HA4A-055

Technical Characteristics

• Main Contact Load Current Rating At Maximum Rated Voltage

  50.0 amperes ac resistive load

• Duty Type

  continuous

• Nonpile-Up Main Contact Arrangement

  3 pole, double throw, one position momentary

• Overall Width

  2.440 inches maximum

• Winding Dc Resistance Rating

  126.0 ohms nominal single winding

• Nonpile-Up Auxiliary Contact Arrangement

  1 pole, single throw, normally open, momentary action

• Time Delay

  0.05 seconds maximum fixed operate and release time

• Coil Quantity

  1

• Operating Voltage Rating And Type At Specified Temp

  28.0 volts dc 25 deg celsius single winding

• Purpose For Which Designed

  general

• Main Contact Maximum Voltage Rating In Volts

  115.0 ac

• Overall Length

  2.600 inches maximum

• Environmental Protection

  shock resistant

• Case Material

  metal

• Cubic Measure

  19.850 cubic inches

• Unthreaded Mounting Hole Diameter

  0.171 inches nominal single mounting facility

• Winding Quantity

  1

• Terminal Type And Quantity

  13 threaded stud all functions

• Overall Height

  3.130 inches maximum

• Center To Center Distance Between Mounting Facilities Parallel To Width

  2.000 inches nominal single mounting facility

• Auxiliary Contact Maximum Voltage Rating In Volts

  115.0 ac and 28.0 dc

• Auxiliary Contact Load Current Rating At Maximum Rated Voltage

  5.0 amperes ac resistive load and 5.0 amperes dc resistive load

• Storage Type

  general purpose warehouse

• Mounting Facility Pattern

  rectangular single mounting facility

• Mounting Facility Type And Quantity

  4 unthreaded hole single mounting facility

• Fragility Factor

  moderately rugged

• Center To Center Distance Between Mounting Facilities Parallel To Length

  2.000 inches nominal single mounting facility