DC POWER
CONTACTORS
TYPE 70 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
SPNO
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.
Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 oz.
Temperature Range . . . . . . . . . . . . . . . . . . .
-40° to +122°F
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
Model
Number
70-111225
70-111224
70-117224
70-120224
Duty
Cycle
➂
Continuous
Continuous
Continuous
Continuous
Terminal
Type
➀
3A
4
4
4
Pole
Form
SPNO
SPNO
SPNO
SPNO
Coil
Bracket Voltage
Style
D.C.
Standard
12
Standard
12
Standard
24
Standard
36
Coil
Resistance
(Ohms)
➁
16
16
60
114
Contact
Material
Copper
Copper
Copper
Copper
Voltage
D.C.
12
12
24
36
Contact Rating (Amps) – Inductive Load
Normally Open
Normally Closed
Continuous Inrush
Continuous
Inrush
80
400
60
60
80
400
60
60
50
50
30
30
50
50
30
30
➀
“3A” = Coil Grounded to Case
“4” = Isolated Coil
➁
Coil resistance in Ohms @ 25°C
➂
Intermittent duty designs available.
TYPE 120 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 +150°F
Temperature Range, Continuous Duty . . . . .
-20° to +120°F
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
➀
Continuous
Continuous
Intermittent
Intermittent
Continuous
Terminal
Type
➁
4
3A
4
4
4
Pole
Form
SPNO
SPNO
SPNO
SPNO
SPNO
Coil
Bracket Voltage
Style
D.C.
Standard
12
Standard 12
➄
Standard
12
L
12
L
14
Coil
Resistance Contact
(Ohms)
➂
Material
Silver Alloy
16.0
16.0
Silver Alloy
6.0
Copper
6.0
Copper
26.0
Silver Alloy
Contact Rating (Amps) – Inductive Load
Voltage
Normally Open
D.C.
Continuous
Inrush
➃
12
100
400
12
100
400
12
80
400
12
80
400
14
100
400
➀
Intermittent Duty Cycle = 30 seconds “ON” maximum and 6 minutes “OFF”
➁
“4” = Isolated Coil
➂
Coil resistance in Ohms @ 25°C
➃
Inrush Current: Current applied within the first 1/2 second of contact closure
➄
Coil grounded to bracket
NOTE:
CAUTION must be used in coil selection for use in 12 volt
sytems 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 misap-
plied solenoids.
119a
www.white-rodgers.com
PCB Design
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