White Rodgers 50A55-743 - Manuals

2 SPECIFICATIONS INSTALLATION ELECTRICAL RATINGS [@ 77°F (25°C)]: Input Voltage: 25 VAC 50/60 Hz Max. Input Current @ 25 VAC: 0.45 amp Relay Load Ratings: Valve Relay: 1.5 amp @ 25 VAC 50/60 Hz 0.6 pf Ignitor Relay: 6.0 amp @ 120 VAC 50/60 Hz (resistive) Inducer Relay: 2.2 FLA–3.5 LRA @ 120 VAC Circ...

3 TH TR MV MV GND FP HLO HLI PSO PS C R G W Y EAC N HUM N XFMR N LINE N CIR N IGN IGN-N IND IND-N HUM EAC XFMR LINE PARK PARK HEAT COOL IGNITOR Y W G R THERMOSTAT GAS VALVE HIGH LIMIT (N. C.) ROLLOUT (N. C.) AUX. HIGH LIMIT (N. C.) PRESSURE SWITCH (N. O.) FLAME SENSOR PROBE COMPRESSOR CONTACTOR ELEC...

4 50A55 TERMINAL TERMINAL TYPE SYSTEM COMPONENT CONNECTION TYPICAL SYSTEM WIRING TABLE WGRY CTWIN*MV (2 terminals)TRTHRO1RO2FPPSPSOHLIHLOGND INDIGN COOLHEATPARK (2 terminals)LINEXFMREAC (optional)HUM (optional)CIR NLINE NXFMR NEAC N (optional)HUM N (optional)IND-NIGN-N Terminal block with captive sc...