SP1259

Technical Characteristics

• Terminal Type And Quantity

  8 pin all functions

• Main Contact Maximum Voltage Rating In Volts

  115.0 ac

• Coil Quantity

  1

• Auxiliary Contact Maximum Voltage Rating In Volts

  28.0 dc

• Overall Length

  2.437 inches nominal

• Thread Series Designator

  unc single mounting facility

• Thread Class

  2b single mounting facility

• Duty Type

  continuous

• Center To Center Distance Between Mounting Facilities Parallel To Length

  0.812 inches nominal single mounting facility

• Mounting Facility Pattern

  in-line single mounting facility

• Nondefinitive Spec/Std Data

  selected and tested for nuclear system selection

• Time Delay

  0.04 seconds nominal fixed operate time

• Winding Quantity

  1

• Mounting Facility Type And Quantity

  2 threaded hole single mounting facility

• Nonpile-Up Auxiliary Contact Arrangement

  2 pole, double throw, one position momentary

• Time Delay

  0.03 seconds nominal fixed operate and release time

• Overall Width

  1.625 inches nominal

• Nominal Thread Size

  0.138 inches single mounting facility

• Operating Voltage Rating And Type At Specified Temp

  28.0 volts teardrop, two holes type 4f single winding

• Environmental Protection

  shock proof

• Reference Number Differentiating Characteristics

  as differentiated by selected and tested for nuclear system

• Overall Height

  1.656 inches nominal

• Nonpile-Up Main Contact Arrangement

  2 pole, double throw, one position momentary

• Special Features

  shockproof construction

• Main Contact Load Current Rating At Maximum Rated Voltage

  5.0 amperes ac resistive load and 5.0 amperes dc resistive load

• Winding Dc Resistance Rating

  360.0 ohms nominal single winding