GN30-12 type rotary indoor high voltage isolating switch is a new type of touehrotating knife type isolating switch, is the main structure in three-phase chassis of theupper and lower two plane, fixed two set of insulator and contact, touch through rotating knile, so as to realize the switch of the switch.GN30-12D type switch is in GN30-12 type switch based on the increase with theform of earthing knile, can meet the needs ol diflerent power systems. This productdesign is compact,small footprint,insulating ability strong, easy to install, theperformance meet GB1985-89 ac high voltage isolating switch and earth switchrequiremants, applicable to rated voltage 10 kv ac 50 hz and the following indoosystems,as in the cases with voltage, share the circuit. it can be used with highvoltage switchgear and can be usad alone.
1.The alevation shall not exceed 1000m:
2.The ambientalrtemperature:-25 ºC~+ 40 ºC;
3.Relative humidity of surrounding anvironment: daily average is not greater than 95% and daily average is not greater than 90%;
4.Selsmic cracking shall not exceed B degrees;
5.Installation site: no fire,inflammable, explosive, serious pollution, chemical corrosion and violent vibration place.
Specically Parameter
| Rated voltage |
12kV |
| Rated frequency |
50Hz |
| Rated Lightning Shock Test Voltage/Fracture |
75/85kV( Peak value) |
| Power Frequency Tolerance Voltage/Fracture Rated 1 Min |
42/48kV ( Effective value) |
| Rated operation sequence |
0-t-C0-t1-C0 |
| Circuit Breaker Model |
Rated current |
Rated interruption current KA |
Rated short circuit closing current(peak) KA |
Rated Short Circuit Duration S |
Breaking times |
| VBR(VS1)-12 |
630
1250 |
20/25 |
50/63 |
4 |
100 |
| |
1250
1600
2000
2500 |
31.5 |
80 |
4 |
50 |
1. The ambient air temperature: cap +50ºC, lower limit -30ºC:
2. Elevation: no more than 3000m(if higher elevation is required, the rated insulation level willbe increased correspondingly).
3. Wind pressure: no more than 700Pa(equivalent to wind speed 34m/s).
4.Amplitude: 8 degrees of seismic intensity;
5.Pollution level: l level:
6. Great day temperature difference: no more than 35ºC
Zhejiang Degatech Electric Power Technology Co., Ltd. is a diverse and comprehensive enterprise specializing in the research and development, production, sales, and service of transmission and distribution equipment up to 35kV. Our main products include solid insulated ring main unit switchgear, gas insulated switchgear, and eco-friendly switchgear. We continuously introduce modern production equipment and manufacturing processes, invest in product research and development, and cultivate scientific and technological talent.
Committed to the goals of high quality and precision, combined with the wisdom and diligence of our employees, we consistently provide customers with high-quality and high-performance products. We strive for excellence, producing top-notch products, and establishing comprehensive technical support and robust after-sales service.
Innovation and development are our core principles. In response to the rapidly evolving power industry, we focus on management innovation, technological innovation, and production innovation. We adapt to changing realities, transform, and upgrade to stay current. By offering advanced, high-precision products and high-quality services, we secure stable cooperation with both new and longstanding customers. We warmly welcome users to establish close cooperative relationships with us and work together to create a brighter future.
FAQ
Q1: Are you a factory or trading company
A1: We are a factory, we can guarantee our price is first-hand, very cheap and competitive.
Q2: How does your factory do regarding quality control?
A2: All the products will be 100% checked before the shipment!
Q3: When can l get the price?
A3:Usually we quote within 24 hours after we get your inguiry
Q4: What is the price of shipping?
A4:Depending upon the port of delivery, prices varies.
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