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ELECTRICAL DRIVES

ELECTRICAL DRIVES

The innovative LEYBOLD machine test system enables DC, AC and three-phase electric machines of 300 W class and 1 kW machines to be analysed. The sophisticated, industrial design for educational purposes ensures that specimens can, amongst other things, be replaced quickly and easily. The safety requirements of the Machinery Directives are met at all times.

Educational Contents

Genuine four quadrant system with actual mechanical and electric power measurement

Testing machines

Motor testing

Generator testing

Load simulation, e.g.

Start-up of asynchronous machines in the network

Speed operation with variable drives

Generator control

Generator operated in isolation

Generator operated in the network

Mechanics testing

Static analysis

Dynamic analysis

Setup, behaviour and operating principles of various machine types

All of the systems are easy to operate via a tablet, PC or directly on the device.

Analysis, characteristic value calculation and inclusion of machinetypical characteristics in various load situations

Impact on electric networks and the latest required switching devices

Machines With Exchangeable Rotors

Prototype machines for main voltage consist of a stator and various interchangeable rotors. Once the stator and rotor have been assembled, this results in an operational electrical machine in the 300 W class.

The stator housing is mounted on a base and can be connected directly to machine test system. Star-grip tension bolts connect the stator and rotor, allowing the rapid exchange of the rotor. The rotors are equipped with a non-drive end cap, fan, cover and may also have slip rings, brushes and similar.

In combination with the machine test system, it is possible to attribute the characteristic curves of the machines to the properties of the specific rotor. Depending on the rotor used, the prototype machine then shows the typical properties of asynchronous and synchronous machines.

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