If fan speeds are adjustable the relay. No rl2 rl3 rl4 rlcom switch ac in gnd vs d d gnd d d vs gnd d d vs thermister low medium high 2 way 3 way valve 1030v 100240v rs 485 thermister ac dc.
Electrical Engineering Fcu Fan Coil Unit Electrical Connection Details In English Hindi
Fcu thermostat wiring diagram. Thermostat provided by mscc. Number 006 024 winter start 4 evaporator defrost thermostat 5 temp. My paperback and e book. Uncontrolled when printed. Wiring diagram fcu tpd series thermostat sc series 4 ch relay board rl1com rl1nc rl1. May 2011 page 2 of 6.
Wiring diagrams index unit 50byn v ph hz label diagram fig. Verify fan speed will change from high medium and low by utilizing remote 3 speed switch thermostat or connecting by p18 to p15 p18 to p16 or p18 to p17. Provide with temperature readout set point adjust and unoccupied override button. Primary drain pan high level sensor hhws 0 fcu control diagram not to scale filter supply fan t occupancy sensor notes. Thermostat wiring diagrams for heat pumps heat pump thermostat wire diagrams. 4 icp das co ltd.
Eti fcu fcrb installation operation and maintenance. Fcu digital controller provided by mscc. 1the mechanical systems control contractor mscc shall be. Number 006 008 208230 3 60 460 3 60 11720011 c 1 575 3 60 012 208230 3 60 014 460 3 60 11720960 b 2 016 575 3 60 024 208230 3 60 460 3 60 1172007 c 3 575 3 60 accessory wiring unit 50byn accessory description fig. Heat pumps are different than air conditioners because a heat pump uses the process of refrigeration to heat and coolwhile an air conditioner uses the process of refrigeration to only cool the central air conditioner will usually be paired with a gas furnace an electric furnace or some other method of heating.