White Rodgers 94-388, 94-396 WR-RBM User Manual

1 POLE DEFINITE

2.445

2.541

2.313

1.625

2.000

.875

1.625

.215

TYP. 4

PURPOSE CONTACTORS
WITH BUS BAR (30A THRU 40A)

40 Amp Model

(with cover)

94-388 THRU 94-396 WR/RBM TYPE 121

Straight-Through Wiring, Replaces 11/2 Pole Devices Used Primarily in
Residential Central Air Conditioning

FEATURES

• Replaces many Type 117 contactors used by OEM’s.

• Universal style mounting bracket ts existing mounting holes.

• Screw terminals and 1/4” quick connect terminals for easy installation.

SPECIFICATIONS

Temperature Range . . . . . . . . . . . . . . . . . –40°F to 150°F

Mechanical Life (no load) . . . . . . . . . . . . . Conforms to UL and ARI specications

Electrical Life . . . . . . . . . . . . . . . . . . . . . . Conforms to ARI specications

94-388 thru 94-390 achieve 200,000
cycles, make LRA at .5 pf, break 125% of
FLA at .75 pf at rated voltage, 10,000

Approximate Overall Dimensions

31/4” x 2” x 21/2”

RELAYS and

TRANSFORMERS

COIL DATA

Model Number Voltage Res DC Current Nominal Max. Inrush
* 30 Amp ** 40 Amp AC OHMS MA VA VA

94-388 94-394 24 16.5 208 5 20
94-389 94-395 120 420 42 5 20
94-390 94-396 208/240 1825 21 5 20

* 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 Voltage FLA LRA RES

94-388 277 30 150 40
thru 480 30 75 40
94-390 600 30 50 40
94-394 277 40 200 50
thru 480 40 100 50
94-396 600 40 80 50

cycles make and break LRA at .5 pf rated
voltage
94-394 thru 94-396 achieve 100,000
cycles, make LRA at .5 pf, break 125% 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. le number E75492

C.S.A. le number LR49538

Coils Frequency . . . . . . . . . . . . . . . . . . . . 50/60 Hz

Coil Insulation. . . . . . . . . . . . . . . . . . . . . . Class B (130°C)

Termination. . . . . . . . . . . . . . . . . . . . . . . . Screw and Double 1/4” Q.C.

Operate. . . . . . . . . . . . . . . . . . . . . . . . . . . 85% of nominal coil voltage;

110% maximum safe operate

Duty Cycle . . . . . . . . . . . . . . . . . . . . . . . . Continuous

108

www.white-rodgers.com

30 Amp Model (No Cover)