Light Speed Digital Ballast - CMH 315W Dim Dial

Low frequency, square wave, soft start with short-circuit/circuit overheat/lamp-failure protection Intelligent source controller with auto-adapt light decay technology Can control luminous decay of any CMH lamp and keep lumen maintenance rate higher than 95% at 20,000 hours Rated life of 50,000 hours 6' - 120V power cord included Specifications Power: 315W dimmable Input voltage (AC): 120/208/240V - 50/60Hz Line current: 2.83A @ 120V - 1.63A @208V - 1.42A @ 240V Ac Inrush current (Max): Cold start Rated power: 340W Output voltage (AC): 100V Power factor (PF): >0.99 THD (Input): 91% @240V Operating frequency: 140-160Hz Trigger voltage: 6KV (Max) Ballast power dissipation: 25W Light output: 0W (off), 145W, 215W, 315W, 355W Lamp type: CMH: 315W-210W MH/QMH:350W Protection function: Short-circuit protection, open-circuit, over-voltage, under-voltage, over-current, hot lamp startup lightning, over heat, and lamp failure Storage: Ballast should be stored in dry environment with temperature -22°F/-30°C to +104°F/+40°C 1 Year warranty Dimensions: 12.75"L x 4.75"H x 7.75"W Weight: 9 lbs