Product Overview
Our Outdoor Low Voltage Distribution Cabinets are engineered for high-performance power management in exposed and harsh environments. Designed to serve as the primary interface between the utility grid and localized loads, these switchgear cabinets provide a rugged, climate-controlled housing for circuit breakers, busbars, and control electronics.
Constructed from 2.0mm thick reinforced steel (Galvanized or Stainless), each unit is treated with high-grade outdoor polyester powder coating to prevent corrosion from UV rays, salt spray, and acid rain. Whether for a remote pumping station, a solar farm, or a metropolitan utility project, our outdoor switchgear ensures 24/7 operational safety and reliability.
Key Technical Advantages
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IP66-Rated Environmental Seal: Features a continuous, robotic-applied polyurethane foam gasket and a double-return flange design to ensure the interior remains 100% dust-tight and protected against powerful water jets.
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Corrosion-Resistant Armor: Built with hot-dip galvanized steel or AISI 304/316 Stainless Steel, providing a 25-year service life in coastal or high-humidity industrial zones.
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Intelligent Thermal Management: Engineered with integrated rain-hood louvers and optional thermostatically controlled heaters/fans to prevent internal condensation and overheating in extreme climates.
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Anti-Vandal Security: Equipped with a heavy-duty three-point locking system and concealed tamper-proof hinges to prevent unauthorized access in public or remote areas.
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Modular Internal Layout: Standardized 35mm DIN-rails and adjustable mounting plates accommodate all major brands of MCCBs, ACBs, and monitoring instruments.
Technical Specifications
| Feature |
Detailed Specifications |
| Rated Voltage (Ue) |
AC 380V / 400V / 415V / 690V |
| Rated Current (In) |
100A, 250A, 400A, 630A, up to 1250A |
| Material |
Stainless Steel (304/316) / Galvanized Iron |
| Ingress Protection |
IP55 / IP65 / IP66 |
| Surface Finish |
UV-Resistant Epoxy Powder Coat (RAL 7035/7032) |
| Mounting Type |
Concrete Pad / Pole Mount / Floor Standing |
| Standard Compliance |
IEC 61439-1/2, CE, RoHS, ISO9001 |
Primary Application Scenarios
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Utilities & Grids: Outdoor transformer secondary-side distribution for residential and commercial grids.
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Renewable Energy: Centralized AC combiner and distribution for large-scale solar arrays and wind power hubs.
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Water & Wastewater: Protecting pump starters and VFDs at treatment plants and irrigation sites.
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Oil & Gas: Reliable power distribution for remote drilling sites and pipeline monitoring stations.
Why Engineers Specify Our Outdoor LV Switchgear?
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Turnkey Engineering Support: We provide full CAD/3D design reviews. We can supply the cabinet "empty" with busbars or fully populated with high-end components (Schneider, ABB, or CHINT).
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High-Conductivity Busbar Systems: Tinned T2 copper busbars ensure maximum current efficiency and prevent oxidation at connection points.
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Grounding & Lightning Protection: Includes dedicated internal grounding busbars and pre-drilled points for lightning surge arrestor (SPD) integration.
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Ready for Smart Grids: Cabinets are designed with dedicated space for smart meters and IoT communication modules (RS485/GPRS) for remote load monitoring.
FAQ
Q: How does the cabinet prevent internal moisture buildup?
A: We use a combination of anti-condensation heaters and specialized ventilation louvers that allow airflow while maintaining a high IP rating, ensuring the air inside stays dry during temperature fluctuations.
Q: Can you customize the entry/exit points for large power cables?
A: Yes. We offer custom-sized bottom gland plates or side-entry knockouts that are fully sealed with industrial-grade gaskets to maintain the cabinet’s environmental rating.
Q: What is the difference between your 304 and 316 stainless steel options?
A: Grade 304 is excellent for standard outdoor use. Grade 316 is specifically recommended for locations within 5 miles of the ocean or in chemical processing plants due to its superior resistance to chlorides.
Low voltage power distribution cabinet
XL-21 Low-voltage power distribution cabinet is suitable for power distribution of three-phase four-wire or three-phase five-wire system with AC voltage of 500 volts and below in power plants and industrial and mining enterprises. XL-21 low-voltage power distribution cabinet is installed against the wall of the indoor device, and inspected in front of the screen. The shell IS made of steel plate bending, and the knife switch handle is on the upper part of the right column in front of the box, which can be used for switching power supply. According to the needs of users, different types of circuit breakers with different current levels can be selected to meet the needs of different users.
