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Casa. > prodotti > Generatore del magnete permanente di Coreless >
500w al generatore a magnete permanente RPM basso di Coreless del disco 20kw

500w al generatore a magnete permanente RPM basso di Coreless del disco 20kw

generatore a magnete permanente di 500w Coreless

generatore a magnete permanente di 20kw Coreless

alternatore a magnete permanente basso di 20kw RPM

Luogo di origine:

Qingdao

Marca:

GREEF

Certificazione:

CE

Numero di modello:

GDG

Contattaci
Chiedi un preventivo
Dettagli del prodotto
Tipo:
Generatore eolico, 50kw all'alternatore a magnete permanente 500KW
Potere stimato:
300w-30kw
Tensione nominale:
12V / 24V/48V
Tipo del generatore:
un CA a magnete permanente, generatore sincrono a magnete permanente trifase di 3 fasi di CA
Applicazione:
Produzione di elettricità
Garanzia:
3 anni
Grado di Portection:
IP 54
Colore:
Multicolore
Dimensione:
Dimensione su misura del magnete
Materiale del generatore:
100% wire+Nd-Fe-B di rame
Generatore:
alternatore a magnete permanente trifase di CA del generatore
Evidenziare:

generatore a magnete permanente di 500w Coreless

,

generatore a magnete permanente di 20kw Coreless

,

alternatore a magnete permanente basso di 20kw RPM

Termini di pagamento e di spedizione
Quantità di ordine minimo
1
Prezzo
$299-12999
Imballaggi particolari
Cassa interna di Plywooden + della schiuma
Tempi di consegna
25DAY
Termini di pagamento
L/C, D/A, D/P, Western Union, MoneyGram
Capacità di alimentazione
100 UNITÀ
Descrizione del prodotto
500w to 20kw low rpm disc coreless permanent magnet generator
 
Product Description

 

GreeF company supply modified kinds of Coreless Disk Permanent Magnet Generator main model as follow:

 

GDG-1KW 180RPM

GDG-1KW 200RPM

GDG-2KW 120RPM

GDG-2KW 180 RPM

GDG-3KW 100RPM

GDG-3KW 160RPM

GDG-5KW 100RPM

GDG-5KW 100RPM

GDG-10KW 100RPM

 

They are always being used in vertical axis wind turbine, and other generator system which requests very low start torque and low RPM.

 

 

 

Advantage

 

GREEF DDG series generator have following features:

 

Low rated rotate speed, Low start wind speed, Low weight and small size, low High efficiency

 

(1) Torque Patent Technology: use newest “Precise Coil” technology. No hysteresis and gear notches effect make the start torque very low <1N.M

 

(2) Original Structure: use disc coreless motor to take place traditional motor makes it less volume and weight.

 

(3) Higher Utilization: use special coreless motor technology to eliminate the use bottlenecks of lower speed wind energy.

 

(4) Higher Reliability: special structure make it bigger ratio of power to volume, power to weight and have long life of 8 times longer than traditional motor.

 

(5) Gearless, direct drive, low RPM generator.

 

(6) High standard, quality components for use in harsh and extreme environments for wind turbines

 

(7) High efficiency and Low mechanical resistance energy loss

 

(8) Excellent heat dissipation due to the Aluminum alloy outer frame and special internal structure.

 

Technical Data

 

Model GDG-0.5KW-200 GDG-1KW-180 GDG-1KW-200 GDG-2KW-120 GDG-2KW-180
Rated Power 0.5KW 1KW 1KW 2KW 2KW
Rated Rotate Speed 200 RPM 180RPM 200RPM 120RPM 180RPM
Rated Voltage 56VAC 56VAC 56VAC 115VAC 115VAC
Rated Current 9A 12A 17.9A 10A 17.4A
Efficiency >85%
Wending Method Y
Insulating Resistance 100Mohm Min(500V DC)
Leakage Level <5 ma
Start Torque <0.1N/M <0.3 N/M <0.3 N/M <0.5 N/M <0.3 N/M
Phase Type 3 Phase
Structure Out rotor
Stator Coreless wire coil
Rotor Rare Earth Permanent Magnet
Generator Shell Diameter 320 380 380 550 450
Generator Shell Length 232 241 241 330 258
Weight 20 32 32 75 51
Shaft drameter 45 50 50 78 59
Generator shell material Aluminum alloy
Shaft material Carbon steel
Bearing Deep groove ball bearing

 

 

 

