SRM6-12/24 Charging cabinet
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- Product Overview
- The SRM6-12/24 type SF₆ gas-insulated compact metal-enclosed switchgear (hereinafter referred to as the gas-insulated switchgear) adopts a modular design. It perfectly combines fixed configuration with flexible expansion to meet the requirements of end users or network nodes, and is also suitable for various distribution switching stations, compact substations and cable branch boxes. The product features a compact structure, high safety and reliability, long service life and maintenance-free operation.
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Model and Its Designation
Precautions for Service Environment Conditions
● Altitude: ≤ 4000 m
● Ambient Temperature: -45°C ~ 40°C
● Relative Humidity: Daily average ≤ 95%, monthly average ≤ 90%
● Atmospheric Environment: Free of corrosive and flammable gases and fumes; Seismic intensity shall not exceed Grade 8
Technical ParametersItem Unit Load Switch Unit Combined Electrical Appliance Unit Circuit Breaker Unit Rated Voltage KV 12/24 Rated Frequency Hz 50 1 min Power Frequency Withstand Voltage (Phase-to-Phase, Phase-to-Ground) KV 42/50 1 min Power Frequency Withstand Voltage (Isolation Port) KV 48/60 Lightning Impulse Withstand Voltage (Phase-to-Phase, Phase-to-Ground) KV 75/125 Lightning Impulse Withstand Voltage (Isolation Port) KV 85/145 Rated Current A 630/630 1250/1250 630/630 Rated Short-Circuit Breaking Current KA 31.5 20 Rated Short-Time Withstand Current KA 20 / 20/25 Rated Short-Circuit Current Withstand Time S 4 4 Mechanical Operating Life Times 10000 10000 10000 Insulating Gas SF6 Rated Operating Pressure of Gas (20°C) MPa 0.04 Protection Class of Live Parts IP67 Similar Products
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