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0.5-5000kW Low Speed Low RPM Permanent Magnet Generator
Key advantages include:
High efficiency: Minimizes energy conversion losses for maximum output.
Low maintenance: Gearless design reduces wear and tear, extending lifespan.
Adaptability: Operates efficiently across a wide RPM range, ideal for fluctuating wind or water flow conditions.
Perfect for off-grid and on-grid power generation, PMGs provide a sustainable and scalable energy solution for industries, communities, and remote locations.
Application
Permanent Magnet Generators are used in a large number of applications such as Wind Turbines, Hydro Turbines, motors and others.
Advantages
|
1 |
Rare earth Nd-Fe-B permanent magnets |
|
2 |
Low Speed |
|
3 |
Direct Drive ,no use gear-box |
|
4 |
bearing |
|
5 |
Power factor close to 1 |
|
6 |
Maintenance free , can be used in all environments . |
|
7 |
Long life time >20years, could run at high speed 24 hours 365 days . |
|
8 |
Multi poles design, improve the frequency and efficiency of rectifiers and inverters. |
|
9 |
Customized : Voltage, Speed, Power, Frequency etc. |
|
10 |
H class insulation, vacuum pressure impregnation. |
|
11 |
Excellent heat dissipation , also can add fan cooling |
Parameters
Permanent Magnet Generator
GREEF Company provide customized generator according to each customer 's requirements of Voltage, Speed, Power, Frequency etc.
| Rated power |
0.5--5000 |
kW |
| Rated rotate speed |
20--3000 |
rpm |
| Rated voltage |
48--1140 |
Vac |
| Frequency |
60/50 |
Hz |
| Number of Poles |
24 |
|
| Generator type |
3phase AC Synchronous generator |
|
| Magnet type |
NdFeB |
|
| Winding Method |
Y |
|
| Magnet temperature level |
Max.120℃ |
|
| Winding temperature level |
Max.180℃ |
|
| Effienciency |
>95% |
|
| Insulate Grade |
H |
|
| Insulating resistance |
100Mohm Min(500Vdc) |
|
| Classification of degrees |
IP54 |
|
| Generatror shell material |
Cast Iron |
|
| Winding material |
100% Copper |
|
| Shaft material |
Steel |
|
| Iron Core |
Cold rolled silicon steel sheet |
|
| Bearing brand |
SKF |
|
| Cooling Method |
Fan Cooling |
|
| Weight (N.W /G.W ) |
132kg /152kg |
|
| Packing Size |
870*470*570mm |
|
| Installation |
Horizontal |
|
|
RATED POWER |
RATED SPEED |
RATED VOLTAGE |
FREQUENCY |
|
0.5KW |
20rpm~400rpm |
12V~220Vac |
10Hz~60Hz |
|
1KW |
20rpm~600rpm |
12V~220Vac |
10Hz~60Hz |
|
2KW |
20rpm~1000rpm |
12V~400Vac |
10Hz~60Hz |
|
3KW |
20rpm~1500rpm |
48V~690Vac |
10Hz~60Hz |
|
5KW |
20rpm~1500rpm |
48V~690Vac |
10Hz~60Hz |
|
10KW |
20rpm~1500rpm |
120V~690Vac |
10Hz~60Hz |
|
15KW |
20rpm~3000rpm |
120V~690Vac |
10Hz~60Hz |
|
20KW |
20rpm~3000rpm |
120V~690Vac |
10Hz~60Hz |
|
25KW |
20rpm~3000rpm |
120V~1140Vac |
10Hz~60Hz |
|
30KW |
20rpm~3000rpm |
120V~1140Vac |
10Hz~60Hz |
|
50KW |
20rpm~3000rpm |
220V~1140Vac |
10Hz~60Hz |
|
80KW |
20rpm~3000rpm |
220V~1140Vac |
10Hz~60Hz |
|
100KW |
20rpm~3000rpm |
220V~1140Vac |
10Hz~60Hz |
|
150KW |
20rpm~3000rpm |
380V~1140Vac |
10Hz~60Hz |
|
200KW |
20rpm~3000rpm |
380V~1140Vac |
10Hz~60Hz |
|
250KW |
20rpm~3000rpm |
380V~1140Vac |
10Hz~60Hz |
|
300KW |
20rpm~3000rpm |
380V~1140Vac |
10Hz~60Hz |
|
500KW |
20rpm~3000rpm |
380V~1140Vac |
10Hz~60Hz |
|
700KW |
20rpm~3000rpm |
690V~1140Vac |
10Hz~60Hz |
|
800KW |
20rpm~3000rpm |
690V~1140Vac |
10Hz~60Hz |
|
1MW |
200rpm~3000rpm |
690V~1140Vac |
10Hz~60Hz |
|
2MW |
200rpm~3000rpm |
690V~1140Vac |
10Hz~60Hz |
|
3MW |
200rpm~3000rpm |
690V~1140Vac |
10Hz~60Hz |
|
20KW |
20rpm~3000rpm |
120V~690Vac |
10Hz~60Hz |
|
4MW |
600rpm~3000rpm |
690V~1140Vac |
10Hz~60Hz |
|
5MW |
600rpm~3000rpm |
690V~1140Vac |
10Hz~60Hz |
System Solution
GREEF Technical Team can provide the complete ON-grid and Off-grid solution for the project which used our permanent magnetgenerator . All the equipments can be produced according to customer's specific requirements.
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