General Information Cap-Base E40 [ E40] Operating Position P20 [ Parallel +/-20D or Horizontal(HOR)] Life to 5% Failures (Nom) 5000 h Life to 10% Failures (Nom) 7500 h Life to 20% Failures (Nom) 11000 h Life to 50% Failures (Nom) 20000 h System Description Horizontal Operating Position Light Technical Color Code 645 [ CCT of 4500K] Luminous Flux (Rated) (Min) 18500 lm / 30000 lm Luminous Flux (Rated) (Nom) 20500 lm / 32000 lm Color Designation Cool White (CW) Lumen Maintenance 10000 h (Nom) 70 % Lumen Maintenance 2000 h (Min) 75 % Lumen Maintenance 2000 h (Nom) 90 % Lumen Maintenance 20000 h 60 % Lumen Maintenance 5000 h (Min) 65 % Lumen Maintenance 5000 h (Nom) 80 % Chromaticity Coordinate X (Nom) 365 Chromaticity Coordinate Y (Nom) 377 Correlated Color Temperature (Nom) 4500 K Luminous Efficacy (rated) (Nom) 84 lm/W Color Rendering Index (Nom) 65 Operating and Electrical Power (Rated) (Nom) 250 W / 400 W Lamp Current Run-Up (Max) 3.9 A Lamp Current (EM) (Nom) 2.1 A Ignition Supply Voltage (Max) 198 V Ignition Peak Voltage (Max) 560 V Ignition Supply Voltage (Min) 198 V Ignition Time (Max) 10 s Voltage (Max) 138 V Voltage (Min) 118 V Voltage (Nom) 128 V Controls and Dimming Dimmable No Mechanical and Housing Bulb Finish Clear Approval and Application Energy Efficiency Label (EEL) A+ Mercury (Hg) Content (Nom) 36 mg Energy Consumption kWh/1000 h 269 kWh Luminaire Design Requirements Bulb Temperature (Max) 550 °C Cap-Base Temperature (Max) 250 °C