CR2820B120AA3

Technical Characteristics

• Precious Material And Location

  contacts silver

• Mounting Facility Pattern

  rectangular single mounting facility

• Precious Material

  silver

• Storage Type

  general purpose warehouse

• Frequency In Hertz

  60.0 nominal

• End Item Identification

  thermometers

• Time Delay

  0.20 seconds minimum adjustable operate time and 180.00 seconds maximum adjustable operate time

• Arc Quenching Method

  air

• Main Contact Load Current Rating At Maximum Rated Voltage

  100.0 milliamperes dc inductive load

• Winding Quantity

  1

• Mounting Facility Type And Quantity

  2 unthreaded hole single mounting facility and 2 slotted hole single mounting facility

• Overall Height

  3.750 inches nominal

• Cubic Measure

  63.281 cubic inches

• Center To Center Distance Between Mounting Facilities Parallel To Length

  6.250 inches nominal single mounting facility

• Duty Type

  continuous

• Main Contact Load Current Rating At Maximum Rated Voltage

  8.0 amperes ac resistive load and 15.0 amperes dc resistive load

• Overall Length

  6.750 inches nominal

• Center To Center Distance Between Mounting Facilities Parallel To Width

  1.810 inches nominal single mounting facility

• Nonpile-Up Main Contact Arrangement

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

• Overall Width

  2.500 inches nominal

• Terminal Type And Quantity

  6 screw all functions

• Purpose For Which Designed

  general

• Contact Material

  silver

• Main Contact Maximum Voltage Rating In Volts

  575.0 ac and 600.0 dc

• Coil Quantity

  1

• Operating Voltage Rating And Type At Specified Temp

  230.0 volts ac 25 deg celsius single winding