27-1955

Technical Characteristics

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Shaft Diameter

  0.248 inches minimum single actuator and 0.252 inches maximum single actuator

• Contact Load Current Rating

  2.0 amperes resistive load ac at sea level

• Terminal Type

  screw

• Thread Series Designator

  unef single mounting facility

• Switch Contact Basic Design

  nonpile-up symmetrical

• Switch Actuator Indexing Position Quantity

  12 single actuator

• Mounting Method

  threaded bushing single mounting facility

• Hazardous Locations/Environmental Protection

  explosion proof

• Shaft Type

  round, flatted single actuator

• Nonturn Device Type

  tab at 12:00 o'clock

• Nominal Thread Size

  0.375 inches single mounting facility

• Style Designator

  tap, circular, bushing mount

• First Flat Length

  0.250 inches nominal single actuator

• Throw Quantity

  12 single section front

• Err Default

  err default

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Pole Quantity

  1 single section front

• Individual Section Quantity

  3

• Overall Diameter

  1.100 inches nominal

• Flat Height

  0.205 inches minimum single actuator and 0.215 inches maximum single actuator

• Nonturn Device Radius

  0.432 inches nominal at 12:00 o'clock

• Contact Load Current Rating

  500.0 milliamperes resistive load dc at altitude

• Shaft Flat/Slot Angular Location

  15.0 degrees from nonturn device single actuator

• Contact Load Current Rating

  1.0 amperes resistive load dc at sea level

• Shaft Length

  0.812 inches nominal single actuator

• Switch Actuator Positioning Increment

  30.0 degrees single actuator

• Overall Length

  2.472 inches nominal