250w eletronic ballast for HPS lamp

Item Name: GKNB-2-250F ELECTRONIC BALLAST

Electric Parameter:
    Output Power: 250W
    Rated Voltage: 220V, 50/60HZ
    Input Voltage Range: AC150~290V
    Circuit Current: 1.2A
    Input Power: ≤260W
    Power Factor:≥0.97
    Litten Voltage between down-leads: ≤4000V
    Maximum distance away from the lamp: 15M

Physical Parameter:
    Length*Width*Height: 200*90*55 MM
    Length of down-lead: 30 CM

Color of down-lead:
    Input: AC fire wire(Brown) ; AC neutral wire(Blue); ground wire(kelly)
    Output: wire connected with HID lamphead’s top (Red); wire connected with HID lamphead’s screw thread(Gray)

Environmental Parameter:
    Star-up temperature : -40℃ ～ ＋60℃
    Highest surface temperature: +85℃

Suitable lamp type:
    NG250,NAV250,SON250,S50