Technical Information & Details for the MEAN WELL HLG-240H-C1750B Power Supply
- Rated Power: 250.25 W
- Output Voltage Range: 71 – 143 V DC (Constant Current Region)
- Rated Current: 1750 mA
- Input Voltage Range: 90 – 305 V AC / 127 – 431 V DC, 47 – 63 Hz
- Efficiency: Up to 93 %
- Current Ripple: 5.0% max. @ rated current
- Inrush Current: Cold start 75 A (t_width = 700 µs at 230 V AC)
- No-load Power Consumption: < 0.5 W
- Operating Temperature: −40 °C to +90 °C (Tcase)
- Cooling: Free air convection
- Protections: Short circuit, Over voltage, Over temperature
- Surge Immunity: 4KV Line-Earth, 2KV Line-Line
- Isolation Voltage: 3.75 KV AC (Input to Output)
- Dimensions (L x W x H): 244.2 mm x 68 mm x 38.8 mm
- Weight: Approx. 1300 g
- Safety & EMC Standards: UL8750, EN61347-1, EN61347-2-13, IP67, EAC
- Dimming Control: 3-in-1 dimming (1-10V DC, 10V PWM, resistance)
- Manufacturer Warranty: 7 Years
Information about the MEAN WELL HLG-240H-C1750B
The MEAN WELL HLG-240H-C1750B is a high-performance 250W AC/DC LED driver specifically engineered for industrial-grade constant current applications at 1750 mA. As a B-Type version, it features a sophisticated 3-in-1 dimming protocol, allowing for versatile lighting control via 1-10V DC, 10V PWM signals, or external resistance, making it ideal for smart city lighting and automated industrial facilities. The unit is housed in a fully encapsulated IP67-rated metal enclosure, providing total protection against dust and water ingress, ensuring reliable performance in the most demanding outdoor environments such as harbor lighting, fishing lamps, and architectural site illumination. With a high efficiency of 93 % and built-in active PFC, the driver maintains excellent energy conservation and a low thermal footprint, supporting fanless operation across a wide temperature range up to +90 °C case temperature. Its "Type HL" rating makes it suitable for use in Class I, Division 2 hazardous locations. Backed by a calculated lifetime of over 62,000 hours and a comprehensive 7-year manufacturer warranty, the HLG-240H-C1750B represents a durable, maintenance-free power solution for large-scale LED lighting infrastructure where long-term reliability is critical.
