Headquarters Address: No. 285, Jiujiang East Road, Chuzhou City, Anhui Province
Product Center
Product Series
PRODUCTS SERIES
Product Specifications:
I. General Electrical Parameters
Table
Parameter Item
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Standard value
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Additional Note
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Rated operating voltage
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AC 380/400 V three-phase, AC 220 V control circuit
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Power frequency: 50 Hz/60 Hz; three-phase four-wire/five-wire system
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Rated Insulation Voltage
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660V
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Power-frequency withstand voltage: 2 kV; impulse withstand voltage: 6 kV.
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Rated operating current
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Wall-mounted XL: ≤250A; Floor-standing XL-21: up to 630A
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Commonly used in industry: 400A and 630A ratings.
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Rated short-time withstand current
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15 kA (1 s), peak withstand current 30 kA
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Meets the requirements for terminal short-circuit protection.
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Protection rating
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Standard configuration: IP30; in humid environments, IP40/IP44 is available as an option; outdoor applications can be customized to IP54.
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For indoor distribution rooms and workshops only.
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Implementation Standard
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GB/T 7251.2, IEC 61439, with CCC certification
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Mandatory National Standard for Low-Voltage Terminal Distribution
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Operating environment
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Ambient temperature: 5°C to +40°C, with a 24-hour average not exceeding 35°C; altitude: ≤2,000 m; no corrosive substances, no flammable or explosive dust, and no severe vibrations.
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II. Physical Parameters of the Cabinet
- Board material Wall-mounted small XL ： 1.0~1.2mm Cold-rolled steel sheet; floor-standing XL Cabinet body: 1.5~2.0mm Cold-rolled steel sheet + C Steel frame, integral RAL7035 Electrostatic powder coating anti-corrosion treatment
- Standard size specifications Wall-mounted XL (width × Deep × High mm ): XL-4 (300×120×400) 、 XL-6 (500×180×600) 、 XL-8 (700×200×800) 、 XL-10 (900×250×1000) Landing XL-21 Mainstream: 600×400×1680 、 800×400×1880mm
- Installation method : Small XL Wall-mounted, surface-mounted; XL-21 Large cabinet unit installed on the floor against the wall.
- Internal configuration : Incoming isolating switch, molded-case circuit breaker, ammeter / Voltmeter, indicator light, start/stop button, contactor, thermal relay, TMY Copper busbar, N Neutral busbar, PE Grounding busbar
Application scenarios:
- Industrial Workshop Power Distribution : Total power distribution for factory workshops, fans / Water pump / Air compressor motor start-stop control, centralized power supply protection for production line equipment, and the most widely used terminal power distribution cabinet in factories. Tianshui Great Wall Opens ...
- Building and facility amenities : Power supply and distribution for underground equipment rooms and service shafts in office buildings, shopping malls, hospitals, and hotels; power distribution and control for central air conditioning, elevators, and fire pumps.
- Municipal Public Works : Wastewater treatment plant, pumping station, waste treatment facility, heat exchange station, tunnel lighting and power distribution control cabinet
- Electrical Power at the Construction Site : Site-level secondary power distribution cabinet, centrally distributing power and equipped with protection against short circuits, overloads, and leakage currents.
- Small-scale industrial park, photovoltaic integration : Low-voltage side combiner distribution for distributed photovoltaic systems; low-voltage output control cabinet for standby generators; renovation and replacement of outdated distribution panels in aging substations.
- Local control of small equipment : Control cabinet for individual machinery units; on-site operation box for pump rooms (wall-mounted) XL Box body)
Product Advantages:
- Full coverage of structural forms : It features both a compact wall-mounted enclosure compatible with standalone control, and XL-21 Large-capacity floor-mounted cabinets provide centralized power distribution, with flexible configuration options to accommodate various load levels.
- Modular assembly design : Beam installed inside the cabinet body 20mm Modular mounting holes allow for free adjustment of component placement; dozens of primary circuit configurations are available, and wiring modifications are flexible and convenient.
- Front-Door Maintenance Design : Maximum door opening angle ≥135° , No need to remove the back panel; all components are visible and accessible from the front, ensuring high efficiency in subsequent maintenance. Guangzhou Baiyun Electric ...
- The airflow cooling design is well-optimized. : Air intake at the bottom of the cabinet and reserved ventilation gaps at the top create natural convection for heat dissipation, ensuring that high‑power switches do not overheat and trip during prolonged operation.
- The security protection system is well-established. : The cabinet door is fitted with a dust- and insect-proof sealing strip; the cabinet body and doors are equipped with copper braided grounding wires to prevent the enclosure from becoming energized; the main isolating switch features a clearly visible break, ensuring safe and reliable power isolation during maintenance.
- Excellent value for money : The fixed-type design eliminates costly drawer components, resulting in a lower failure rate and significantly reduced procurement and maintenance costs compared to withdrawable switchgear; it can be used alongside… GGD 、 GGJ Side-by-side cabinets, with a neat and unified overall layout of the distribution room.
- The housing is highly durable. : Steel plate bending and forming + Electrostatic powder coating technology offers impact resistance, rust prevention, and corrosion resistance, with a typical indoor service life of up to 10 Years or more
Keywords: XL
Service Hotline:
Contact phone number:18755010350
Customer service hotline hours: 08:00-17:00
Service email:944017450@qq.com
Headquarters Address: No. 285, Jiujiang East Road, Chuzhou City, Anhui Province
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