Low Voltage Withdrawable Switchgear Supplier

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Low Voltage Withdrawable Switchgear

Low Voltage Withdrawable Switchgear

GCK (equivalent or superior to GCL in functionality) low-votage withdrawable Switchgear (hereinafter referred to as "switchgear"” issuitable for rated operating voltage of 380y, three-phase four-wire, and three-phase five-wire Ac systems. it is used in powersystems such as power plants, substations, industrial and mining enterprises, and high-rise bulldings for power distribution, feedingreactive power compensation, electric energy metering, lighting, and centralized control of motors.This product complies with GB7251.12-2013 "Low-voltage Switchgear and control equipment”JB/T9661 "Low-voltagewithdrawable switchgear," and lEC60349 "Low-voltage Switchgear and control equipment" standards.

Altitude: 2500m and below.
Ambient Temperature: -15°C to +40°C, with a daily average temperature not exceeding +35C.
Relative Humidity: Not exceeding 50% at +40°C; at lower temperatures, higher relative humidity is allowed, and occasional condensation may occur, such as 90% at +20°C.
Suitable for locations without fire, explosion hazards, severe pollution, chemical corrosion, and intense vibration.
Inclination with a vertical surface should not exceed 5°.
Applicable for transportation and storage processes at temperatures ranging from -25°C to +55°C, with a short time (not exceeding 24 hours) not exceeding +70°C. If the above conditions cannot be met, the user should negotiate a solution with the company when placing an order.

Rated Insulation Voltage: 660V, 1000V.
Rated Operating Voltage: 380V, 660v.
Auxiliary Circuit Rated Voltage: AC 220V, 380V, DC 110V, 220V.
Rated Frequency: 50Hz (60) Hz.
Rated Current: Horizontal Busbar 6300A, Vertical Busbar 630A, 800A, 1200A.
Rated Short-time Withstand Current: 50, 80kA/1s; Neutral Busbar 30kA/1s.
Rated Peak Current: 105kA/0.1s, 50kA/0.1s.
Functional Unit (Drawer) Breaking Capacity: 50kA (rms).
Enclosure Protection Level: IP30, IP40.
Busbar Configuration: Three-phase four-wire, three-phase five-wire.
Operation Mode: Local, Remote, Automatic.

Scheme Number 01 02 03 04 05 06 07
Main Circuit Scheme
Application Overhead power supply Cable power supply Main connection
Rated Current (A) 630-1600 2000-3150 630-1600 2000-3150 630-1600 2000-3150
Main Electrical Components Circuit Breaker DW45-1000-3200
Current Transformer LMK-0.660/5
Cabinet Width (mm) 800 1000 800 1000 800 1000(1200)
Height (mm) 1800 1800 1800 1800 1800 1800
Note Consultation with the manufacturer is required when the rated current exceeds 3150A.
Scheme Number 08 09 10 11
Main Circuit Scheme
Application Feeding Feeding Feeding Feeding
Main Electrical Components Circuit Breaker DW17-630-1000 MTO8-MT10 CM1-100 CM1-225 CM1-400 QSA63 QSA125 QSA250 QSA400 QSA630
Current Transformer LMK-0.66 LMK-0.66 LMK-0.66 LMK-0.66 LMK-0.66 LMK-0.66
Cabinet Width (mm) 600 600 600 600 600 600
Height (mm) 200   300 400   600 200   300 400   600 600
Note Each cabinet can accommodate two circuits.
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