Ring Main Unit 630A 1250A 12kv Switchgear Sf6 Free Dry Air or Nitrogen Gas Insulated

• Type: Power
• Structure: Protection
• Certification: ISO9001:2000, CCC
• Form: Partly-welded Type
• Operation Voltage: High Voltage
• Shell Material: Steel Plate
• Model NO.: DJSIS-12/630(1250)-20(25)
• Origin: China
• HS Code: 8537209000
• Production Capacity: 5000PCS

Product Description

 

Main technical parameters
Rated voltage	12kV
Rated current	630/1250A
Rated frequency	50HZ
Rated short-term power frequencywithstand voltage dry test	48kV Between phases, phase to earth 42kV,Acrossthe interrupter,across isolatingdistance:48 kV
Rated lightning impulse with stand voltage	85 kV Between phases, phase to earth 75 kVA cross the interrupter, across isolatingdistance:85 kV
Short-time withstand current	25kA
Duration of short-circuit	4S
Peak withstand current	63KA
Short-circuit making current	63KA
Short-circuit breaking current
AC component	25KA
DC component	51%
DC time constant	45 ms
Mechanical endurance	Circuit-breaker:10000 times, Class M2. Disconnector: 3000times. class Ml: Earthing position: 3000 times, ClassM1
The degree of protection	Enclosure: lP4X Partitions: IP2X

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.