539D775P1

Technical Characteristics

• Thread Series Designator

  unef single mounting facility

• Contact Load Current Rating

  2.0 amperes resistive load ac at sea level

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Overall Diameter

  1.200 inches maximum

• Shaft Length

  0.910 inches nominal single actuator

• Overall Length

  3.020 inches nominal

• Hazardous Locations/Environmental Protection

  dustproof

• Switch Actuator Positioning Increment

  30.0 degrees single actuator

• Contact Load Current Rating

  1.0 amperes resistive load dc at sea level

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Shaft Diameter

  0.250 inches nominal single actuator

• Throw Quantity

  7 each section rear

• Pole Quantity

  1 each section rear

• Individual Section Quantity

  3

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Err Default

  err default

• Contact Switching Action

  makes before breaks each section rear

• Style Designator

  tap, circular, bushing mount

• Nominal Thread Size

  0.375 inches single mounting facility

• Flat Height

  0.214 inches nominal single actuator

• Shaft Type

  round, flatted single actuator

• Mounting Method

  threaded bushing single mounting facility

• First Flat Length

  0.380 inches nominal single actuator

• Switch Actuator Indexing Position Quantity

  7 single actuator

• Thread Class

  2a single mounting facility

• Terminal Type

  tab, solder lug

• Special Features

  section 1 has pos 2 thru 7 shorted together and section 2 has pos 3 thru 7 shorted together

• Switch Contact Basic Design

  nonpile-up symmetrical