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IP54 Protected Permanent Magnet Generator with 20rpm-3000rpm Rated Speed for Horizontal or Vertical Installation

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Qingdao Greef New Energy Equipment Co., Ltd

City: qingdao

Province/State:shandong

Country/Region:china

Tel:86-532-67731422

Contact Person:
Ms.Christina Lei
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IP54 Protected Permanent Magnet Generator with 20rpm-3000rpm Rated Speed for Horizontal or Vertical Installation

Brand Name Greef
Model Number GDF
Place Of Origin China
Certification CE
Minimum Order Quantity 1 Set
Price Negotiable
Packaging Details Foam+plywooden Case
Delivery Time 25 Working Days
Payment Terms T/T
Productname Permanent Magnet Generator
Portection Grade IP 54
Baering Brand SKF
Magnettype Permanent Magnet
Current Type AC
Installation Horizontal/Vertical
Rated Rotate Speed 20rpm-3000rpm
Winding Material Y
Detailed Product Description
Horizontal Vertical Installation Permanent Magnet Generator Fan Cooling IP67 Rated
Product Overview

The fundamental concept behind a permanent magnet generator lies in the rotor's use of permanent magnet materials, which create a steady magnetic field. This constant magnetic field is essential for the generator's operation.

When an external power source, such as a wind turbine, water turbine, or engine, causes the rotor to spin, the magnetic field rotates along with it. As this rotating magnetic field passes through the stator windings, it interacts with the conductors embedded within them.

Based on the electromagnetic induction principle, the movement of the magnetic field relative to the conductors induces an electromotive force (EMF) in the stator windings. By connecting an external circuit to these windings, the generated electrical energy can be harnessed and supplied to power various devices.

Key Features
  • Direct drive system with simple design, no gear-box required, brushless mechanism for enhanced reliability and reduced maintenance
  • Exceptional performance with efficiency rating exceeding 95% and power factor nearly equal to 1 for optimal energy utilization
  • Nd-Fe-B permanent magnets supporting both clockwise and anticlockwise rotation for versatile applications
  • High voltage and power output capability even at low rotational speeds
  • Durable design with lifespan exceeding 20 years, capable of continuous 24/7 operation
  • Customization options available for voltage, speed, power, frequency, and other parameters
  • 3-year free warranty with lifelong service support
Technical Specifications
ParameterSpecification
Rated Power0.5 kW to 5000 kW
Rated Rotational Speed20 rpm to 3000 rpm
Frequency50 to 60 Hz
Number of Poles2 to 48 poles
Generator Type3-phase AC synchronous generator
Magnet TypeNdFeB permanent magnets
Winding ConfigurationY method
Maximum Magnet Temperature120°C
Maximum Winding Temperature180°C
EfficiencyAbove 95%
Insulation GradeH
Insulating Resistance≥100 MΩ (500 V DC test)
Protection LevelIP54
Shell MaterialCast iron
Winding Material100% copper
Shaft MaterialSteel
Iron Core MaterialCold-rolled silicon steel sheets
BearingsSKF brand
Cooling SystemFan cooling
WeightApproximately 1200 kg (net and gross)
InstallationHorizontal and vertical orientations supported
Applications
  • Wind Power Generation: Fundamental component in direct-drive and semi-direct-drive wind turbines with outstanding efficiency at variable speeds
  • Marine and Offshore: Robust, low-maintenance solution for ship shaft generators and main/auxiliary power systems
  • Backup Power Systems: Quick response times with stable, dependable emergency and standby power in diesel and gas generator sets
  • High-Speed Applications: Ideal for microturbines and flywheel energy storage systems capable of handling high rotational speeds
  • Industrial Power Generation: Specialized design for scenarios requiring high power density and maximum reliability
Customization Options

Introducing the Greef GDF Permanent Magnet Generator, a high-quality three phase AC Permanent-magnet generator designed to deliver efficient and reliable energy solutions. Manufactured in China and certified with CE, this generator offers excellent performance with a rated rotate speed ranging from 20rpm to 3000rpm and a pole configuration between 2 and 48 poles.

Our Permanent Magnet Generator features superior winding material (Y) and an IP67 protection level, ensuring durability and resistance to harsh environments. The product is carefully packaged using foam and plywooden cases to guarantee safe delivery.

We accept a minimum order quantity of just 1 set, with pricing negotiable to meet your project requirements. Delivery is prompt, within 25 working days, and payment terms are flexible with T/T options available.

Choose the Greef GDF model for your energy needs and experience the benefits of a cutting-edge Permanent Magnet Generator that supports sustainable and efficient three phase energy generation.

Packaging and Shipping

Each Permanent Magnet Generator (PMG) is carefully packaged to ensure safe delivery and to maintain product integrity during transit. The generator is first wrapped in protective anti-static foam and sealed in a plastic bag to prevent moisture and dust exposure. It is then placed securely in a custom-fitted, high-strength corrugated cardboard box designed to absorb shocks and vibrations.

Additional cushioning materials such as bubble wrap or foam inserts are used to immobilize the generator inside the box, preventing movement that could lead to damage. The outer packaging is clearly labeled with handling instructions, including "Fragile," "Handle with Care," and orientation arrows to ensure proper handling.

For bulk orders, multiple units are packed into sturdy wooden crates or palletized cartons, secured with straps and shrink wrap to enhance stability during shipping.

Shipping is carried out using reliable carriers that offer tracking services and insurance options. Depending on the destination and customer requirements, shipping methods may include air freight, sea freight, or express courier services. All shipments are accompanied by detailed documentation, including packing lists, certificates of origin, and compliance certificates as required.

Our packaging and shipping process is designed to guarantee that the Permanent Magnet Generator arrives at your location in optimal condition, ready for immediate installation and operation.

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