Emerson 47D01U-843 Universal Single Stage Heat Pump Defrost Control For PSC Fan Heat Pump Systems. Compatible With O Or B Reversing Valves. Configurable For Demand, Or Time/Temp Defrost Routines. 8x8 LED Matrix Display For Configuring Menu Options an
Universal single stage heat pump defrost control for PSC replaces most single stage defrost controls offering enhanced energy efficiency through demand or time temp defrost modes and provides compressor protection through short cycle time delay and brownout protection.
- Replaces over 400 single stage defrost models
- Selectable timed defrost or demand defrost mode for greater efficiency
- Reversing valve can be energized in heat or cool (O/B)
- One button configuration to any OEM system
- Integrated outdoor thermostat eliminates need for additional components
- Access set up and diagnostic menus from any orientation
- Brownout and short cycle protection
- Pat. 9,037,303, 9,412,328, 9,830,887, 9,964,345
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