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Gas-Insulated Switchgear Circuit Breaker (With Lower Isolation and Grounding)

220.0 USD
Min. Order: 10 Piece/Pieces
Trade Term: FOB
Payment Terms: L/C, T/T
Supply Ability: 500pcs / Day
Place of Origin: Zhejiang

Company Profile

Location: Wenzhou, Zhejiang, China (Mainland)
Business Type: Manufacturer

Product Detail

Model No.: ZLGV12D/630/20X
Means of Transport: Ocean, Air, Land
silver: 3 position
Production Capacity: 500pcs / Day
Packing: Package using export-grade corrugated cartons and palletize.
Delivery Date: 15 to 20 days
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Product Description

Bohai Electromechanical Technology Group Co., Ltd., a subsidiary of Zhejiang Liange Electric Technology Co., Ltd., was established in 2006 as a national high-tech enterprise specializing in the R&D, manufacturing, and distribution of complete accessory components for high-voltage ring main units (RMUs). 

Bohai Electromechanical boasts a highly skilled technical team, with over 400 employees, including 30 technicians and 19 R&D personnel. 

We offer comprehensive ODM services backed by vertically integrated manufacturing infrastructure, including precision metal processing (CNC machining, stamping, laser cutting, milling), mold design & fabrication, and injection molding workshops. This enables end-to-end capabilities from prototyping to mass production. Specializing in low & medium voltage electrical applications, we support flexible low-volume customization while maintaining scalability for high-volume orders. Our solutions are engineered to meet evolving demands in smart grid systems, renewable energy integration, and other mission-critical industries. Additionally, our company is equipped with a variety of advanced testing equipment, such as coating thickness gauges, mechanical characteristic testers, and voltage withstand test devices, ensuring that every product undergoes rigorous quality inspections. We are committed to providing customers with stable and reliable high-quality products.

Main Technical Parameters
No.ItemUnitTechnical Parameters
1Rated FrequencyHz50
2Rated CurrentA630
3Rated Short-Time   Withstand CurrentkA20/25
4Rated Peak Withstand   CurrentkA50/63
5Rated Short-Circuit   Durations4
6Rated Short-Circuit   Making CurrentkA50
7Rated Operating   SequenceO-0.3s-CO-180s-CO
Mechanical parameters
No.ItemUnitTechnical Parameters
1Main Circuit   ResistanceμΩ45
2Overtravelmm2-3
3Contact Gapmm8-10
4Contact Bouncems≤2
5Average Opening Speedm/s1.0-1.4
6Average Closing Speedm/s0.6-1.1
7Three-phase Opening   Asynchronismms≤2
8Three-phase Closing   Asynchronismms≤2


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