Centrifugal Fan Wiring Diagram

And i am about to purchase and install the spal dual fan set up that several. Print version save in pdf format. And yes i wired it as in my diagram and hooked up the trinary.

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Tip clearance on blade 3.

Centrifugal fan wiring diagram. Motor rotation correct 7. Thermal contacts tb white m 1 z2 yellow z1 blue u2 black u1 red bridge l1 and l2 if speed controller s c is not required m 1 ln e white brown blue l1 l2 n s c bridge l1 and l2 if speed controller s c is not required diagram dd9 1ø wiring diagrams. The characteristic curve of three kinds of centrifugal fan is shown in figure 2 15. Velocity diagram and work done on air of centrifugal compressor euler s work duration.

Learn with vms 8 547 views. R centrifugal fan a external rotor motor e single phase a c. Inline centrifugal fan vents vkm series. Centrifugal fans are capable of generating relatively high pressures.

Founded in in italy spal has been designing producing and marketing high performance axial fans and centrifugal blowers for over 30 years. Check the wiring diagrams on the motor for connections. All fasteners tight 11. Restore power to the fan.

Safety safety guidelines this manual contains information that is important for you the owner operator to know and understand. The fan with electronic temperature and control module u option. D three phase a c. In variable speed units set the fan to its.

Ensure fan and ductwork are clean and free of debris. This information relates to protecting personal safety and preventing equipment problems. Fan blade torqued to torque specs 4. Impeller diameter 355 355mm 14 inches number of poles l larger casing width d r a e 251 4 l characteristics and construction the high efficient centrifugal fans have been specially developed for modern ventilation and air conditioning.

The mechanical installation of the inline centrifugal fan consists of making final connections between the unit building services and duct connections. All wire connections 2. Electric connection and installation shall be performed in compliance with the manual and wiring diagram on the terminal box. Generally centrifugal fans have three types of blade.

Ularly fan mounting and bearing fasteners. Pneg 163 08 centrifugal fan 5 1. Forward blade backward blade and radial blade. They are suitable for high pressure applications as compared with axial flow fans.

Velocity diagram watch more videos at https. Start up turn the fan on. Refer to recommended torque chart. Grill guard in place and tight 5.

Connect supply wiring to the disconnect switch non fused standard. Close and secure all access doors. 2 pneg 119 inline centrifugal fan fan check list 1. Inspect belt tension and pulley alignment.

Diagram dd6 diagram dd7 m 1 ln e diagram dd8 ln e l1 l2 l3 s c z1 u2 z2 u1 cap. Contactor engages properly 8. Fuse in place extra fuse provided 6.