KYN1-12 Moveable Vacuum Circuit Breaker
Production Introduction
KYN1-12 moveable Vacuum Circuit Breaker is an indispensable driving power equipment in the machinery industries such as lifting, metallurgy, mining, port, construction, chemical industry, etc. It is widely used in various types of brakes.
KYN1-12 moveable Vacuum Circuit Breaker is one of the core components of the switch,which is made of bent and welded steel plates,the lower part is equipped with four rollers, which can move horizontally.It is also equipped with a grounding contact, a guide device, a locking mechanism and a hand crank mechanism.
KYN1-12 moveable Vacuum Circuit Breaker is suitable for three-phase AC 50HZ rated voltage 3.6-12KV,rated current 630-2500A power system.It is used as equipment for power plants, substations and industrial and mining enterprises to receive and distribute electrical energy.which is made of bent and welded steel plates.
The motor inside has reached or approached the international IEC standard from the manufacturing precision to the insulation level.KYN1-12 moveable Vacuum Circuit Breaker has the advantage of small size, light weight, reliable operation, convenient maintenance, high performance indicators, etc.
Specification
| No. | Item | Unit | Data | ||
| 1 | Rated Voltage | Kv | 12 | ||
| 2 | Maximun Working Voltage | Kv | 12 | ||
| 3 | Rated Current | A | 630/1250/1600/2000/3150/4000 | ||
| 4 | Rated short Circuit Breaking Current | Ka | 20/25/31.5/40 | ||
| 5 | Rated short Circuit Switching Current | Ka | 50/63/80/100 | ||
| 6 | Rated Peak Withstand Current | Ka | 50/63/80/100 | ||
| 7 | 4S Rated Short-circuit Withstand Current | Ka | 20/25/31.5/40 | ||
| 8.a | Rared Insulation Level: 1min Power Freauency Withstand Voltage | Kv | 42 | ||
| 8.b | Rared Insulation Level：Impulse Withstand Voltage | Kv | 75 | ||
| 9 | Rated Operating Sequence | S | O-0.3S-CO-180S-CO | ||
| 10 | Mechaical Life | Times | 10000 | ||
| 11 | Rated Short-circuit Current Breaking Times | Times | 50 | ||
| 12 | Rated Operating Mechanism Closing Voltage | V | AC/DC 110/220 | ||
| 13 | Rated Operating Mechanism Opening Voltage | V | AC/DC 110/220 | ||
| 14 | Contact Opening Distance | mm | 10 ± 1 | ||
| 15 | Overtravel(The Length of Contact Spring Compression) | mm | 4 ± 0.5 | ||
| 16 | Synchronicity of Opening and Closing of Three-phase Contact | ms | ≤2 | ||
| 17 | Contact Closing Bounce Time | ms | ≤2 | ||
| 18 | Average Opening Speed | m/s | 0.9-1.3 | ||
| 19 | Average Closing Speed | m/s | 0.5-0.8 | ||
| 20.a | Tripping Time on Maximum Oprating Voltage | s | ≤0.05 | ||
| 20.b | Tripping Time on Minimum Oprating Voltage | s | ≤0.08 | ||
| 21 | Closing time | s | 0.1 | ||
| 22 | Circuit Resistance | μΩ | ≤50 | ||
| 23 | Allowed Consumpted Thinckness of Contacts | mm | 3 | ||
Prodection details
Product Appearance and Installation Dimensions:
(Unit:mm)
Company Profile
Shaanxi Huadian Electric Co., Ltd. is located in Baoji High-tech Development Zone, Shaanxi Province. It is a modern high-tech enterprise specializing in the production of vacuum circuit breakers integrating R&D, manufacturing and sales.
The company has a professional R&D team and new product laboratory, and maintains a good cooperative relationship with domestic scientific research institutions and colleges and universities in the research and development of new products.
Production Workshop
Prodect qualification
Certifications
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