79-1904

Technical Characteristics

• Shaft Flat/Slot Angular Location

  212.5 degrees from nonturn device single actuator

• Hazardous Locations/Environmental Protection

  dustproof

• Contact Switching Action

  makes before breaks 1st section rear

• Features Provided

  metallic inclosure

• Pole Quantity

  1 each section front

• Switch Actuator Indexing Position Quantity

  3 single actuator

• Nonturn Device Radius

  0.437 inches nominal at 3:00 o'clock

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Flat Height

  0.205 inches minimum single actuator and 0.215 inches maximum single actuator

• Contact Load Current Rating

  5.0 amperes resistive load dc at sea level and 2.5 amperes inductive load dc at sea level

• Contact Switching Action

  breaks before makes 2nd section rear

• Shaft Length

  0.470 inches minimum single actuator and 0.530 inches maximum single actuator

• Switch Actuator Positioning Increment

  45.0 degrees single actuator

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Err Default

  err default

• Contact Switching Action

  breaks before makes 3rd section rear

• Individual Section Quantity

  5

• Style Designator

  tap, circular, bushing mount

• Overall Diameter

  1.400 inches maximum

• Nominal Thread Size

  0.375 inches single mounting facility

• Terminal Type

  connector, receptacle and threaded stud

• Shaft Type

  round, flatted single actuator

• Contact Switching Action

  breaks before makes 4th section rear

• Mounting Method

  threaded bushing single mounting facility

• Contact Load Current Rating

  5.0 amperes resistive load ac at sea level

• Contact Switching Action

  breaks before makes 5th section rear

• Thread Class

  2a single mounting facility

• Nonturn Device Type

  tab at 3:00 o'clock

• First Flat Length

  0.467 inches nominal single actuator

• Operating Temp Range

  -65.0/+85.0 deg celsius

• Switch Contact Basic Design

  nonpile-up symmetrical

• Thread Series Designator

  unef single mounting facility

• Overall Length

  5.312 inches nominal

• Throw Quantity

  3 each section rear

• Rotor Through Connection Quantity

  1 each section

• Shaft Diameter

  0.248 inches minimum single actuator and 0.252 inches maximum single actuator

• Contact Voltage Rating In Volts

  28.0 dc at sea level