• Rated Power: 315 W
• Constant Current Region: 150 – 300 V DC
• Rated Current: 1050 mA
• Input Voltage Range: 90 – 305 V AC / 127 – 417 V DC, 47 – 63 Hz
• Efficiency: up to 94 %
• Current Ripple: max. 5.0 % @ rated current
• Inrush Current: max. 70 A @ 230 V AC (Cold Start)
• Leakage Current: < 0.75 mA / 277 V AC
• Operating Temperature: −40 °C to +85 °C (Tcase)
• Cooling: fanless free air convection
• Protection Functions: Short Circuit, Over Voltage, Over Temperature
• Power Factor (PF): ≥ 0.98 / 115 V AC, ≥ 0.95 / 230 V AC at full load
• Withstand Voltage: 3.75 KV AC between Input and Output
• Dimensions (L x W x H): 252 mm x 90 mm x 43.8 mm
• Weight: approx. 1.88 kg
• Safety & EMC Certificates: UL8750, ENEC EN61347-1, IP67 rated
• Dimming Technology: Smart Timer Dimming (programmable)
• Manufacturer Warranty: 7 Years

Information about MEAN WELL HLG-320H-C1050D2

The MEAN WELL HLG-320H-C1050D2 is a sophisticated 315W constant current power supply designed to deliver high efficiency and intelligent control for large-scale professional LED installations. This D2-Type variant is specifically engineered with advanced Smart Timer Dimming, providing users the ability to program autonomous dimming schedules directly into the driver. This feature is particularly beneficial for municipal street lighting and autonomous industrial systems where energy savings can be maximized by reducing light levels during low-activity hours without external infrastructure. Delivering a stable 1050mA output within a high-voltage region of 150V to 300V, it ensures flicker-free operation for high-power LED arrays. The unit features a rugged IP67-rated metal enclosure, making it fully resistant to dust and water immersion, and operates reliably in extreme temperatures from -40°C to +85°C. With a peak efficiency of 94% and a typical service life exceeding 62,000 hours, it minimizes maintenance and operational costs. Classified as Type HL for hazardous locations and backed by a 7-year manufacturer warranty, the HLG-320H-C1050D2 is a premier choice for durable, smart lighting infrastructure.