Taco Sr503 4 Wiring Diagram
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Hot wire to terminal h.
Taco sr503 4 wiring diagram. Battery powered thermostats do not steal power from this control therefore the 1 amp rating will be sufficient. Combine the reliability of the taco zone valves priority zoning circulators thermostats and the 00 family of circulators with the advanced features of the taco zone controls to achieve total system integration. When using alternative wiring diagram wiring instructions must be followed so power originates from the boiler aquastat. March 1 2006 plant id.
No matter the application taco now provides the products. January 18 2017 plant id 9300 2868 warning when using alternative wiring diagram wiring instruc tions must be followed so power originates from the boiler aquastat. Taco sr503 4 3 zone switching relay the taco sr503 4 switching relay is the best choice for all your zoning needs with advanced powerport cards external diagnostic lights switchable priority and contractor friendly pc board layouts. December 20 2013 effective.
Summary of contents for taco sr503 exp 4 page 1 warning. Combined with the time proven reliability of the 00 family of circulators and thermostats total system integrating is achieved. Neutral wire to terminal n. Alternative wiring instruction sheet sr504 4 switching relay 102 381 supersedes.
Sr504 exp 4 with priority 3 120 vac input 20 amps 10 1 4 6 3 4 2 3 4 all switching relays are relay type dpst have a thermostat current of 18 and have a single phase motor rating per zone of 1 3 hp 7 2a 120 vac. Failure to follow these wiring instructions may result in a secondary source of power. When using alternative wiring diagram the boiler oper ating control s zc terminal will see the load of the circulator s. Sr503 4 3 zone switching relay with priority.
Tions must be followed so power originates from the boiler aquastat. The taco sr503 4 zone switching relay has a built in 24v transformer that is only sufficient in rating to supply voltage to the zone control. Failure to follow these wiring instructions may result in a secondary. January 18 2017 plant id 9300 2866 warning when using alternative wiring diagram wiring instruc tions must be followed so power originates from the boiler aquastat.
Failure to follow these wiring instructions may result in a secondary. Taco zone controls wiring guide pages switching relays single zone wiring 2 2. 102 087 october 15 2005 effective. Sr503 3 zone switching relay with priority.
December 20 2013 effective. Instruction sheet sr504 exp switching relay 102 087 supersedes. Taco zone controls wiring guide pages switching relays single zone wiring 2 4.
Taco Zone Switching Relay Wiring H1 Wiring Diagram
