High Voltage Outdoor Pole Mounted Disconnect Switch Load Break Switch Earth Switch Ground Switch
China High Voltage Outdoor Pole Mounted Disconnect Switch Load Break Switch Earth Switch Ground Switch, Find details about China Load Break Switch, Outdoor Load Break Switch from High Voltage Outdoor Pole Mounted Disconnect Switch Load Break Switch Earth Switch Ground Switch
Basic Info.
Model NO.
GW9-12
Number of Poles
Three Pole
Grounding
Single Ground
Series
Three
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.
GW9-12
Number of Poles
Three Pole
Grounding
Single Ground
Series
Three
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
Package size per unit product
80.00cm * 40.00cm * 50.00cm
Gross weight per unit product
120.000kg
Product Desciption
High Voltage Outdoor Pole Mounted Disconnect Switch Load Break Switch Earth Switch Ground Switch
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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