WIRING DIAGRAM FOR FAN POWERED VAV BOX
VAV-SVX08G-EN (04/2017) VariTrane™ Variable Air Volume
duct, dual-duct, fan-powered, and low-height VAV terminal units, and chilled water sensible coil terminal units. See also the following reference documents: • BAS-SVX40-EN —Wireless Comm IOM • BAS-SVX55-EN — Wireless Comm Network Design Best Practices Guide • BAS-SVX62*-EN — Tracer® UC210 Programmable Variable-Air-Volume (VAV) Box
Trane VariTrane VAV Series Installation & Operator's Manual
Page 51 Wiring Diagrams Figure 23 – Fan-Powered Control Boxes Fan-powered Control Box Fan-powered Control Box with Electronic or DDC Controls with Pneumatic Controls LINE VOLTAGE Duct Pressure Switch Option LINE VOLTAGE OR FROM HEATER TERMINAL OR FROM HEATER TERMINAL GREEN GREEN GROUND GROUND SCREW..[PDF]
Installation,Operation, and Maintenance
Our factory installed devices draw from 3 to 12VAcal values are 4VA for a damper actuator, 10 to 12VA for an electric heat contractor, and 6VA for a fan relay NEC Class 2 transformer should be sized to handle the totalVA of all devicesinaryoutputsareratedatsteady-state12VA max.
DTFS - Titus HVAC
Energy-efficient fan motor, permanent split capacitor type, mounted with vibration isolators; Adjustable fan speed control; Available with standard PSC or high efficiency ECM brushless DC motor; Inlet sizes: 6”, 8”, 10”, 12”
How VAV Boxes Work | [HVAC Commercial Zoning] Step-by-Step
Cooling Mode Sequence of Operation (Non-Fan Powered) On a call for cooling the thermostat sends a signal to the DDC control on the VAV box. The VAV damper will modulate to a maximum position increasing conditioned airflow from the VAV air handler.
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