311R

Technical Characteristics

• Base Style

  single contact bayonet candelabra

• Burning Position

  any acceptable

• Current Rating For Which Designed

  1.290 amperes nominal

• Voltage Rating

  28.000 volts nominal

• Filament Heavy Duty Service Rating

  not rated

• Overall Length

  2.375 inches maximum

• Average Life Rating In Hours

  300.0

• Filament Designation

  c-2v

• Emitted Light Characteristic

  red

• Bulb Designator

  s-11

• Light Center Length

  1.250 inches nominal

• Bulb Style

  s (straight side)

• Bulb Light Transmission Characteristic

  translucent

• Rated Average Life

  hours

• Special Features

  rated candlepower applies to lamp before red coating is applied

• Wattage Rating

  36.000 watts

• Light Output Rating

  50.000 spherical candlepower nominal single rating