B621AA

Technical Characteristics

• Nonpile-Up Main Contact Arrangement

  2 pole, single throw, normally open, momentary action

• Mounting Facility Type And Quantity

  4 unthreaded hole single mounting facility

• Main Contact Maximum Voltage Rating In Volts

  600.0 ac

• Mounting Facility Pattern

  rectangular single mounting facility

• Overall Width

  3.000 inches nominal

• Overall Length

  4.250 inches nominal

• Terminal Type And Quantity

  2 screw all functions

• Overall Height

  4.000 inches nominal

• Unthreaded Mounting Hole Diameter

  0.188 inches nominal single mounting facility

• Winding Quantity

  1

• End Item Identification

  approach lighting system,medium intensity runway (malsr)

• Center To Center Distance Between Mounting Facilities Parallel To Width

  2.500 inches nominal single mounting facility

• Coil Quantity

  1

• Main Contact Load Current Rating At Maximum Rated Voltage

  60.0 amperes ac resistive load

• Operating Voltage Rating And Type At Specified Temp

  110.0 volts -80 deg fahrenheit type 4f single winding

• Duty Type

  continuous

• Center To Center Distance Between Mounting Facilities Parallel To Length

  4.500 inches nominal single mounting facility