Universal Switching Relay, SPST

Universal Switching Relay, SPST
Universal Switching Relay, SPST QR Code
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Product Code: R8845U1003 UPC: 085267198080

Availability:In Stock

Weight:2.00 lb

Dimensions (L x W x H ): 6.00 x 5.00 x 4.00

Usually ships: 1 business days
$51.95

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The R8845U1003 from Honeywell is a Universal Switching Relay with internal transformer. This switching relay provides intermediate switching of line voltage and low voltage devices from a line voltage or low voltage controller. It is typically applied in Hydronic heating systems.
Honeywell Universal Switching Relays R8845U with 24 V transformer provide intermediate switching of line-and low-voltage devices from a line- or low-voltage controller and is typically applied in Hydronic heating systems.


Features:

  • Replaceable socketed relays;
  • Two troubleshooting LED;
  • Push-to-test button;
  • Replaceable transformer fuse;
  • Low-voltage contact rating for Powerpile applications;
  • Long-life DC relay drive control technology;
  • Relay for use with external 24 Vac or 24 Vdc supply, with line-voltage control, or with internal 24 V transformer supply;
  • One model replaces many competitor models;
  • One model may replace many Honeywell models:R182A,B,C,J; R482A,B,C,J; R845; R882A,B,C,J and RA832;
  • Includes integral transformer, enclosure;
  • Approvals of Canadian Underwriters Laboratories and Underwriters Laboratories Inc.


Technical Specifications:

  • Switching Action: Two SPST, plus PowerPile® rated low voltage SPST relay. (If normally closed contacts are needed, use RA889A);
  • Coil Ratings Current: 0.4A;
  • Coil Ratings Voltage: 24 Vac;
  • Thermostat Heat Anticipator Setting: 0.12A;
  • Transformer Primary Rating: 120V, 60 Hz;
  • Transformer Secondary Rating: 24V, 12 VA max., 9 VA available for external load. Secondary protected by replaceable 1A automotive fuse;
  • Temperature Range: (Ambient) -20 F to +120 F;
  • Thermostat Compatibility: Honeywell electromechanical and electronic 2- or 3-wire;
  • Dimensions: 6-1/4" high x 4-7/16" wide x 3-1/2" deep;
  • Electrical Connections (Control Circuit): 2 or 3-wire;
  • Electrical Ratings (Primary Voltage): 120V, 60 Hz;
  • Contacts Electrical Ratings (120 Vac AFL): 7.4A AFL, 44.4A ALR on each set of line-voltage contacts. •Maximum connected load is 2000 VA;
  • Replacement Parts: 32002190-001 Circulator Replacement Relay;
  • Operating Humidity Range (% RH): 0 to 90% RH, non-condensing;
Product Specs
Ambient Conditions:0-90% RH non-condensing
Amperage:7.4
Application:Zoning
Connection Type:2-Wire
Depth (Inches):3-1/2"
Height:6-1/4"
Hertz:60
Power Method:120V
Relays:Low Voltage SPST
Switch Action:Two SPST
Thermostat Compatibility:Honeywell Electromechanical
Type:Switching Relay
Voltage:120v
Width:4-7/16"
Zones:1
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