DC Motor Generator Trainer EM-33-02-03-06

DC Motor Generator Trainer EM-33-02-03-06

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Description

This EDULABS system is a DC Motor Generator Training Set for DC Shunt Motor and DC Compound Wound Generator experiments. The DC Shunt Wound Motor as prime mover made rotating field type.
DC Compound Wound Generator mainly designed to serve as power generating unit of small capacity, which supply electricity for lighting in ships, house-hold electric devices. They are drip-proof salient pole rotating field, self-excitation and constant voltage type. The generator is adopted by high quality electric magnetic and electrical materials.

Experiments:
o Start and load characteristics of DC Shunt Wound motor
o Start and load characteristics of DC Compound Wound motor
o Loss and efficiency of DC motor
o Relationship of motor speed with the electromotive force
o Cumulative compound and differential compound characteristics
o Generator rotating speed and output characteristics
o Loss and efficiency of DC compound generator
o Torque & Speed characteristic of DC shunt wound and DC compound wound generator

Specification:

1. AC/DC VARIABLE POWER SUPPLY EM-30-09-04
Input Supply Section
o Power Input Requirement: Single Phase 240VAC, 50Hz
o Connection: 3 Pin Power Cord (UK Type)
o On/Off Switch With Indicator
o Fuse Protection
Output Supply Section
o Fixed Single Phase AC Power Supply: 240VAC, 50Hz (Channel 1)
o Adjustable Single Phase AC/DC Power Supply (Simultaneously) :
• 0 ~ 250VAC, 0 ~ 5A AC (Channel 2) Complete With AC Voltmeter & AC Ammeter
• 0 ~ 250VDC, 0 ~ 5A DC (Channel 3) Complete With DC Voltmeter & DC Ammeter

2. SYNCHRONIZING PANEL (OPTION) EM-30-12-08
• Digital DC Voltmeter x 3 Units
• Digital DC Ammeter x 3 Units
• Digital Frequency Meter x 2 Units
• Digital Tachometer x 1 Unit
• Pilot lamps x 6 Units

3. SPEED DETECTOR EM-30-11-05
• Inductive Sensor
• Bracket Holder
• Terminal Socket

4. DC SHUNT WOUND MOTOR EM-30-01-01
• Voltage : 220VDC
• Output : 370W
• Current : 1.5A
• Pole : 4 Pole
• Speed : 1500 rpm
• Frequency : 50Hz
• Base Plate : Attachable To Motor / Generator Unit

5. DC COMPOUND WOUND GENERATOR EM-30-01-03
• Voltage : 220VDC
• Output : 370W
• Current : 1.5A
• Pole : 4 Pole
• Speed : 1500rpm
• Frequency : 50Hz
• Base Plate : Attachable To Motor / Generator Unit

6. AC/DC GENERATOR BRAKE CONTROLLER EM-30-06-06
• Specially designed to be used with all AC and DC generator in training environment
• Continuous adjustable
• The units are enclosed in metal housing and provided with terminal board with 4 mm safety socket and clear synaptic showing the feasible connection.

7. TORQUE SENSOR MODULE (OPTION) EM-30-06-08
• Measures both static and rotary torque up to 20Nm
• Torque signal: 5~15Khz, 4~20mA, 1~5V, 0~10V
• Speed per Minute: 0~8000rpm
• Speed signal: 60 pulse per revolution, 4-20mA, 1~5V, 0-10V optional
• High precision with high signal integrity
• Small size, light weight, easy to install
• Continuous measurement in both positive and negative torque without repeated zero
• Long operating lifetime at high speed with minimal wear on components
• Strain Elastomer strength, can withstand 150% load

8. TORQUE SENSOR MEASURING MODULE (OPTION) EM-30-06-09
• Measurement resolution: 5 digit LED display
• Measuring speed: 25 times per second
• Torque range: -99999-99999 Nm
• Torque display: absolute number: 0-99999N.m, decimal position adjustable.
• Speed display: 0-99999, decimal position adjustable
• Power consumption: 0-99999, decimal position adjustable
• Pulse input signal: all kinds of output sensor signal, like NPN, PNP, OC, switches and rotary encoder.
• Measurement Frequency; Speed pulse input 0.3Hz~20KHz Torque pulse input, 5KHz~15KHz, extend to 1HZ~60KHZ
• Refresh frequency measurement: 30 times / second.
• Standard transmitter output
• Optoelectronic isolation
• Two 4mA~20mA DC current output, Output resolution ratio: 1/4000;error less than ±0.2%, F.S, loading capacity: less than 600Ω
• External Power Supply: ±15VDC or 24VDC optional, loading capacity more than 300mA
• Serial communication RS232,port as standard configuration, Optoelectronic isolation or RS485 optional

9. DATA ACQUISITION SOFTWARE (OPTION) EM-30-06-10
• The software collect the measured data by computer serial port, display and save the real-time data, then transform the saved data to TXT, EXCEL file by curve analyses, curve print, trend browse, report generation, report edition and report print, etc.
• Calculates by the measuring points , user can obtain the most preferential price
• Extremely easy to study and use, it does not need the configuration programming and can obtain nearly all data processing function after installation and low request of user skill.
• The save period can be set by the user, the fastest is 0.1s, Automatic calibration timing error.
• Time interval of report line can be set by the user.
• Curve combination can be set by the user.
• Report row combination can be set by the user, with the statistics function of the biggest, the smallest and the mean value
• Curve analyses are very convenient and quick, the interface of real-time curve and history curve is consistent, easy to operate.
• The instrument and its measuring channel select can be configured by the user, and all-purpose for the 4, 5 digit display instruments
• The real-time data display adjusts the number, size and position of the data automatically according to the screen.
• The curve can distinguish the data of the fastest 0.1s save period, and the same as the real-time curve and history curve.
• The communication rate can reach 0.1 second/time, with stabilization and dependability.

10. COUPLING SET & SAFETY GUARD EM-30-15-03
• Coupling for Motor
• Coupling for Generator
• Nylon Sleeve
• Safety Guard

11. ACCESSORIES EM-33-02-03-AC
• Instruction Manual
• Experiment Manual
• 4mm Stackable Connecting Patch Cords

Note: Due to products continuous development process, layout and specification may change without prior notices.

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