250W Metal Halide Lamp Ballast 71A57A0

Input Voltage: 120/277/347

Circuit Type: CWA

Line Current (Amps)

Operating: 2.5/1.1/0.9

Open Circuit: 2.1/0.9/0.75

Starting: 2.2/1.0/0.80

UL Temperature Ratings

Insulation Class: H(180 degC)

Coil Temperature Code: 1029 A

Minimum Ambient Starting Temperature: -20 F or -30 C

Nominal Open Circuit Voltage: 315

Input Voltage at Lamp Dropout: 60/138/174

Input Watts: 295

Recommended Fuse (Amps): 8/3/3