HPST, High Pressure Sodium Lamp, VENTURE 00172 400Watts HPST.400/E40/HO High Output Bulb, Packaging is a bit tatty but complete with instructions, Please note; requires a lamp Ballast for it to function.
- Description:
- HPST.400W/E40/HO Performance Data Rated Light Output (Lumens @ 100 hours)56000
- Lamp Lumens per Watt (100hrs)140
- Rated Life (hrs @ 10Hr./Start)32000
- Correlated Colour Temperature (K)2000
- Chromaticity (CIE - X Y)525,425
- Colour Rendering Index (CRI) or (Ra)25
- Typical Warm-Up Time (Minutes)3
- Typical Hot Restart Time (Minutes)1
- Energy Rating (ERP)A++ 440 kWh/1000h
- Physical Data Base DesignationE40
- Bulb Diameter (mm)46Max. Overall Length (mm)278
- Light Centre Length (mm)175
- Effective Arc Length (mm)85.3
- Max. Base Temperature (°C)250
- Max. Bulb Temperature (°C)400
- Socket Pulse Rating (KV)5
- Mercury Content (mg)12.5
- Lamp Electrical Data Nominal Lamp Wattage (W)400
- Lamp Operating Voltage (V)100
- Lamp Operating Current (A)4.5
- Min. Open Circuit Voltage (RMS)198
- Min. Starting Pulse (Peak V)2800-4500
- Min. Pulse Width (Microseconds)1 @2700V
- Min. Pulse Rate Per ½ cycle1
- Pulse Position (Electrical Degrees)60-90, 240-270