DC POWER CONTACTORS - SPNO TYPE 70 CONTACTORS - SPNO Single Pole Normally Open Contact, Case is Dust Resistant and Isolated from Ground SPECIFICATIONS Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . 2.47"L x 3.48"W x 2.40"H Type 70 SPNO WARNING - FIRE HAZARD Must be installed in a dry and protected place. Failure to protect solenoid from water and other contaminants could result in Fire, Property Damage, Serious Personal Injury, or Death. Model Number 70-111225 70-111224 70-117224 70-120224 Duty Cycle Continuous Continuous Continuous Continuous Terminal Type 3A 4 4 4 Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 oz. Temperature Range . . . . . . . . . . . . . . . . . . . -40 to +122F Terminations, Contacts . . . . . . . . . . . . . . . . 5/16"-24 UNF-2A thread Terminations, Coil . . . . . . . . . . . . . . . . . . . . #10-32 UNF-2A thread Recommended Mounting . . . . . . . . . . . . . . . . . . . Plunger vertical with cap down Hardware Torque, Contact Terminal . . . . . . . . . . . 45-55 in. lbs. Hardware Torque, Coil Terminal . . . . . . . . . . . . . . 12-18 in. lbs. Caution: A back-up wrench must be used to hold the bottom nut stationary. Agency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . U.L. 538 Recognized, File AU2138 Pole Form SPNO SPNO SPNO SPNO Coil Coil Bracket Voltage Resistance Contact Style D.C. (Ohms) Material Standard 12 16 Copper Standard 12 16 Copper Standard 24 60 Copper Standard 36 114 Copper Contact Rating (Amps) - Inductive Load Voltage Normally Open D.C. Continuous Inrush 12 80 150 12 80 150 24 50 50 36 50 50 TRANSFORMERS / RELAYS "3A" = Coil Grounded to Case "4" = Isolated Coil Coil resistance in Ohms @ 25C Intermittent duty designs available. TYPE 120 CONTACTORS - SPNO Single Pole Normally Open Contact, Dust Resistant, Water Resistant and Case is Isolated from Bracket SPECIFICATIONS Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . 2.13"L x 2.88"W x 3.09"H (Std. Bracket) Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . 2.50"L x 3.00"W x 3.03"H (L-Shaped Bracket) Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.0 oz. Temperature Range, Intermittent Duty . . . . -20 to +150F Temperature Range, Continuous Duty . . . . -20 to +120F Terminations, Contacts . . . . . . . . . . . . . . . . 5/16"-24 studs, .495" min. length Terminations, Coil . . . . . . . . . . . . . . . . . . . . #10-32, .451" min. length Recommended Mounting . . . . . . . . . . . . . . . . . . . Coil terminals up or horizontal Hardware Torque, Contact Terminal . . . . . . . . . . . 45-55 in. lbs. Hardware Torque, Coil Terminal . . . . . . . . . . . . . . 12-18 in. lbs. Caution: A back-up wrench must be used to hold the bottom nut stationary. Type 120 SPNO Model Number 120-105711 120-105851 120-106131 120-106132 120-107112 Duty Cycle Continuous Continuous Intermittent Intermittent Continuous Terminal Type 4 3A 4 4 4 Coil Coil Pole Bracket Voltage Resistance Contact Form Style D.C. (Ohms) Material SPNO Standard 12 16 Silver Alloy Silver Alloy SPNO Standard 12 16 SPNO Standard 12 6.0 Copper SPNO L 12 6.0 Copper Silver Alloy SPNO L 14 26.0 Intermittent Duty Cycle = 30 seconds "ON" maximum and 6 minutes "OFF" "4" = Isolated Coil Coil resistance in Ohms @ 25C Inrush Current: Current applied within the first 1/2 second of contact closure Coil grounded to bracket Contact Rating (Amps) - Inductive Load Voltage Normally Open D.C. Continuous Inrush 12 100 400 12 100 400 12 80 400 12 80 400 14 100 400 NOTE: CAUTION must be used in coil selection for use in 12 volt systems where battery charging may expose coil to continuous, higher-than-rated voltage. 14 volt coils are recommended. White-Rodgers will not be responsible for consequences of misapplied solenoids. 101