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21M51U-843-WHIT - CNTRL FURNACE UNIVERSAL HSI 3 SPEED

CNTRL FURNACE UNIVERSAL HSI 3 SPEED
CNTRL FURNACE UNIVERSAL HSI 3 SPEED
CNTRL FURNACE UNIVERSAL HSI 3 SPEED
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Item #: 21M51U-843-WHIT

Product Info

White Rodgers™
21M51U-843
786710540707
White Rodgers™

White Rodgers Integrated Circulator Furnace Control Kit, Universal, 2-Stage, HSI, 3-Speed, 24 VAC, 530 milli-amp, 60 Hz, 17 sec (Warm Up Time), 15 sec (Pre Purge), 60 min (Reset) Delay, -40 to 175 deg F, 5 - 93% Humidity Rating, 5-1/4 Inch Width x 8 Inch Height x 1-1/4 Inch Depth

  • 120 VAC igniter output, 2-speed inducer output, humidifier output, electronic air cleaner output, 3-speed PSC circulator output
  • 2-stage gas valve output
  • Furnace status LED
  • Heat fan OFF delay (dipswitch selectable)
  • Fan on delay for cooling
  • Auto second stage delay (dipswitch selectable mode)
  • Historical fault retrieval by push button
  • YLO, Y, W1, W2, R, G, C, twin terminals
  • Pressure switch inputs and monitoring
  • Flash micro-processor with non-volatile memory
  • Flame current measurement points
  • Relay load ratings – 1.5 amp at 24 VAC, 60 Hz gas valve relay, 2.2 amp full load – 3.5 amp locked rotor at 120 VAC inducer relay, 14.5 amp full load – 25 amp locked rotor at 120 VAC circulator relay, 1 amp humidifier load, electronic air cleaner load, 4 amp at 132 VAC, 60 Hz igniter relay
  • Includes universal nitride igniter

Item Specifications

  • 530 milli-amp
  • White Rodgers&trade
  • 5-1/4 Inch Width x 8 Inch Height x 1-1/4 Inch Depth
  • 60 Hz
  • 5 - 93%
  • Integrated Circulator Furnace Control Kit
  • -40 to 175 deg F
  • 17 sec (Warm Up Time), 15 sec (Pre Purge), 60 min (Reset)
  • Universal, 2-Stage, HSI, 3-Speed
  • 24 VAC

White Rodgers ; White Rodgers ; WhiteRodgers ; White Rodgers ; White Rodgers ; WhiteRodgers ; HVACR_21M51U-843-WHIT ; HVACR 21M51U 843 WHIT ; HVACR21M51U843WHIT ; ; ; ; White Rodgers 21M51U-843 Universal Integrated Circulator Furnace Control Kit, 24 VAC, 530 milli-amp, 5-1/4 Inch W x 8 Inch H x 1-1/4 Inch D ; ; 786710540707 ; ; Control Boards & Modules ; Control Boards Modules ; Control Boards & Modules ; Control Boards Modules
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