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Electrical Training Equipment

Generator Didactic Equipment, Transformers Trainer

Item No.: ZE3153
ZE3152 Electrical Machine Trainer Teaching Equipment Didactic Equipment for college, university, vocational training schools, Polytechnics, engineering development center.
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Description

ZE3153 Electrical Machine Trainer Transformers/Motor/Generators Didactic Equipment Electrical Lab Equipment
System Features:
- Modularized design providing the most flexible requirement of the system.
- Each Module panel height compatible with DIN A4 standard
- Using 4 mm safety sockets and plugs to patch experiment circuit
- Each DC/AC power supply equipped with overload protection.
- Rotary machine and brake are equipped with over-heating protection.
- Adopting digitized and microprocessor-based measuring instrument to provide high-accuracy measurement.
- Use magnetic power brake unit and brake controller to emulate as the mechanical load of the motor.
- Brake with constant speed/constant torque function, easy to operate.
- Offering 5 control modes to test motor, such as manual mode, closed-loop constant torque / speed mode, etc
- Drawn motor speed, torque, power, brake control voltage, and current in full window
- 300W-grade designed equipment suitable for learning the theory and characteristics of electrical machines.
- Standalone machine design equipped with two shaft ends and aluminum alloy base for coupling to other machines.
- The component symbol, value, and functional diagram are clearly printed on each module panels.
- Machines are compatible with Power Electronics System.
Components
1. DC Permanent-magnet Machine
- This machine in functioning for motor and generator operation.
- Rating for motor operation
Rated Voltage : 180Vdc
Rated Current : 2.7A
Rated Speed     : 2500 rpm
Rated Power     : 0.4 Kw
2. DC Multifunction Machine
- It can serve as shunt, series, compound wound machine
- As a shunt wound motor
Rated Voltage/ Current : 220Vdc / 1.65A
Rated Speed  : 1770 rpm
Rated Power : 0.25Kw
- As a separately excited generator
Rating Voltage/ Current : 170vdc / 1.2A
Excitation Voltage/ current : 200Vdc/ 0.1A
Rated Speed : 2000 rpm
Rated Power : 0.2Kw
3. Single Phase Induction Motor
- With starting and operating capacitors
Rated Voltage : 220Vac, 50/60Hz
- Ratings for 60Hz power
Rated Current : 2.37A
Rated Speed : 1680 rpm (60Hz); 1430rpm (50Hz)
Rated Power : 0.3Kw
Power Factor : 0.89
Starting Capacitor : 100µF
Operating Capacitor : 16µF
4. DC Shunt Wound Machine
- This Machine is used for motor and generator operation
- Ratings for motor operation
Rated Voltage/ Current : 220Vdc/ 1.65A
Rated Speed : 1800 rpm
Rated Power : 0.25Kw
5. DC Series Wound Machine
- This machine can be used for motor and generator operation
- Ratings for motor operation
Rated Voltage/ Current : 220Vdc/ 1.65A
Rated Speed : 1800 rpm
Rated Power : 0.25Kw

