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High Voltage Disconnect Switch GN30-12M Series | China Suppliers & Factory for 10kV AC Power Systems
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GN30-12M Series Indoor Rotary Type High Voltage Disconnect Switch.jpg
GN30-12M Series Indoor Rotary Type High Voltage Disconnect Switch2.jpg

High Voltage Disconnect Switch GN30-12M Series | China Suppliers & Factory for 10kV AC Power Systems

The GN30-12M Series is a state-of-the-art indoor rotary high voltage disconnect switch, specifically engineered for 10kV, 50Hz AC power systems. This innovative switch from China features a distinctive rotating contactor mechanism, complemented by upper and lower insulator platforms, ensuring reliable no-load circuit isolation. With an integrated earthing knife for enhanced maintenance safety, it complies with GB1985 standards. Designed for efficiency, its compact and space-saving layout allows for easy installation in high voltage switchgear cabinets or as a standalone solution in various distribution applications. As a leading factory and supplier in the industry, we take pride in delivering exceptional quality and performance with the GN30-12M Series
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    Product Details

    Technical Specification

    Item GN30-12M/400-12.5 GN30-12M/630-20 GN30-12M/1000-31.5 GN30-12M/1250-31.5
    GN30-12DM/400-12.5 GN30-12DM/630-20 GN30-12DM/1000-31.5 GN30-12DM/1250-31.5
    Rated KVoltage(KV) 2
    Rated Current(A) 400 630 1000 1250
    Rated short-time withstand current(KA) 12.5 20 31.5
    Rated short-circuit duration (S) 4
    Rated peak withstand current(KA) 31.5 50 80
    Rated insulting level Lightning impulse withstand voltage (KV) Phase to phase/to earth:75、across open contacts:85
    1 min.PF withstand voltage(KV) Phase to phase/to earth:42、across open contacts:48

    Product Model

    GN30-12 Product Model Specification Diagram

    Dimension

    GN30-12 Dimension Outline Drawing

    Frequently Asked Questions (FAQ)

    What are the available rated current options for the GN30-12 series?
    According to the technical specifications, the GN30-12 series is available in four rated current options: 400A, 630A, 1000A, and 1250A.
    What is the rated short-time withstand current for the GN30-12M/1250-31.5 model?
    The rated short-time withstand current for the 1250A model is 31.5 KA with a rated short-circuit duration of 4 seconds.
    What is the lightning impulse withstand voltage for the GN30-12 series?
    The lightning impulse withstand voltage is 75 KV for phase-to-phase and to earth, and 85 KV across open contacts.
    What is the 1 min power frequency (PF) withstand voltage of this equipment?
    The 1-minute power frequency (PF) withstand voltage is 42 KV for phase-to-phase and to earth, and 48 KV across open contacts.
    What is the rated peak withstand current for the GN30-12M/630-20 model?
    The rated peak withstand current for the 630A model is 50 KA, whereas the 400A model is 31.5 KA, and the 1000A/1250A models are 80 KA.