- Product Details
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Quick Details
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Rated Current:
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400A/630A/800A/1000A
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Material:
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Porcelain or Silicone rubber
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Rated Voltage:
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12kV-138KV
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Type:
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Earthing Switch/Grounding Switch
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Keywords:
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earthing switch
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Product name:
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11kv 12kv types of electrical isola
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OEM:
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Available
Quick Details
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Max. Voltage:
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126KV
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Place of Origin:
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Hebei, China, Hebei, China (Mainland)
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name:
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isolating switch outdoor GW4 high voltage from Histe
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Rated Current:
-
400A/630A/800A/1000A
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Material:
-
Porcelain or Silicone rubber
-
Rated Voltage:
-
12kV-138KV
-
Type:
-
Earthing Switch/Grounding Switch
-
Keywords:
-
earthing switch
-
Product name:
-
11kv 12kv types of electrical isola
-
OEM:
-
Available
Low Voltage Disconnect Isolators Load Break Switch
| Technical Specifications | GW4-40.5 | GW4-72.5 | GW4-126 | |
| Rated voltage kV | 40.5 | 72.5 | 126 | |
| The rated current A | 1250, 2000 | |||
| Disconnector | Rated peak withstand current kA | 100 | ||
| Rated short-time withstand current (RMS)kA | 40 | |||
| Rated short circuit duration s | 4 | |||
| Grounding switch | Rated peak withstand current kA | 100 | ||
| Rated short-time withstand current (RMS)kA | 40 | |||
| Rated short circuit duration s | 4 | |||
| Rated short-time power frequency withstand voltage (RMS) kV | to earth | 95 | 160 | 230 |
| across isolating point | 118 | 200 | 230+70 | |
| Rated lightning impulse withstand voltage (peak) kV | to earth | 185 | 350 | 550 |
| across isolating point | 215 | 410 | 550+100 | |
| minimum clearance in 1 min power frequency withstand voltage when ground blade closing to live part of disconnector | 53 | 94 | 164 | |
| switching ability of earthing switch inductance current | electromagnetic inductance current (current/voltage) | 50/0.5(A type), 100/6(B type) | ||
| Static inductance current (current/voltage) | 0.4/3(A type), 5/6(B type) | |||
| switching times | 10 | 10 | 10 | |
| rated terminal static mechanic load N | longitudinal level | 1000 | 1000 | 1000, 1250 |
| Horizontal level | 750 | 750 | 750 | |
| Vertical force | 1000 | 1000 | 1000 | |
| switching capacitance current A | 2 | 2 | 2 | |
| switching inductance current A | 1 | 1 | 1 | |
| switching busbar for current transfer A (busbar transfer voltage 100V) | 400V, 2500A, 100 times | |||
| Radio interference level | less than 500 μV | |||
| Mechanical life | 3000 | 3000 | 3000 | |
| single pole weight (kg) | 240 | 300 | 350 | |
| note: All applied in an altitude of 2000m | ||||
(1) Quality Assurances
We have a strictly quality control process from the raw material to finished products. Advanced testing lab to make sure products quality and improve our creative ability. Quality and Safety is the soul of our products.
(2) Excellent Services
Many years of manufacturing experience and rich export business help us to establish a well-trained sales service team for all customers.
(3) Fast Deliveries
Strong manufacture capacity to satisfy urgent leading time. It is around 15-25 working days after we receive the payment. It varies according to the different products and quantity.
(4) OEM ODM and MOQ
Strong R&D team for quick new products’ development, we welcome OEM, ODM and customize request order. Whether selecting a current product from our catalog or seeking engineering assistance for your application. You can tell us about your sourcing requirements.
Normally our MOQ is 100pcs per models. We also produce OEM and ODM as you requirement. We are developing worldwide agent.