6. DC Compound Wound Machine
- This machine can be used for motor and generator operation
- Ratings for motor operation
    Rated Voltage/ Current : 220Vdc/ 1.65A
Rated Speed : 1800 rpm
Rated Power : 0.25Kw
7. Three Phase Salient Pole Synchrounous Machine
- This machine is available for motor and generator operation
- Rating for motor operation
Rated Voltage/ Current : Δ 220Vac/ 1.17A
Excitation Voltage/ Current : 60Vdc/ 0.3A (60Hz)
   66Vdc/ 0.35A (50Hz)
Rated Speed : 1800 rpm (60Hz); 1500 rpm (50Hz)
Rated Power : 0.3Kw
Power Factor : 1.0
- Ratings for generator operation
Rated Voltage/ Current : Δ 220Vac/ 0.8A
Excitation Voltage : 60Vdc
Rated Speed : 1800 rpm (60Hz); 1500 rpm (50Hz)
Rated Power : 0.3Kw
Power Factor : 1.0
8. Three Phase Rotor Winding Motor
Rated Voltage : Δ 220Vac, 50/ 60Hz
Rated Current : 2.0A
Rated Speed : 1630 rpm (60Hz); 1410 (50Hz)
Rated Power : 0.35Kw
Power Factor : 0.7
9. Three Phase Squirrel Cage Motor
Rated Voltage : Δ 220Vac, 50/ 60Hz
Rated Current : 1.4A
Rated Speed : 1670 rpm (60Hz); 1420 (50Hz)
Rated Power : 0.3Kw
Power Factor : 0.82
10. Magnetic Powder Brake Unit
a) Power Supply: 110/220 Vac
b) Type: forced air-cooling magnetic powder brake
c) Braking Torque: 0.999 kg-m (9.999 N-m) max.
d) Speed Sensing: photoelectric type, 60 pulses/rev.
e) Torque Sensing: strain-gage torque transducer, torsion bar
f) Temperature Sensing: thermal switch
g) Base Unit: integral, aluminum alloy
h) Connecting to controller via the dedicated cable
i) Cooling Fan: 12 Vdc, 0.29 A
j) Analog DC Outputs:      Torque output (1V/1 kg-m),
 Speed output (1V/1000 rpm),
 Power output (1V/1 Kw)
11. Brake Controller
a) Power Supply: 110/220 Vac
b) Connecting to magnetic powder brake unit via dedicated cable
c) 4-digit 7-segment LED Display: 2 sets
 Display speed (S), torque (T) and power (P) of the
motor under test
 Display control voltage (V) and current (I) applied to
Magnetic Powder Brake Unit
d) LCD Character Display (20x2) & Buttons for command
 control of entry and display
e) LCD Graphic Display (128x64)
 Graphical display characteristics of brake and motor
 Display, record and save various values presenting
on LED display
f) Display Range:
 Torque: 0 ~ 0.999 kg-m or 0 ~ 9.999 N-m l  Speed: 0 ~ 9999 rpm
 Power: 0 ~ 9.999 KW l  Voltage: 0 ~ 24 V
 Current: 0 ~ 0.999 A
g) Control Mode:
 Open-loop control mode
Manual loading and unloading power to brake
Automatic loading and unloading power to brake
Selectable initial power Wi and max power Wm: 0 ~ 0.99 kg-m
