The 33rd China International Exhibition on Electric Power Equipment and Technology
Shanghai New International Expo Center (Hall N1 - N5, W4 - W5), PR China 2026 • 12 • 3 - 5

SEVEN STARS ELECTRIC CO., LTD.
N2E31
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Exhibitor E-invitation
Invitation / Product Poster
1250A ENVIRONMENTALLY FRIENDLY GAS-INSULATED SWITCHGEAR
"1. Suitable for rated voltage 12kV environmentally friendly gas-insulated ring main unit, rated current 1250A;2. product blind sampling meets State Grid requirements for 1.1x temperature rise, partial discharge, and other tests;3. modular design, compact structure, flexible operation, reliable interlocking, and easy installation; 4. gas tank filled with dry air, achieving zero emission of greenhouse gases.
Note: This translation was generated by AI for reference only."
1250A SF6-INSULATED SWITCHGEAR
1. Suitable for SF6 gas-insulated ring main units with a rated voltage of 12 kV and a rated current of 1250 A; 2. Random sampling inspections meet State Grid requirements for temperature rise tests at 1.1 times the rated value, partial discharge tests, and other relevant tests; 3. The circuit breaker mechanism exhibits mechanical stability of ≥10,000 operations; 4. Features a modular design, compact structure, flexible operation, reliable interlocking, and convenient installation.
SF6 LOAD SWITCH COPPER COMPONENTS
1. Suitable for ring main units with a rated voltage of 12 kV (both environmentally friendly gas-insulated and SF6‑insulated), with the gas compartment, mechanism enclosure, and instrument cabinet all meeting an IP67 protection rating. 2. The operating mechanism of this cabinet type is routed via aviation connectors, resulting in a compact overall structure, small footprint, and convenient wiring. 3. Featuring a highly protective, fully sealed design and equipped with waterproof electrical components, it employs aviation connectors and waterproof joints for signal and power connections, thereby preventing mechanism corrosion or secondary circuit shorting that could otherwise impair normal opening and closing operations. 4. The submersible ring main unit can continue to operate reliably for an extended period even when fully submerged, ensuring uninterrupted power supply.
思源黑体预加载(勿删): SEVEN STARS ELECTRIC CO., LTD.