Manual Standard Instrument and Control Switches

Series 24 Ammeter switch Ser 24 Lighted Series 31B Series 31 Single-Hole mount Type W W2
Series 24 Series 24 Lighted Product Series 31 Control Switch Series 31A Control switch Type W Type W-2
Mechanical Specifications
Sections 1-15 1-15 1-10 1-10 2-10 1-8
Poles 1-30 1-30 1-20 1-20 2-10 1-48
Positions 2-8 2-8 2-8 2-8 2-12 2-12
Detent angle 45° 45° 45° 45° 30°, 45°, 60°, 90° 30°
Electrical ratings
Continuous rating 30A-600V 30A-600V 15A-600V 15A-600V 20A-600V 20A-600V
Interrupting current120VAC240VAC600VAC125VDC250VDC 20A15A6A3A1A 20A15A6A3A1A 10A5A3A1AN/A 10A5A3A1AN/A 50A (125VAC)25A (250VAC)5A8A2A 30 (110VAC) 20A 8A 5A 1.65A
Max. breaking ability
Max. making ability 95A 95A 45A 45A
Momentary current3 seconds30 seconds60 seconds 200A75A60A N/AN/AN/A 90A35A25A 90A35A25A N/AN/AN/A N/AN/AN/A
Overload current120VAC240VAC600VAC24VDC125VDC 95A65A35AN/AN/A N/AN/AN/AN/AN/A 60A45A20A30A15A 60A45A20A30A15A N/AN/AN/AN/AN/A N/AN/AN/AN/AN/A
Dielectric strength 2200Vrms 2200Vrms 2200Vrms 2200Vrms 2200Vrms
Insulation resistance 100 megaohms 100 megaohms 100 megaohms 100 megaohms
Contact resistance 10 miliohms 10 miliohms 10 miliohms 10 miliohms 10 miliohms
Horsepower Ratings
Switch mountingsSingle Hole2-Hole3-Hole4-holeWaterproof Mount N/AN/AYesN/AYes N/AN/AYesN/AYes YesN/AN/AYesYes YesN/AN/AN/AYes N/AN/AYesN/AN/A N/AYesN/AN/AN/A
Locking featuresKey Lock HandleKey OperatedPull-To-LockKey-InterlockPull-To-TurnPull-To-Disable YesN/AYesYesN/AN/A YesN/AYesYesN/AN/A N/AYesN/AN/AN/AN/A N/AYesN/AN/AN/AN/A N/AN/AYesYesYesYes N/AN/AYesYesYesYes
Optional featuresGanged Gear OperatedSpring Return YesYes YesYes N/AYes N/AYes N/AYes N/AYes
ApprovalsUL RecognizedCSA CertifiedCE YesYesYes YesYesYes YesN/AN/A YesN/AN/A N/AN/AN/A YesN/AN/A
Display Output
Display Range (Indication)
Meter Power Supply (Aux)
Output Options
Voltage to Measure (Input)