Selectable loading time: 1 ~ 15 sec
 Closed-loop control mode
Constant-torque mode
Constant-speed mode
h) Fault detection and indication
 MAIN indicator for controller fault
 BRAKE indicator for brake fault
 MOTOR indicator for motor fault
12. DC Power Supply Module
- Module design
- Working Voltage : 3 phase 220Vac, 50/60 Hz
- Fixed Output Voltage : 200Vdc/10 A max.
- with current limiting and start functions
- Fuse protection
- Terminals : 4mm safety sockets
13. Three-phase Power Supply Module
- Module design
- Overcurrent/Leakage protection switch
- Start and emergency off buttons
- Working Voltage : 3 phase 220 Vac, 50/60 Hz
- Rated Output: 3 phase 220 Vac/10 A
- Fuse Protection
- Terminals: 4mm safety sockets
14. Synchronous Machine Exciter Module
- Module design
- Working Voltage: 220 Vac, 50/60 Hz
- Output Voltage: AC 0 ~ 220 V/0.8 A
 0 ~ 120 V/1.6 A
 0 ~ 40 V/2.5 A
 DC 0 ~ 220 V/0.8 A
 0 ~ 120 V/1.6 A
 0 ~ 40 V/2.5 A
- Terminals: 4 mm safety socket
15. AC/DC Power Supply
- Bench Top design
- Working Voltage : 3 phase 220Vac, 50/60 Hz
- Output Voltage : 3 phase 0 ~ 260V/5 A
DC 0 ~ 230 V/5 A
- Fuse protection
- Terminals : 4mm safety sockets
16. 3-P Current Limit Protection Switch Module
- Module design
- Switch Load: 400 Vac/10 A
- Current Setting Range: 2.5 ~ 4.0 A
(Adjustable current limiting)
- Terminals: 4 mm safety sockets
17. Four-pole Switch Module
- Module design
- Switch Load: 400 Vac/15 A
- Terminals: 4 mm safety sockets
18. Reversing Switch Module
- Module design
- Switch Load: 400 Vac/10 A
- Switch Positions: FOR - STOP - REV
- Terminals: 4 mm safety sockets
19. Y / Starting Switch Module
- Module design
- Switch Load : 400 Vac/15 A
- Switch Positions: 0 - 1 - 2 (0 - Y- )
- Terminals: 4 mm safety sockets
20. DC Machine Starter
- Module design
- Resistance: 47Ωcircular rheostat, adjustable
- Current: 1.4 A
- Rated Power: 100 W
- Fuse Protection
- Terminals: 4 mm safety sockets
21. DC Motor Field Regulator
- Module design
- Resistance: 2.2 K Ω circular rheostat, adjustable
- Current: 150 mA
- Rated Power: 50 W
- Fuse Protection
- Terminals: 4 mm safety sockets
22. DC Generator Field Regulator
- Module design
- Resistance: 2.2 K Ω circular rheostat, adjustable
- Current: 150 mA
- Rated Power: 50 W
- Fuse Protection
- Terminals: 4 mm safety sockets
23. Winding Machine Starter
- Module design
- Control three-phase motor starting
- Starting Impedance: 5 steps, 3 resistors, 0 ~ 1.65  Ω each
- Rated Current: 3A
- Terminals: 4 mm safety sockets

