1257-48VDC

Technical Characteristics

• Nominal Thread Size

  0.138 inches single mounting facility

• Nonpile-Up Main Contact Arrangement

  2 pole, double throw, one position momentary

• Winding Dc Resistance Rating

  1.55 kilohms nominal single winding

• Main Contact Maximum Voltage Rating In Volts

  115.0 ac and 24.0 dc

• Main Contact Load Current Rating At Maximum Rated Voltage

  12.5 amperes ac resistive load and 12.5 amperes dc resistive load

• Overall Width

  2.180 inches nominal

• Thread Quantity Per Inch

  32 single mounting facility

• Winding Quantity

  1

• Overall Length

  3.000 inches nominal

• Overall Height

  1.430 inches nominal

• Mounting Facility Type And Quantity

  3 threaded hole single mounting facility

• Mounting Facility Pattern

  triangle single mounting facility

• Center To Center Distance Between Mounting Facilities Parallel To The Altitude Of An Isosceles Triangle

  2.562 inches nominal single mounting facility

• Terminal Type And Quantity

  8 pin all functions

• Coil Quantity

  1

• Thread Series Designator

  unc single mounting facility

• Thread Class

  2b single mounting facility

• Duty Type

  continuous

• Operating Voltage Rating And Type At Specified Temp

  48.0 volts teardrop, two holes type 4f single winding