22 A fan contact 120 V/0.8 HP 240 V/1.5 HP auxiliary heat contact 5 A/30 V
Residential Comfort/Combustion : Radiant Heating Controls : Heating Relays : Heat Pump Add-on Relay : RC845 : RC845/U
Add-on fossil fuel relay. Control gas, oil furnace burner or electric furnace.
Overview
Controls a gas, oil or electric furnace and the fan when adding a heat pump to an existing heating system
Features
- Compatible with most heat pump thermostats
- Compact size permits installation on or inside an electrical box
- Integrated design eliminates need for two-relay setup
- Clearly labeled wires and connections enable simple installation and servicing
- Low voltage dry contact output activates auxiliary heating system
- Line voltage contact output controls fan
- Terminal board connection enables easy installation
Product Specifications
- Application
- Control gas, oil furnace burner or electric furnace as well as the fan when adding a heat pump on an existing heating system
- Dimensions (in.)
- 3-7/32 in wide x 2-7/32 in. high x 1-13/32 in. deep
- Dimensions (mm)
- 82 mm wide x 56 mm high x 36 mm deep
- Includes
- Lock-nut
- Used With
- TH144 Series; TH146 Series
- Comments
- Compatible with most thermostats for heat pump add-ons on fossil fuel heating systems
- Item Type
- Product
- Electrical Ratings
- Inductive Load-- 0.8 HP @ 120 Vac, 1.0 HP @ 208 Vac (Fan Output), At full load-- 16 A @120 Vac, 12 A @ 240 Vac, At locked rotor-- 42 A @ 120 or 240 Vac
- Frequency
- 60 Hz
- Approvals, Underwriters Laboratories Inc.
- Approved
- Operating Humidity Range (% RH)
- 0 to 95% RH, non-condensing
- Temperature Ratings (C)
- -20 C to 60 C
- Temperature Ratings (F)
- -4 F to 140 F
- Shipping and Storage Temperature Range (F)
- -40 F to 175 F
- Shipping and Storage Temperature Range (C)
- -40 C to 80 C
- Approvals, Canadian Underwriters Laboratories Inc.
- Approved
- Weight (oz)
- 11.5 oz
- Weight (g)
- 326 g
- Input Voltage
- Fan Contacts: 120 Vac; 240 Vac
- Transformer
- Fan Contacts: 22 A @ 120/240 Vac; Aux. Heat Contacts: 5 A @ 30 V
- Terminal Wire size
- 12 AWG
