12kv Outdoor Load Break Switch
China 12kv Outdoor Load Break Switch, Find details about China Load Break Switch, Outdoor Load Break Switch from 12kv Outdoor Load Break Switch
Basic Info.
Model NO.
GW1-12
Number of Poles
Three Pole
Grounding
Single Ground
Run
Vertical Rotation
Switching Mode
Single Throw-in
Common Model
YR
Structure of Operating
Electric
Certification
ISO, ISO9001
Brand
Nce
Trademark
NCE
Transport Package
Plywood Box
Specification
750*450*200mm
Origin
China
HS Code
8535309000
Model NO.
GW1-12
Number of Poles
Three Pole
Grounding
Single Ground
Run
Vertical Rotation
Switching Mode
Single Throw-in
Common Model
YR
Structure of Operating
Electric
Certification
ISO, ISO9001
Brand
Nce
Trademark
NCE
Transport Package
Plywood Box
Specification
750*450*200mm
Origin
China
HS Code
8535309000
Product Desciption
Outdoor high voltage load break switch 12kV
Working condition
Technical Specs
Working condition
| Name | Unit | Applicable condition | |
| Ambient air temperature | Max temperature | ºC | +50 |
| Min temperature | -60 | ||
| Max daily temperature difference | K | 30 | |
| Altitude | m | ≤3000 | |
| Solar radiation intensity | W/cm2 | 0.1 | |
| Pollution degree | IV | ||
| Icing thickness | mm | 10 | |
| Humidity | Daily relative humidity average | % | ≤100 |
| Monthly relative humidity average | ≤95 | ||
| Earthquake tolerance ability | degree | ≤8 | |
| Item | Unit | Data | ||
| Rated voltage | kV | 12 | ||
| Rated current | A | 630 | ||
| Rated frequency | Hz | 50/60 | ||
| Rated peak withstand current | kA | 50 | ||
| Rated short time withstand current | kA | 20 | ||
| Rated short circuit duration | S | 4 | ||
| Rated active load breaking current | A | 630 | ||
| Rated circuit breaking current | A | 630 | ||
| Rated cable charging current | A | 10 | ||
| 5% rated active load breaking current | A | 31.5 | ||
| Rated power transformer breaking current | A | 1250 | ||
| Rated short-circuit making current | kA | 50 | ||
| Main circuit resistance | μΩ | <90 | ||
| 1min power frequency withstand voltage | Dry | phase to phase, to earth | kV | 42 |
| across open contacts | 49 | |||
| Wet | phase to phase, to earth | 30 | ||
| Lightning impulse withstand voltage (peak) | phase to phase, to earth | kV | 75 | |
| across open contacts | 85 | |||
| Mechanical life | times | 2000 | ||
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