77-1982

Technical Characteristics

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Contact Switching Action

  breaks before makes each section rear

• Err Default

  err default

• First Flat Length

  0.250 inches nominal single actuator

• Contact Load Current Rating

  1.0 amperes resistive load ac at sea level

• Style Designator

  tap, circular, bushing mount

• Nominal Thread Size

  0.375 inches single mounting facility

• Shaft Type

  round, flatted single actuator

• Overall Length

  2.150 inches maximum

• Overall Diameter

  1.036 inches maximum

• Hazardous Locations/Environmental Protection

  explosion proof

• Mounting Method

  threaded bushing single mounting facility

• Switch Actuator Indexing Position Quantity

  4 single actuator

• Thread Class

  2a single mounting facility

• Throw Quantity

  4 each section rear

• Terminal Type

  tab, solder lug

• Operating Temp Range

  -65.0/+125.0 deg celsius

• Switch Contact Basic Design

  nonpile-up symmetrical

• Thread Series Designator

  unef single mounting facility

• 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

• Shaft Flat/Slot Angular Location

  180.0 degrees from contact position 1 single actuator

• Switch Actuator Positioning Increment

  30.0 degrees single actuator

• Pole Quantity

  1 each section front

• Nonturn Device Type

  slotted bushing at 3:00 o'clock

• Individual Section Quantity

  2

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Flat Height

  0.205 inches minimum single actuator and 0.215 inches maximum single actuator

• Shaft Length

  0.780 inches nominal single actuator

• Contact Load Current Rating

  500.0 milliamperes resistive load dc at sea level