A-837D

Technical Characteristics

• Center To Center Distance Between Mounting Facilities Parallel To Width

  1.750 inches nominal single mounting facility

• Winding Quantity

  2

• Mounting Facility Type And Quantity

  4 threaded hole single mounting facility

• Overall Height

  2.720 inches maximum

• Coil Quantity

  2

• Main Contact Load Current Rating At Maximum Rated Voltage

  3.0 amperes dc resistive load

• Overall Width

  4.630 inches nominal

• 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

  1 pole, single throw, normally open, momentary action

• Main Contact Maximum Voltage Rating In Volts

  28.0 dc

• Thread Series Designator

  unc single mounting facility

• Thread Class

  2b single mounting facility

• Features Provided

  polarized and latching contacts

• Overall Length

  3.320 inches nominal

• Nominal Thread Size

  0.138 inches single mounting facility

• Terminal Type And Quantity

  16 pin all functions

• Nonpile-Up Main Contact Arrangement

  1 pole, single throw, normally open, momentary action and 4 pole, single throw, normally closed, momentary action

• Mounting Facility Pattern

  rectangular single mounting facility

• Center To Center Distance Between Mounting Facilities Parallel To Length

  2.745 inches nominal single mounting facility

• Duty Type

  intermittent

• Winding Dc Resistance Rating

  16.0 ohms nominal all windings