filthy conduction area
however, it shouldn't be any explosive matters and matters causing fire.
Technical data
| Item | Unit | Technical parameters | |||||||
| Rated voltage | kV | 10 | 15 | 20 | |||||
| Max. operating voltage | kV | 12 | 17.5 | 24 | |||||
| Rated insulation level | 1min. power frequency withstand voltage | To earth | kV | 38 | 42 | 50 | |||
| Across open DS | kV | 42 | 48 | 60 | |||||
| Rated lightning impulse withstand voltage | To earth | kV | 75 | 105 | 125 | ||||
| Across open DS | kV | 85 | 120 | 145 | |||||
| Rated frequency | Hz | 50 | |||||||
| Rated current | A | 200 | 400 | 630 | 1250 | ||||
| 4s short time withstand current | kA | 6.3 | 12.5 | 20 | 31.5 | ||||
| Peak withstand current | kA | 16 | 31.5 | 50 | 80 | ||||
| Mechanism supplied for disconnector | CS8-1, CS8-D, CD8-5 Rain type manual mechanism or CX6 motor drive mechanism | ||||||||
Technical data
| Item | Unit | Technical parameters | |||||||
| Rated voltage | kV | 12 | 24 | 33 | |||||
| Max. operating voltage | kV | 15 | 27 | 35 | |||||
| Rated insulation level | 1min. power frequency withstand voltage | To earth | kV | 40 | 50 | 80 | |||
| Across open DS | kV | 47 | 60 | 90 | |||||
| Rated lightning impulse withstand voltage | To earth | kV | 105 | 125 | 180 | ||||
| Across open DS | kV | 120 | 145 | 210 | |||||
| Rated frequency | Hz | 50 | |||||||
| Rated current | A | 200 | 400 | 630 | 1250 | ||||
| 4s short time withstand current | kA | 6.3 | 12.5 | 20 | 31.5 | ||||
| Peak withstand current | kA | 16 | 31.5 | 50 | 80 | ||||
| Mechanism supplied for disconnector | CS8-1, CS8-D, CD8-5 Rain type manual mechanism or CX6 motor drive mechanism | ||||||||
Overall and mounting dimensions(mm)
Connect pole
1. Φ12Spindle
2. Washer12
3. Open bolt4 25
4. Bend coupling
5. M16Nut
6. Pole
7. 3/4" Water gas pipe
8. Connect pole head
| Product model number | A | B | C |
| GW1-12G/400A | 510 | 555 | 18 ×24 =4 |
| GW1-12G/630A | 530 | 555 | 18 ×24 =4 |
| GW1-24G/400A | 510 | 555 | 18 ×24 =4 |
| GW1-24G/630A | 530 | 555 | 18 ×24 =4 |
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