990C958H07

Technical Characteristics

• First Flat Length

  0.250 inches nominal single actuator

• Contact Load Current Rating

  1.0 amperes resistive load ac at sea level

• Style Designator

  tap, circular, bushing mount

• Nominal Thread Size

  0.375 inches single mounting facility

• Shaft Type

  round, flatted single actuator

• Individual Section Quantity

  9

• Contact Switching Action

  breaks before makes 4th section rear

• Hazardous Locations/Environmental Protection

  explosion proof

• Mounting Method

  threaded bushing single mounting facility

• Switch Actuator Indexing Position Quantity

  12 single actuator

• Contact Switching Action

  breaks before makes 5th section rear

• Thread Class

  2a single mounting facility

• Terminal Type

  tab, solder lug

• Contact Switching Action

  breaks before makes 6th section rear

• Switch Contact Basic Design

  nonpile-up symmetrical

• Thread Series Designator

  unef single mounting facility

• Switch Actuator Stop Device Type

  adjustable stop single actuator

• Rotor Through Connection Quantity

  1 each section

• Contact Switching Action

  makes before breaks 7th section rear

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Contact Switching Action

  breaks before makes 1st section rear

• Contact Switching Action

  makes before breaks 8th section rear

• Switch Actuator Positioning Increment

  30.0 degrees single actuator

• Shaft Flat/Slot Angular Location

  195.0 degrees from nonturn device single actuator

• Pole Quantity

  1 each section front

• Nonturn Device Type

  slotted bushing at 3:00 o'clock

• Overall Length

  4.637 inches nominal

• Contact Switching Action

  makes before breaks 9th section rear

• Shaft Diameter

  0.250 inches nominal single actuator

• Contact Switching Action

  breaks before makes 2nd section rear

• Overall Diameter

  1.100 inches nominal

• Contact Load Current Rating

  500.0 milliamperes resistive load dc at sea level

• Shaft Length

  0.370 inches nominal single actuator

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Err Default

  err default

• Contact Switching Action

  breaks before makes 3rd section rear

• Throw Quantity

  12 each section rear

• Flat Height

  0.210 inches nominal single actuator