Taco Sr503 4 Wiring Diagram

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.

Taco sr503 4 wiring diagram. 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. Alternative wiring instruction sheet sr502 4 switching relay 102 377 supersedes. Sr503 3 zone switching relay with priority. Taco zone controls wiring guide pages switching relays single zone wiring 2 2.

Summary of contents for taco sr503 exp 4 page 1 warning. 102 087 october 15 2005 effective. Instruction sheet sr504 exp switching relay 102 087 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.

When using alternative wiring diagram the boiler oper ating control s zc terminal will see the load of the circulator s. Hi i have a honeywell rth6500 and i have run a 4 wire set up direct to a taco sr502 i have white and red from one zone and green to com and yellow to 24ac the 2 common power posts on the sr502 i am n. Neutral wire to terminal n. Combined with the time proven reliability of the 00 family of circulators and thermostats total system integrating is achieved.

No matter the application taco now provides the products. Hot wire to terminal h. March 1 2006 plant id. When using alternative wiring diagram wiring instructions must be followed so power originates from the boiler aquastat.

Failure to follow these wiring instructions may result in a secondary. Alternative wiring instruction sheet sr504 4 switching relay 102 381 supersedes. Failure to follow these wiring instructions may result in a secondary. Battery powered thermostats do not steal power from this control therefore the 1 amp rating will be sufficient.

Sr503 4 3 zone switching relay with priority. 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. December 20 2013 effective. 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.

Tions must be followed so power originates from the boiler aquastat. Taco zone controls wiring guide pages switching relays single zone wiring 2 4. December 20 2013 effective.