White Rodgers Carbon Monoxide Alarm 94 388 THRU 94 396 WR RBM TYPE 121 User Manual

1 POLE DEFINITE  
PURPOSE CONTACTORS  
WITH BUS BAR (30A THRU 40A)  
94-388 THRU 94-396 WR/RBM TYPE 121  
40 Amp Model  
(with cover)  
Straight-Through Wiring, Replaces ꢀ/2 Pole Devices Used Primarily in  
Residential Central Air Conditioning  
FEATURES  
• Replaces many Type ꢀꢀ7 contactors used by OEM’s.  
• Universal style mounting bracket fits existing mounting holes.  
• Screw terminals and /4quick connect terminals for easy installation.  
SPECIFICATIONS  
Temperature Range . . . . . . . . . . . . . . . . . –40°F to ꢀ50°F  
Mechanical Life (no load) . . . . . . . . . . . . . Conforms to UL and ARI specifications  
Electrical Life . . . . . . . . . . . . . . . . . . . . . . Conforms to ARI specifications  
94-388 thru 94-390 achieve 200,000  
cycles, make LRA at .5 pf, break ꢀ25% of  
FLA at .75 pf at rated voltage, ꢀ0,000  
Approximate Overall Dimensions  
cycles make and break LRA at .5 pf rated  
voltage  
4
2
3 / x 2x 2 / ”  
94-394 thru 94-396 achieve ꢀ00,000  
cycles, make LRA at .5 pf, break ꢀ25% of  
FLA at .75 pf at rated voltage, 6,000  
cycles make and break LRA at .5 pf rated  
voltage  
Weight (approximate) . . . . . . . . . . . . . . . . 7 oz.  
Agency . . . . . . . . . . . . . . . . . . . . . . . . . . . U.L. file number E75492  
C.S.A. file number LR49538  
Coils Frequency . . . . . . . . . . . . . . . . . . . . 50/60 Hz  
Coil Insulation. . . . . . . . . . . . . . . . . . . . . . Class B (ꢀ30°C)  
Termination. . . . . . . . . . . . . . . . . . . . . . . . Screw and Double /4Q.C.  
Operate. . . . . . . . . . . . . . . . . . . . . . . . . . . 85% of nominal coil voltage;  
ꢀꢀ0% maximum safe operate  
Duty Cycle . . . . . . . . . . . . . . . . . . . . . . . . Continuous  
COIL DATA  
Model Number  
Voltage  
AC  
24  
ꢀ20  
208/240  
Res DC  
OHMS  
ꢀ6.5  
420  
ꢀ825  
Current  
MA  
208  
42  
Nominal  
VA  
Max. Inrush  
* 30 Amp  
94-388  
94-389  
94-390  
** 40 Amp  
VA  
20  
20  
20  
94-394  
94-395  
94-396  
5
5
5
2ꢀ  
* 30 amp models have no cover on top as in line drawing below  
** 40 amp models have cover on top as in picture above  
CONTACT RATINGS  
Type  
94-388  
thru  
Voltage  
277  
480  
FLA  
30  
30  
LRA  
ꢀ50  
75  
RES  
40  
40  
94-390  
94-394  
thru  
600  
277  
480  
600  
30  
40  
40  
40  
50  
40  
50  
50  
50  
200  
ꢀ00  
80  
94-396  
1.625  
2.313  
.875  
.215  
TYP. 4  
1.625  
2.000  
2.445  
2.541  
30 Amp Model (No Cover)  
ꢀ08  
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