24. Reactive Compensator
- Module design
- Capacitors: 2μF/450 V x 3
  3μF/450 V x 3
- Terminals: 4 mm safety sockets
25. DC Generator Load Resistor
- Module design
- Resistor: 1 K Ω circular rheostat, adjustable
- Rated Power: 300 W
- Fuse Protection
- Terminals: 4 mm safety sockets
26. Resistive Load
- Module design
- Load Resistors: 3 resistors (Y connection), 6 steps,
920 Ω/20 W each step
- Rated Load: 220 V/1.0 A
- Fuse Protection
- Terminals: 4 mm safety sockets
27. Capacitive Load
- Module design
- Load Capacitors: 3 capacitors (Y connection), 6 steps,
    2.5 μF/250 V each step
- Rated Load: 220 V/1A
- Fuse Protection
- Terminals: 4 mm safety sockets
28. Inductive Load
- Module design
- Load inductors: 3 inductors (Y connection), 6 steps,
  1.7 H/160 mA each step
- Rated Load: 220 V/1A
- Fuse Protection
- Terminals: 4 mm safety sockets
29. Fuse Set
- Module design
- 4 D-Type Fuses, 4A/500V
- Terminals: 4 mm safety sockets
 
30. Digital DCA Meter
- Module design
- Measurement Range: DC 0 ~10 A
- Display: 3 1/2 digits 14.2 mm LED
- Accuracy:  ± 0.2%  ±1 digit
- Resolution: 0.01 A
- Input Impedance: <= 0.1 Ω
- Power Source: 220 Vac, 50/60 Hz
- Terminals: 4 mm safety sockets
31. Digital DCV Meter
- Module design
- Measurement Range: 0 ~ 600 Vdc
- Display: 3 1/2 digits 14.2 mm LED
- Accuracy:  ± 0.2%  ±  1 digit
- Resolution: 1 V
- Input Impedance:  >=1 MΩ
- Power Source: 220 Vac, 50/60 Hz
- Terminals: 4 mm safety sockets
32. Digital ACA Meter
- Module design
- Measurement Range: AC 0 ~ 10 A
- Display: 3 1/2 digits 14.2 mm LED
- Accuracy:  ± 0.3%  ± 1 digit
- Resolution: 0.01 A
- Input Impedance: <= 0.1Ω
- Power Source: 220 Vac, 50/60 Hz
- Terminals: 4 mm safety sockets 
33. Digital ACV Meter
- Module design
- Measurement Range: 0 ~ 600 Vac
- Display: 3 1/2 digits 14.2 mm LED
- Accuracy:  ± 0.2%  ± 1 digit
- Resolution: 1 V
- Input Impedance:  >=1 MΩ
- Power Source: 220 Vac, 50/60 Hz
- Terminals: 4 mm safety sockets
34. Digital Three-phase Watt Meter
- Module design
- Power: single-/three-phase, 0 ~ 2 KW (240 V/5 A)
- Display: 4 1/2 digits 14.2 mm LED
- Accuracy:  ± 0.3%  ± 3 digit
- Resolution: 0.1 W
- Power Source: 220 Vac, 50/60 Hz
- Terminals: 4 mm safety sockets
35. Digital Power Factor Meter
- Module design
- Measurement Range: -0.50 ~ 1.00 ~ +0.50 (240 V/ 5 A)
- Display: 3 1/2 digits 14.2 mm LED
- Accuracy:  ± 1%  ± 1 digit
- Resolution: 0.01 V
- Power Source: 220 Vac, 50/60 Hz
- Terminals: 4 mm safety sockets
36. Digital RPM Meter
- Module design
- Display: 5 digits
- Measurement Range: 0 ~ 99999 rpm
- Accuracy:  ± 0.1%  ± 1 digit
- Power Source: 220 Vac, 50/60 Hz
37. Digital Power Analysis Meter
- Display:
4 digits (9999),0.4” LED indicators (V, A, W, PF, Hz, Var)
5 digits (99999), 0.4” LED indicators (WH, VarH)
- Input range:
Voltage: 35 ~ 600V(L~L)
Current: 0.05 ~ 5A
Frequency: 45Hz ~ 65Hz
- Accuracy: (at 23 ± 5°C sine wave)
Voltage: ±0.1% of reading ; ±0.15% of range
Current: ±0.1% of reading ; ±0.15% of range
Watt: ±0.2% of reading ; ±0.3% of range
Var: ±0.2% of reading ; ±0.3% of range
Power factor: ±0.5% of range
PF polarity: “+” lagging, “-” leading
Watt hour: ±0.25% of reading ±0.05% of range
Var hour: ±0.25% of reading ±0.05% of range
Hz: ±0.2% of reading
- CT. PT scaling: 1 ~ 9999
- Factors: Setting for REF: 0.800 ~ 1.200
- Power supply: 220 Vac
- Communication Port: RS-232(Standard), RS-485(Option)
- Terminals: 4 mm safety sockets
 
38. Single-phase Transformer Unit
- Input Voltage: 0 ~ 110 ~ 190 ~ 220 Vac
- Output Voltage: 0 ~ 12 ~ 24 V/5A
  0 ~ 110 ~ 190 ~ 220 V/1A
 
39. Three-phase Transformer Unit
- Rated Power: 250VA
- Input Voltage:  3 phase 220Vac
- Output Voltage:  63.5Vac*6
 
40. System Transformer
- Rated Power: 1.5 KVA
- Primary: depend on the local line voltage
- Secondary: 3 220Vac
- Frequency: 50/60Hz
 
42. Laboratory Table
- Dimensions: 1800(W) x 900(D) x 780(H)mm ± 5%
 
43. Experimental Frame
- The experimental frames described below are suitable for setting up of test circuits and for demonstration purposes with 297 mm high experimental panels.
- The experimental frames can be secured to benches or back uprights and removed to any time.
- The side pieces consist of rectangular tube steel, 60x30x2mm, protected against corrosion, horizontal sections consists of anodized-aluminum H profiles.
- Frames dimension:
 1800(W) x 730(H) x 250(D)mm  ± 5%
 1800(W) x 1060(H) x 250(D)mm  ± 5%
 
44. Connecting Lead Holder
- Mobile type, with 5-foot tubular steel base, with five casters.
- Height: 1400mm, chipboard suitable with 20 connecting leads slots.
 
