MR271E Electrical Machine Training Workbench Didactic Education Equipment For School Lab Electrical and Electronics Lab Equipment
1 Product overview
1.1 Profile
This trainer include various types of DC motors, DC generator, three phases AC synchronous motor, three phases AC induction motor, three phases transformer, single phase generator, power box, through experiments students can be familiar with DC motor features, master its control principles and control mode, it will cultivate students’ technical skills and knowledge. The trainer is suitable for vocational school students, technical schools students, colleges students who major in electrical technology, electronics technology, mechatronics technology etc.
1.2 Character
(1) Training workbench use aluminum column structure frame, it include meter box and power box(with AC power, AC measurement meters, DC power, DC measurement meters) to test and measure technical parameter, it is easy to use and it is not easy to be broken.
(2) Equipped with DC motors, DC generator, Three Phase Alternator (another name three phases AC asynchronous motor), three phases AC induction motor, power box, students can make combination, and finish many training contents.
(3) Training workbench has high safety system.
2 Technical parameter
(1) Input power: single phase, three wires, 220V±10% 50Hz
(2) Dimension: 1600mm×800mm×1300mm
(3) Whole capacity:＜2.0KVA
(4) Weight: ＜255kg
(5) Work environment: Environment temperature: -10℃～+40℃
Relative humidity: ＜85%(25℃)
3 Product consist of
3.1 Power control panel
Power control panel use aluminum structure metal panel, all close type boxes structure
(1) Single phase, three wire power input, it has been tested by leakage breaker control, it has emergency stop button, you can cut off electricity when emergency.
(2) Control panel has two point type voltage meter, one current meter, one power meter, one non power meter.
(3) It equipped with indicator, Europe power plug output, safety output sockets.
(4) Inner AC 220V current output, DC 220V wound power, DC 0-220V continuous adjustable DC armature power, with short circuit protection function.
(5)AC power.
(6) AC measurement meters.
3.2 Training workbench
Training workbench use aluminum structure. There are universal 4 wheels at the bottom of workbench, there are 2 breakers on wheel. The trainer can be moved or stop convenient . The workbench panel thick is 25mm high density substrate , there is high temperature high pressure anti-fire treatment process. It equip with three guide rail type drawer, 2 push and plug cabinet. The structure is sound and reliable, outlook is beautiful.
3.3 Component included
(1)DC motors
(2) DC generator
(3) Three phases AC synchronous motor
(4) Three phases AC induction motor
(5) Three phases transformer
(6) Single phase generator
(7)Load for R,L,C picture is only for reference, we supply
R,L,C load box
(8) Power box
(9) Workbench
(10)Digital multimeter
(11)Electrician tools
Item Name Model Qty
1 Low voltage test electricity pen Screw driver type 1
2 Screw driver One head, 6 *125mm 1
3 Screw driver One head, 5 *75mm 1
4 Screw driver Cross head, 6 *125mm 1
5 Screw driver Cross head, 5 *75mm 1
6 long flat nose pliers 1600mm 1
7 bolt cutter 160mm 1
8 wire stripper 200mm 1
9 0.5-2.2mm 0.5-2.2mm 1
10 Electrician knife Big four configuration 1
11 Tools bag 1
(12) 4mm safety Electrical cables 20 eas (red, blue, yellow, black color.)
(13) English Demo CD
(14)English user manual
(15) Digital torque test equipment(Test range 0-20N)
I.Function
Digital torque test and measurement meter can test various dynamitic torque. It is a high precision instrument to test and measure various motors, reduction gears output torque, rotary speed, power(W). It is widely applied in various motor manufacture factory, mechanical manufacture factory, scientific research institute, higher education research center.
II.Product feature:
1.Signal output waveform square wave amplitude can select 5V/12V.
2.Start instrument for 5 minutes, it can go into work state, don’t need preheating process.
3. Test accuracy is high, stability is good, has high anti-interference function.
4.No need for adjust many times, it can continuous test positive and negative torque.
5. With small dimension, light weight, it is easy for installation and assembly.
6.Sensor(transducer) can be independent use, separate itself from secondary instrument. It Connect to pin number ±15V(200mA)power supply, sensor square wave, pulse wave etc. output impedance in proportional with torque.
4 Experiment List
Electrical machine trainer can do AC motor experiment, DC motor experiment, transformer experiment, please see detailed list
4.1 Separately Excited DC Generator
(1) Open Circuit Test on Separately Excited DC Generator
(2) Short Circuit Test on Separately Excited DC Generator
(3) R,L,C Load Test on Separately Excited DC Generator
(4) Speed control test on Separately Excited DC Generator
4.2 Separately Excited DC Motor
(1) Open Circuit Test on Separately Excited DC motor
(2) Short Circuit Test on Separately Excited DC motor
(3) Load Test on Separately Excited DC motor
(4) Speed control test on Separately Excited DC motor
4.3 Three phases AC induction motor
(1) Open Circuit Test on three phases AC induction motor
(2) Short Circuit Test on three phases AC induction motor
(3) R,L,C Load Test on three phases AC induction motor
(4) Speed control test on three phases AC induction motor
(5) Blocked Rotor Test on Three phases AC induction motor
4.4 Three Phase Alternator (another name three phases AC asynchronous motor)
(1) Open Circuit Test on Three Phase Alternator
(2) Short Circuit Test on Three Phase Alternator
(3) R,L,C Load Test on Three Phase Alternator
(4) V and Inverted V curves of Synchronous Motor
4.5 Three phases transformer
(1) Open Circuit Test on Three Phase Transformer
(2) Short Circuit Test on Three Phase Transformer
(3) R,L,C Load Test on Three Phase Transsformer
(4) Speed control on Three phases generator
4.6 Single phase generator
(1) Open Circuit Test on Single phase generator
(2) Short Circuit Test on Single phase generator
(3) Load Test on Single phase generator
(4)Speed control on Single phase generator
4.7 Load box for R,L,C
Picture is only for reference, we supply R,L,C load
(1) R,L,C Load test on Separately Excited DC Generator
(2) R,L,C Load test on Separately Excited DC Motor
(3) R,L,C Load test on Three phases AC induction motor
(4) R,L,C Load test on Three Phase Alternator (another name three phases AC asynchronous motor)
(5) R,L,C Load test on Three phases transformer
(6) R,L,C Load test on Single phase generator
4.8 Digital Torque test
(1) Torque test on DC motor
(2) Torque test on DC generator
(3) Torque test on three phases AC induction motor
(4) Torque test on Three Phase Alternator 
