1SR4B2

Technical Characteristics

• Style Designator

  tap, circuit selector

• Contact Switching Action

  breaks before makes each section rear

• Individual Section Quantity

  4

• Mounting Method

  bracket single mounting facility and threaded hole single mounting facility

• Mounting Facility Pattern

  four position circular single mounting facility

• Overall Height

  2.500 inches nominal

• Mounting Facility Circle Radius

  1.156 inches nominal single mounting facility

• Contact Voltage Rating In Volts

  125.0 ac at sea level

• Terminal Type

  tab w/screw

• Switch Actuator Indexing Position Quantity

  4 single actuator

• Switch Contact Basic Design

  nonpile-up symmetrical

• Rotor Through Connection Quantity

  1 each section

• Contact Load Current Rating

  10.0 amperes resistive load ac at sea level

• Features Provided

  actuator knob and dummy section

• Overall Length

  4.688 inches nominal

• Thread Quantity Per Inch

  24 single mounting facility

• Throw Quantity

  2 each section rear

• Thread Series Designator

  unc single mounting facility

• Overall Width

  2.438 inches nominal

• Knob Manufacturer Code

  82121

• Thread Class

  2b single mounting facility

• Pole Quantity

  1 each section front

• Switch Actuator Positioning Increment

  90.0 degrees single actuator

• Nominal Thread Size

  0.190 inches single mounting facility