SA157A

Technical Characteristics

• Environmental Protection

  dustproof

• Terminal Type And Quantity

  17 screw all functions

• Overall Width

  3.125 inches nominal

• Mounting Facility Type And Quantity

  4 unthreaded hole single mounting facility

• Mounting Facility Pattern

  rectangular single mounting facility

• Winding Quantity

  4

• Coil Quantity

  4

• Auxiliary Contact Load Current Rating At Maximum Rated Voltage

  5.0 amperes dc resistive load

• Overall Length

  3.125 inches nominal

• Main Contact Maximum Voltage Rating In Volts

  200.0 ac

• Center To Center Distance Between Mounting Facilities Parallel To Length

  2.625 inches nominal single mounting facility

• Main Contact Load Current Rating At Maximum Rated Voltage

  70.0 amperes ac resistive load

• Unthreaded Mounting Hole Diameter

  0.196 inches nominal single mounting facility

• Auxiliary Contact Maximum Voltage Rating In Volts

  28.0 dc

• Operating Voltage Rating And Type At Specified Temp

  28.0 volts teardrop, two holes type 4f all windings

• Nonpile-Up Auxiliary Contact Arrangement

  2 pole, single throw, normally open, momentary action

• Overall Height

  3.000 inches nominal

• Center To Center Distance Between Mounting Facilities Parallel To Width

  2.625 inches nominal single mounting facility

• Nonpile-Up Main Contact Arrangement

  3 pole, double throw, one position momentary

• Duty Type

  continuous