3SR10A2

Technical Characteristics

• Iii Hazardous Locations/Environmental Protection

  dustproof

• Overall Length

  6.719 inches nominal

• Flat Height

  0.250 inches nominal single actuator

• Individual Section Quantity

  10

• Iii Knob Manufacturer Part Number

  a

• Longest Horizontal Distance Between Mounting Centers

  2.281 inches nominal 1st mounting facility

• Switch Contact Basic Design

  nonpile-up symmetrical

• Pole Quantity

  1 each section rear

• Mounting Method

  bracket and threaded hole 1st mounting facility

• Mounting Facility Pattern

  four position rectangular 1st mounting facility

• Mounting Facility Pattern

  two position in-line 2nd mounting facility

• Switch Actuator Indexing Position Quantity

  4 single actuator

• Shaft Type

  round, flatted, threaded hole single actuator

• Contact Load Current Rating

  30.0 amperes resistive load ac at sea level

• Thread Class

  2b 1st mounting facility

• Overall Height

  3.688 inches nominal

• Overall Width

  4.375 inches nominal

• First Flat Length

  0.875 inches nominal single actuator

• Shaft Diameter

  0.375 inches nominal single actuator

• Shaft Length

  1.250 inches nominal single actuator

• Unthreaded Mounting Hole Diameter

  0.312 inches nominal 2nd mounting facility

• Iii Knob Manufacturer Code

  82121

• Longest Horizontal Distance Between Mounting Centers

  3.812 inches nominal 2nd mounting facility

• Longest Vertical Distance Between Mounting Centers

  2.281 inches nominal 1st mounting facility

• Throw Quantity

  1 each section rear

• Mounting Method

  bracket and unthreaded hole 2nd mounting facility

• Features Provided

  actuator knob

• Thread Quantity Per Inch

  20 1st mounting facility

• Nominal Thread Size

  0.250 inches 1st mounting facility

• Contact Voltage Rating In Volts

  500.0 ac at sea level

• Terminal Type

  tab w/screw

• Contact Switching Action

  breaks before makes each section rear

• Switch Actuator Positioning Increment

  90.0 degrees single actuator

• Thread Series Designator

  unc 1st mounting facility

• Style Designator

  1 tap, circuit selector