8478A04H01

Technical Characteristics

• Fragility Factor

  moderately rugged

• 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

• Overall Length

  3.210 inches minimum and 3.250 inches maximum

• Err Default

  err default and err default

• Mounting Facility Pattern

  rectangular single mounting facility

• Storage Type

  general purpose warehouse

• Nonpile-Up Main Contact Arrangement

  2 pole, double throw, one position momentary

• Main Contact Load Current Rating At Maximum Rated Voltage

  2.0 amperes dc resistive load

• Mounting Facility Type And Quantity

  4 threaded stud single mounting facility

• Overall Width

  2.250 inches minimum and 2.290 inches maximum

• Center To Center Distance Between Mounting Facilities Parallel To Length

  1.928 inches minimum single mounting facility and 1.948 inches maximum single mounting facility

• Thread Quantity Per Inch

  32 single mounting facility

• Winding Quantity

  1

• Thread Class

  2a single mounting facility

• Thread Direction

  right-hand single mounting facility

• Purpose For Which Designed

  general

• Overall Height

  2.120 inches minimum and 2.160 inches maximum

• Coil Quantity

  1

• Main Contact Maximum Voltage Rating In Volts

  28.0 dc

• Time Delay

  0.50 seconds maximum fixed operate time

• Thread Series Designator

  unc single mounting facility

• Main Contact Load Current Rating At Maximum Rated Voltage

  1.0 amperes dc inductive load

• Time Delay

  15.00 seconds minimum fixed release time and 20.00 seconds maximum fixed release time

• Center To Center Distance Between Mounting Facilities Parallel To Width

  1.615 inches minimum single mounting facility and 1.635 inches maximum single mounting facility

• Duty Type

  continuous

• Terminal Type And Quantity

  14 wire hook all functions