BR-312BD

Technical Characteristics

• Overall Width

  4.600 inches minimum and 4.620 inches maximum

• Auxiliary Contact Maximum Voltage Rating In Volts

  115.0 ac and 50.0 dc

• Winding Quantity

  1

• Main Contact Load Current Rating At Maximum Rated Voltage

  60.0 amperes ac inductive load

• Case Material

  metal

• Features Provided

  coil voltage suppression

• Nonpile-Up Main Contact Arrangement

  3 pole, single throw, normally open, momentary action

• Center To Center Distance Between Mounting Facilities Parallel To Width

  3.990 inches minimum single mounting facility and 4.010 inches maximum single mounting facility

• Purpose For Which Designed

  general

• Time Delay

  0.03 seconds nominal fixed operate time

• Coil Quantity

  1

• Main Contact Load Current Rating At Maximum Rated Voltage

  60.0 amperes ac resistive load

• Nonpile-Up Auxiliary Contact Arrangement

  1 pole, single throw, normally open, momentary action

• Duty Type

  continuous

• Time Delay

  0.09 seconds nominal fixed release time

• Environmental Protection

  dustproof

• Fragility Factor

  moderately rugged

• Main Contact Maximum Voltage Rating In Volts

  440.0 ac

• Center To Center Distance Between Mounting Facilities Parallel To Length

  4.490 inches minimum single mounting facility and 4.510 inches maximum single mounting facility

• Mounting Facility Type And Quantity

  4 unthreaded hole single mounting facility

• Terminal Type And Quantity

  10 threaded stud all functions

• Unthreaded Mounting Hole Diameter

  0.213 inches minimum single mounting facility and 0.228 inches maximum single mounting facility

• Mounting Facility Pattern

  rectangular single mounting facility

• Overall Length

  5.100 inches minimum and 5.120 inches maximum

• Storage Type

  general purpose warehouse

• Frequency In Hertz

  60.0 nominal

• Overall Height

  4.420 inches minimum and 4.440 inches maximum

• Auxiliary Contact Load Current Rating At Maximum Rated Voltage

  5.0 amperes ac resistive load and 5.0 amperes dc resistive load

• Operating Voltage Rating And Type At Specified Temp

  115.0 volts ac 25 deg celsius single winding

• Cubic Measure

  105.025 cubic inches

• Arc Quenching Method

  air