With this simple electric motor model students can investigate the relationship between voltage supplied to rotor and polarity / position of magnets.
On applying 6V DC to 4mm sockets, the rotor will begin to rotate across its vertical axis.
This motor-generator set gives students an insight into the physical and technical relationships on which electric motors, generators and transformers are based.
The modular system allows to set up different function models without tools: Various DC motors Series and shunt motor Synchronous motor DC generator and alternator Transformer.
This set allows the performance of 10 student experiments about the following topics:
Magnetic field of a coil
Conversion of electrical energy into kinetic energy
Commutator
Direct current motor
Synchronous motor
Series and shunt-wound motors
Electromagnetic induction
The electrical generator
Engine-generator
Transformer
Enables students to investigate nature and properties of electricity by using simple circuits which are easily constructed on a base board.
The connector system uses P.C.B. strips with cut-out sections whose ends can easily be inserted in spring terminals, ensuring low contact resistance and ease of connection.
The kit consists of :
1. Baseboard, plastic, with spring terminals and three battery holders. (1)
2. Batteries. (3)
3. Lamps 1.25 V MES. (10)
4. Lamp holders mounted on PCB connectors. (6)
5. Plain connector PCBs. (10)
6. Wire wound potentiometer with crocodile clip connections. (1)
7. Silicon diode. (1)
8. Resistor 3.9 ohm 2.5 W (1)
9. Pair Leads, red, with crocodile clip at each end. (1)
10. Pair Leads, black, with crocodile clip at each end (1)
11. Pair Leads, yellow, with crocodile clips at each end. (1)
12. Switches mounted on PCB. connectors (2)
13. PVC rod 15 cm long (1)
14. Soft iron nails, 5 cm long (2)
15. Bare copper wire, swg 20 (2 m)
16. Bare eureka wire, swg 34 (2 m)
17. Plastic covered copper wire (2 m)
18. Electrode support (1)
19. Pencil lead electrodes (10)
20. Sheet copper foil, 150 mm square (1)
21. Pack Steel wool (1)
22. Instruction manual in English. (1)
This heavy duty demountable transformer can be used for the study of transformertheory and many other alternating current phenomena.
This kit consists of:
1. A magnetic circuit made of highly permeable U shape metal sheet, which can be closed using two clamps with tightening screws.
2. Section: 40 x 40 mm with 150 mm length and 170 mm height.
3. One coil of 6000 turns with maximum current of 0.2 A. Intermediary coil of 2000 turns output.
4. One coil of 600 turns with maximum current of 2.5 A, which is mainly used to create the primary of transformer.
5. One coil of 1200 turns with maximum current of 1.25 A, fitted with intermediary 400 and 800 turns outputs.
6. One coil of 72 turns with maximum current of 12 A, fitted with intermediary 6, 30, 54 and 66 turns outputs.
7. Power supply cable.
To demonstrate the characteristics of simple and primary cells.
Consists of a plastic jar with a screw-on plastic rim containing two adjustable brass electrode holders, eight electrodes of different metals and a porous ceramic cup.
With Instructions.
The dynamo model is mounted on a base with a driving wheel.
Output is through 4 mm sockets and a low voltage bulb is also provided as a simple output indicator.
The motor consists of a two pole armature mounted between the ends of two bar magnets.
The armature has a two section commutator and a pair of slip-rings on its shaft and is so constructed that the wire cannot slip off the iron core.
The upper bearing and brushes for the commutator are mounted on a strong upright.
Separate brushes are provided for the commutator and for slip rings and each are connected to a terminal.
The magnets are held in position by thumb screws.
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