UL approval axial flow fan with external rotor motor for water chiller,freezer

1.YWF500,380/230/120V,50/60Hz,900/1350rpm 2.ball bearings,IP54 or IP44,S1 operation 3.sheet steel,thermal protector,UL,CE

2. Brief Introduction of Axial fan with external rotor motor YWF500

—The diameter of the fan blade:500 mm

—Material: Guard Grille: steel, phosphated and coated in black plastic

Wall ring: sheet steel, re-galvanised and coated in black plastic

blades: sheet steel

Rotor: coated in black plastic

—Voltage: 220V/50Hz,120V/60Hz,380V/50Hz

—Number of blades: 5

—Direction of rotation: direction of air flow "V"Counter-clockwise, direction of air flow "A"clockwise seen on rotor

—Type of protection: IP54 or IP44

—Approvals: UL, CE, CCC approval

—Insulation class: B or F

—Mode of operation: Continuous operation (S1)

—Bearings: Maintenance- free ball bearings

—Motor protection:Design with thermal overload protector

—Cable exit: variable

—Protection class:I

3. performance parameters

MODEL	VOLTAGE V	FREQUENCY Hz	CURRENT   A	INPUT   W	SPEED RPM	MAX AIR FLOW       m³/h	CAPACITOR μF	NOISE dB(A)	CURVE
YWF4D500	380	50	1	390	1350	6570	/	62	1
YWF4E500	220	50	1.6	350	1350	6570	10	62	1
YWF6D500	380	50	0.55	180	900	4900	/	58	2
YWF6E500	220	50	65	140	900	4900	6	58	2

4. shape and the size of installation

MODEL	A	B	C	D	E	F	G
YWF500	500	520	570	591	30	90	160

5. air volume and static pressure curve

6. Our competitive Advantages

A) Cost advantage

We have our own workshop, metal processing workshop and many other advanced machines. Key production parts are manufactured by ourselves.

B) Technological advantage

Our R&D center is provincial R&D Center. There are 4 Professor grade engineers and 6 senior engineers in our company.

C) Substantial experience and good service

We professionally produce motors and fans for more than 33 years. And we have done international trade for more than 10 years. So we can supply high quality products and services.

D) High cost performance

We have cost advantage, technological advantage and substantial experience. So our products have high cost performance. You can take the same cost purchase more better goods, or spend less for the same product.

7. Welcome to the world of motors and fans (Ningbo Lionball Ventilator Co., Ltd)

A) Have a glance at our Manufacturing facility

We have our own high speed punching machine, digital control machine, grinding machine, automatic coil winding machine, injection machine, and many other advanced equipments. Key production parts are manufactured by ourselves.

For more information, welcome to visit our company at any time

B) Advanced quality control equipments

We have passed the ISO9001-2000 Certificate and BV supplier assessment certificates. We give a 100% full inspection from the incoming materials to the final finished products. The air flow testing machine, power testing machine, impeller balance testing machine, salt spray chamber, projection apparatus...

8. Approvals and certificates

Our companies is a leading manufacturer of fans and motors in China since 1980, we specialize in the fans and motors for more than 33 years. The following certificates are our latest version, including UL approval in America VDE approval in Germany, CE and RoHS in Europe, CCC certificates in China. We also have obtained many other honorable titles, such as supplier assessments certificates, high-tech enterprise, research& technology center...

UL approval axial flow fan with external rotor motor for water chiller,freezer