Model GDG-3KW-100 GDG-3KW-180 GDG-5KW-100 GDG-5KW-150 GDG-10KW-100
Rated Power 3KW 3KW 5KW 6KW 10KW
Rated Rotate Speed 100RPM 180RPM 100RPM 150RPM 100RPM
Rated Voltage 380VAC 380VAC 380VAC 380VAC 400VAC
Rated Current 4.6 4.7 7.6 15.2 14.5
Efficiency >85% >85% >88% >88% >88%
Wending Method Y Y Y Y Y
Insulating Resistance 100Mohm Min(500V DC) 100Mohm Min(500V DC) 100Mohm Min(500V DC) 100Mohm Min(500V DC) 100Mohm Min(501V DC)
Leakage Level <5 ma <5 ma <5 ma <5 ma <5 ma
Start Torque <1 N/M <0.5 N/M <0.5 N/M <1 N/M <1N/M
Phase Type 3 Phase 3 Phase 3 Phase 3 Phase 3 Phase
Structure Out rotor Out rotor Out rotor Out rotor Out rotor
Stator Coreless wire coil Coreless wire coil Coreless wire coil Coreless wire coil Coreless wire coil
Rotor Rare Earth Permanent Magnet Rare Earth Permanent Magnet Rare Earth Permanent Magnet Rare Earth Permanent Magnet Rare Earth Permanent Magnet
Generator Shell Diameter 620 550 700 620 770
Generator Shell Length 410 330 400 410 590
Weight 110 65 125 110 245
Shaft drameter 80 78 98 80 85
Generator shell material Aluminum alloy Aluminum alloy Aluminum alloy Aluminum alloy Aluminum alloy
Shaft material Carbon steel Carbon steel Carbon steel Carbon steel Carbon steel
Bearing Deep groove ball bearing Deep groove ball bearing Deep groove ball bearing Deep groove ball bearing Deep groove ball bearing

 

Drawing Sample

 

 

500w al generatore a magnete permanente RPM basso di Coreless del disco 20kw 0

500w al generatore a magnete permanente RPM basso di Coreless del disco 20kw 1

 

Pictures

500w al generatore a magnete permanente RPM basso di Coreless del disco 20kw 2

500w al generatore a magnete permanente RPM basso di Coreless del disco 20kw 3

 
Packaging & Shipping

1. Generator use inner foam protection outer Plywooden case .Generator shaft use pipe protection.

2.Pakage size and weight please refer to our sales.

3.Shipping by sea with FCL LCL or by air .

If you have any request in package and shipping please tell our sales we will do according to your request.

500w al generatore a magnete permanente RPM basso di Coreless del disco 20kw 4

 

Valutazioni e revisione

Valutazione complessiva

5.0
Basato su 50 recensioni per questo fornitore

Valutazione Istantanea

Di seguito è riportata la distribuzione di tutte le valutazioni
5 stelle
100%
4 stelle
0%
3 stelle
0%
2 stelle
0%
1 stelle
0%

Tutte le recensioni

B
B*n
Sweden Oct 17.2025
My farm is 30 kilometers from town, and connecting to the power grid would cost a fortune. Three years ago, I installed a solar panel system with a battery bank. It was sufficient during spring, summer, and fall, but in winter, we often had a week of consecutive overcast days—and the batteries would run out in just three days. Last year, I decided to add a variable-pitch wind turbine, connected it to the AC coupling port of the Deye inverter, and set up a hybrid solar-wind system. Throughout the entire winter, the battery level never dropped below 45%, and I never had to work in the dark again. The Deye app allows me to monitor both the solar and wind turbine data simultaneously, and the transition between them is so smooth it’s almost imperceptible. Relying solely on solar power during winter on a Nordic farm is a gamble. Only by combining a variable-pitch wind turbine with a Deye inverter—creating a wind-solar hybrid system—can you get through the winter with peace of mind.
E
E*c
France Jul 17.2025
Since installing this variable-pitch wind turbine, the battery hasn’t run low again. Before, I used to worry whenever we had consecutive overcast days and light winds in the winter, but now it can even charge the battery in low winds. Best of all, it doesn’t suddenly start screeching during gusts, so it doesn’t disturb my family’s sleep. The installer also mentioned that variable-pitch turbines are easier to calibrate than fixed-pitch ones. I give it five stars!
L
L*s
Czech Republic May 4.2023
“I built a small pico hydro system on the creek behind my off-grid cabin. The water head is only 3 meters and flow rate around 0.2 m³/s – too low for most generators. This axial flux coreless unit starts generating usable power at just 150 RPM. No cogging, no iron loss, and it’s silent. I’m getting 300-400W continuously, 24/7. My old induction generator would barely light an LED at that speed. Absolutely perfect for low-head hydro.”

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