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20kw Permanent Magnet Generator for Horizontal Wind Turbines

20kw Permanent Magnet Generator for Horizontal Wind Turbines photo-1
Negotiable MOQ: 1 Piece (Price negotiable depending on order volume and customization)
Key Specifications
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Model Number:
rw-pmg-20h-150
Type:
Other, permanent magnet generator
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
Model Number rw-pmg-20h-150
Type Other, permanent magnet generator

20KW PMGs for Horizontal Wind Turbines

 

Main Feature:

1. 20kw PM generator at different rated PRM for horizontal wind turbines.

2. The PM generators adopt optimum pole slot configuration, and shortened magnet circuit and the pitch of stator winding, material consumption reduced by 15%, so smaller and lighter.

3. The start torque is lowered by 40%, and the overall efficiency increased by 10%.

4. The speed of voltage buildup is lower with better performance in gentle breeze.

5. High grade cold rolling silicon sheet is used for the stator and rotor; the stator windings are wound with 180 grade combing paint coat series enamel-cover round copper wire, impregnated by the techniques of combing process of vacuum constant temperature and constant heat, higher insulation grade.

6. High quality 40SH,42SH,40UH rare-earth NdFeB(Neodymium Iron Boron) Magnet are used, and inlaid process for the fastness of magnet steel of rotor, strong adhesives splicing , epoxy resin encapsulating technology.

7. Adopt fully-enclosed NSK,NTN,SKF,C&U bearings and nickel plated 40Cr steel shaft with quenching and tempering treatment, and the outer frame is Zinc plated with anti-corrosion treatment. 

 

Item #

Rated Power

(kw)

Rated Speed

(rpm)

Rated voltage

(v)

Start Torque

(Nm)

Efficiency

(%)

Current

(A)

rw-pmg-20h-90

20

90

DC240

26

90

83.3

rw-pmg-20h-100

20

100

DC240

28

90

83.3

rw-pmg-20h-150

20

150

AC400

20

90

28.8

rw-pmg-20h-188

20

188

AC400

15

90

28.8

rw-pmg-20h-200

20

200

AC380

14

90

30.3

rw-pmg-20h-350

20

350

AC400

8.5

90

28.8

rw-pmg-20h-750

20

750

DC240

5

90

83.3

 

Item #

rw-pmg-20h-150

Rated Power(KW):

20

Rated Speed(RPM):

150

Rated Torque(N*M):

1273

Rated Voltage(V):

AC400

Rated Current(A):

28.87

Insulation Class:

F

Efficiency(%)

90

PMG Collocation:

Y Connection, 3-Phase, Three Wires, Alternator

Service Life:

over 20 years

Working Environment

-25º C-40º C

Speed Range

0-180 rpm

Mechanical specifications

Mounting Means

Horizontal

Weight(Kg)

610

Start Torque(N*M)

20

Material specifications

Shaft Material

40Cr Steel with quenching and tempering Treatment

Bearing

C&U or for your order

Shell Material

Casting

Winding Temperature Class

150 Centigrade

Permanent Magnet Material

Rare Earth NdFeB

Permanent Magnet Material Temperature Class

150 Centigrade

Core

High Grade Cold Rolling Silicon Sheet 50WW470

Protection Grade

IP54

 

 

   

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Business Type
Manufacturer, Trading Company
Year Established
2011
Factory Size
Below 1,000 square meters
Total Employees
11 - 50 People

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