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White Rodgers 50A55-743 Single-Stage HSI Integrated Furnace Control Board For Sale
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White Rodgers 50A55-743 Single-Stage HSI Integrated Furnace Control Board: $44.75
WHITE RODGERS 50A55-743 Single-Stage HSI Integrated Furnace Control Kit
Features • 120 VAC Ignitor Output • 120 VAC Humidifier Output • 120 VAC Electronic Air Cleaner Output • 120 VAC 2-Speed PSC Circulator Output • Fuse Protection – 5 Amp • Furnace Status LED • Heat Fan OFF Delay (Dipswitch Selectable) • Y, W, R, G, C, TWIN TerminalsTiming Specifications (All times are in seconds unless noted otherwise) Pre-purge: 15 Ignitor warm-up: 7 (1st 64 attempts) Minimum ignitor warm-up: 5 Maximum ignitor warm-up: 9 Ignition activation period: 2 Trial for ignition period: 4 Retries: 2 times Valve sequence period: 12 Interpurge: 30 Post-purge 15 Lockout time 300 Heat delay to fan ON 30 Heat delay to fan OFF* 90/120/150/180 Cool delay to fan ON 5 Cool delay to fan OFF 45 Auto reset 60 minutes Humidifier Yes Electronic air cleaner YesSpecifications 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 Circulator Relay: 14.5 FLA–25.0 LRA @ 120 VAC Flame Current Requirements Minimum current to insure flame detection: 1 μa DC* Maximum current for non-detection: 0.1 μa DC* Maximum allowable leakage resistance: 100 M ohms *Measured with a DC microammeter in the flame probe lead Operating Temperature Range -40° to 175°F (-40° to 80°C) Humidity Range 5% to 93% relative humidity (non-condensing) Mounting Surface mount multipoise Timing Specifications (@ 60 Hz**) Maximum Flame Establishing Time: 0.8 sec Flame Failure Response Time: 2.0 sec **At 50 Hz, all timing specifications should be increased by 20% Gases Approved: Natural, Manufactured, Mixed, Liquified Petroleum and LP Gas Air Mixtures are all approved for use. Dimensions 4.375\" W x 5.875\" H x 1.25\" D REPLACES White-Rodgers 50T55-289 and 50A55-289 and GOODMAN: 0130F00005 0130F00005S 50A55-289 50T55-289 B1809926 B1809926S PCBBF110 PCBBF110S PCBBF112 PCBBF112S PCBBF123 PCBBF123S
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