Exhaust fan interlock wiring diagram. Appliance wiring material is a classification of underwriters laboratories inc covering insulated wire and cable intended for internal wiring of appliances and equipment. You need a 3 way switch for the exhaust fan 2 way for the ventilation switch. O tension must be checked 2-4 weeks after start-up. I have a Belimo 2 position actuator for outside air dampers and I have a small in in line fan and they are going to install an electric heater package. 8 common mistakes in reading and creating single line and wiring diagrams.
While the ventilation switch is on you cant turn the bathroom fan off by using the regular exhaust fan switch in the bathroom. Ceiling Fan Wiring Diagram Black White Red and Green Wires P1440 Open wiring supplying the exhaust gas recirculation valve N18 VIK Exhaust Fan Package. And motor M1 Starts to run. The diagram depicts one example of a proper method for interlocking the Class 2 furnace fan control circuit with the power circuit of the principal exhaust fan. O belts must be correctly aligned and tensioned. Exhaust Fan Wiring Diagram Sample. Run a new cable 2 wire from the 3 way switch box to the fan and connect only the black.
This How To focuses on applications where a single bath fan is ventilating 2 or more bathrooms and there is only a single fanlight switch available or desired in each bathroom. A common problem when combining a building automation system with a 3-phase fan that must open a damper before operating is the damper end switch interlock for the motor starter HAND position. While the ventilation switch is on you cant turn the bathroom fan off by using the regular exhaust fan switch in the bathroom. Exhaust fan interlock wiring diagram.
Thermal contacts TB white M 1 Z2 – Yellow Z1 – Blue U2 – Black U1 – Red Bridge L1 and L2 if speed controller SC is not required Anti-Clockwise Clockwise These diagrams are current at the time of publication check the wiring diagram supplied with the motor. INSTALLATION INSTRUCTIONS FOR HAZARDOUS ENVIRONMENT. Exhaust fan interlock wiring diagram. I have a Belimo 2 position actuator for outside air dampers and I have a small in in line fan and they are going to install an electric heater package.