White Rodgers 47D43-811の取扱説明書

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47D43-811
Deluxe Defrost Control
INSTALLATION INSTRUCTIONS
Operator: Save these instructions for future use!
FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS CAREFULLY BEFORE
INSTALLING OR OPERATING THIS CONTROL COULD CAUSE PERSONAL
INJURY AND/OR PROPERTY DAMAGE.
DESCRIPTION
The 47D43-811 is a microprocessor-based demand defrost
controller intended for Rheem heat pump systems. This
controller uses basic differential temperature means to detect
degradation of system performance due to ice build

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SPECIFICATIONS o o Electrical Ratings [@ 77 F (25 C)]: Timing Specifications @ 60Hz* Rated Voltage ........................ 24 VAC Nom Units Rated Voltage Range .................. 18-30 VAC Max. Power Consumption @ 24 VAC ..... 4.08 VA Defrost Lockout Time 34 Mins. Nominal Frequency.................... 50/60 Hz Maximum Defrost Time 14 Mins. Relay Load Ratings: Transient Delay (Normal) 2 Mins. Compressor Contactor Relay ...... 0 VA in rush, 6 VA holding Back to Back Transient Fan Relay ...

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INSTALLATION On some units, the Outdoor Ambient Temperature (OAT) and NOTE Outdoor Coil Temperature (OCT) sensors may be attached permanently to the controller. The 47D43-811 includes All wiring should be installed according to local and national replacement OAT and OCT sensors that plug onto the 2- and electrical codes and ordinances. 3-pin connectors on the controller board. The 47D43-811 control may be mounted on any convenient Before removing the old controller, note the location of

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White-Rodgers is a division of Emerson Electric Co. The Emerson logo is a trademark and service mark www.white-rodgers.com of Emerson Electric Co. www.emersonclimate.com