45. Coupling
- Material: Rubber
- Coupling sleeve for mechanical connection between two electrical machines.
 
46. Coupling Guard
- Material: Plate coating
- Attachable guard for contact-proof with electrical machines rotating parts
 
47. Shaft End Guard
- Material: Plate coating
- Attachable guard for avoiding to contact with electrical machines rotating parts
 
48. Connecting Leads Set
- 4mm safety plugs with leads
- Max. Rating Current: 19A
- Consists of:
 Connecting leads (25cm), Red/Black/Yellow/Blue/White.
 Connecting leads (50cm),Red/Black/Yellow/Blue/White/Green.
 Connecting leads (100cm), Red/Yellow/Blue/White.
 Connecting leads (150cm), Red/Yellow/Blue/White.
 Connecting leads (100cm), Green.
 Connecting leads (150cm), Black.
 
49. Safety Bridging Plugs Set
- 4mm safety bridging plugs 19 mm spacing
- Max. Rating Current: 19 A
- Consists of:
 KCN-419A safety bridging plug.
 KCN-419B safety bridging plug.
 
Applications :
Laboratory Experiments for the Electrical Machines
 
I. Single-Phase Transformer
- Polarity test
- Turns ratio test
- Open circuit test
- Short circuit test
- Load characteristic tests
 Resistive load
 Inductive load
 Capacitive load
 
II. Three-Phase Transformer
- Three-phase connections
 Y -Y connection
 Y - connection
 Y -Z connection
 -Y connection
 - connection
 - Z connection
 
III. DC Machines
- DC permanent-magnet motor
 Connection and motor direction  control
 Torque-speed characteristic
- DC shunt wound motor
 Connection and motor direction control
 Torque-speed characteristic
 Speed control
- DC separately-excited generator
 No-load saturation characteristic
 Load characteristic
- DC shunt wound generator
 No-load characteristic
 Load characteristic
- DC series wound motor
 Connection and motor direction control
 Torque-speed characteristic
 Speed control
- DC series wound generator
 Load characteristic
- DC compound wound motor
 Connection and direction control of DC cumulative-compound wound motor
 Torque-speed characteristic of DC cumulative compound wound motor
 Speed control of DC cumulative-compound wound Motor
 Connection and direction control of DC differential-compound wound motor
 Torque-speed characteristic of DC differential-compound wound motor
 Speed control of DC differential-compound wound motor
- DC compound wound generator
 Load characteristic of DC cumulative-compound wound generator
 Load characteristic of DC differential-compound wound generator
 
IV. Induction Machines
- Single-phase induction motor
 Torque-speed characteristic with split-phase winding starting
 Torque-speed characteristic with capacitor starting and running
- Three-phase squirrel cage induction motor
 Connection and motor direction control
 Y- starting
 PF correction
 No-load characteristic        
 Blocked-rotor test
 Torque-speed characteristic
- Three-phase rotor winding induction motor
 Connection and motor direction control
 Blocked-rotor test
 Torque-speed characteristic
- Three-phase salient pole synchronous motor
 Connection and motor direction control
 Excitation characteristic
 Load characteristic
- Three-phase salient pole synchronous generator
 Armature resistance measurement
 No-load saturation and short circuit characteristic
 Load characteristic
 Excitation characteristic
 
Supplied Courseware and manual
2 original copy in English(colour) :
- Standard Operational / Programming manual
- Maintenance manual and part list

  1. arge facilities and protected by a fuse. Master discharge switch shall be an incorporated feature.