Brochure

www.white-rodgers.com
110
RELAYS and
TRANSFORMERS
3 POLE DEFINITE PURPOSE
CONTACTORS (25A THRU 40A)
90-160 THRU 90-172 WR/RBM TYPE 154
Designed for Central Air Conditioning and Heating Equipment
SPECIFICATIONS
Insulating Material . . . . . . . . . . . . . . . . . . Contact block and carrier are high quality
electrical-grade thermosetting resin
Temperature Range . . . . . . . . . . . . . . . . . –40°F to 150°F
Mechanical Life. . . . . . . . . . . . . . . . . . . . . Conforms to UL and ARI specications
Electrical Life . . . . . . . . . . . . . . . . . . . . . . Conforms to UL and ARI specications
Weight (approximate) . . . . . . . . . . . . . . . . 16 oz.
Agency . . . . . . . . . . . . . . . . . . . . . . . . . . . U.L. le number E75492
C.S.A. le number LR49598
Coils Frequency . . . . . . . . . . . . . . . . . . . . 50/60 Hz
Coil Insulation. . . . . . . . . . . . . . . . . . . . . . Class B (130°C)
24 through 208/240 Volts AC
Termination. . . . . . . . . . . . . . . . . . . . . . . . Pressure connector and Double
1
/
4
” Q.C.
Operate. . . . . . . . . . . . . . . . . . . . . . . . . . . 85% of nominal coil voltage;
110% maximum safe operate
Duty Cycle . . . . . . . . . . . . . . . . . . . . . . . . Continuous
Model Number Coil Voltage AC Res DC Current Nominal Max. Inrush
25 Amp 30 Amp 40 Amp (60 Hz) OHMS MA VA VA
90-160 90-163 90-170 24 7.2 187 4.5 52
90-161 90-164 90-171 120 180 37 4.5 52
90-162 90-165 90-172 208/240 720 19 4.5 52
Approximate Overall Dimensions
3
3
/
4
” x 2
3
/
8
” x 3”
COIL DATA – 25, 30 and 40 Amp, 600 Volt Three Pole Normally Open (3 P.N.O.)
Type Voltage 277 VAC 480 VAC 600 VAC
90-160 Full Load 25 A. 25 A. 25 A.
thru Lock Rotor 150 A. 125 A. 100 A.
90-162 Resistive 40 A. 40 A. 40 A.
90-163 Full Load 30 A. 30 A. 30 A.
thru Lock Rotor 180 A. 150 A. 120 A.
90-165 Resistive 50 A. 50 A. 50 A.
CONTACT RATINGS – 25 and 30 Amp, 600 Volt Three Pole Normally Open (3 P.N.O.)
FEATURES
• Any position mounting.
• Interchangeable mounting plate.
• Low wattage coil.
• Double break contacts ensure positive make and break.
40 Amp with Cover
Pressure Connectors line and load sides for #14
thru #4 wire.
1
/
4
” Double Quick Connect auxiliary
and coil terminals.
Type Voltage 277 VAC 480 VAC 600 VAC
Full Load 40 A. 40 A. 40 A.
90-170 thru 90-172 Lock Rotor 240 A. 200 A. 160 A.
Resistive 50 A. 50 A. 50 A.
CONTACT RATINGS – 40 Amp, 600 Volt Three Pole Normally Open (3 P.N.O.)
2.983
3.390
3.2503.750
.203
.250
2.000
3.125
.203
2.414
90-160 thru 90-172