This teaching equipment electrical lab equipment power transmission and distribution trainer is possible to assemble an power transmission system.Various experiments can be are carried out on this electrical training equipment power transmission system, no load operation with natural load, asymmetrical and asymmetrical short circuit, parallel and series compensation of the transmission line as well as neutral-point connection.The electrical lab equipment electrical training equipment teaching equipment is also suitable for the teaching and skills training of related majors in higher vocational colleges and secondary vocational colleges. At the same time, the electrical training equipment teaching equipment can also be used as an electrical lab equipment assessment device for skill training and skill appraisal in technical schools, vocational education centers, and vocational qualification appraisal stations.
Technical parameter
Power supply: Three phase, AC380V/50Hz
Dimension: 1500*660*1800mm
Weight: About 150kg
 
Product description 
This device is possible to assemble an power transmission system.
Various experiments can be are carried out on this power transmission system, no load operation with natural load, asymmetrical and asymmetrical short circuit, parallel and series compensation of the transmission line as well as neutral-point connection.
Product composition
No.
Name
Specs
Qty
1
Three Phase Induction Motor
Power: 370W, Voltage: 380VAC,Speed: 1500 rpm, Connection: Δ & Υ
1 pcs
2
Three Phase Synchronous Generator
Power: 300W, Voltage: 415VAC, Speed: 1500 rpm, Connection: Y
1 pcs
3
Single Phase Synchronization Generator Module
Power: 300W, Voltage: 220~240VAC, Speed: 1500 rpm
1 pcs
4
Three Phase Transformer Module
Transformer for feeding the transmission line model 415V.
Scale factor 1:600 for secondary current and voltage.
Nominal Power: 600~800VA
Primary: 3 x 400 V winding with tapping at 220~240V, can be switched to star or delta connection delta stabilizing winding can be connected.
Secondary: 3 x 380 V winding with tap-pings at +5%, -5%, -10%, -15% in star connection,
various star point connections possible
1 pcs
5
Transmission Line Module
Measuring steady state operating conditions.
Quad bundle 4 x 240/40, with surge impedance 220~240 and natural load 300 MW, length 250 km.
Resistance: 15 Ohm, 10 Ohm, 5 Ohm
Inductance: 200 m H, 125 m H, 75 m H
Open Capacity: 5 μ F, 3 μ F, 2 μ F
1 pcs
6
Inverter Module
3 phase asynchronous motor speed control by PWM technique.
The Torque and Speed are able to be constant via the unit to easy control in testing operation during loads change.
Input Voltage: 380V/50Hz, Output Voltage: 380V, Out Frequency: 1-300Hz, Power: 1.5 Kw
1 pcs
7
Three Phase Power Supply Module
Fixed and variable AC supplies.
Provided with start stop/stop push bottom EMO.
Three Phase AC Adjustable Output: 3x 380V: 6A
Three Phase AC Fixed Output:220/380V: 10A
Power Requirement: 220/380V, 50Hz
1 pcs
8
Resistive Load Module
Compose of three resistances with possibility to connect in star/delta or parallel.
Controlled by three switches with 7 steps variable per phase.
Power: 1000 watt
Voltage: 380/220Volt (Star/Delta)
1 pcs
9
Inductive Load Module
Compose of three inductances with possibility to connect in start / delta or parallel.
Controlled by three switches with 7 steps variable per phase.
Power: 800VAR
Voltage: 380/220Volt (Star/Delta)
1 pcs
10
Power Circuit Breaker Module
3-phase ON-OFF switch with auxiliary contact (NC) for transmission line.
Module can be controlled manually using ON/OFF pushbutton or externally via switching contact, 4 mm sockets.
1 pcs
11
Earth Fault Compensation Module
Inductance with 20 tapping’s for earth fault compensation in the transmission line module (Petersen coil).
Inductance L: 0.05~2 H
Rated voltage: 220V, 50 Hz
Rated current: 1 A
1 pcs
12
Capacitive Load Module
Compose of three capacitances with possibility to connect in star/delta or parallel.
Controlled by three switches with 7 steps variable per phase.
Max Power: 800 VAR
Voltage : 380/220Volt (Star/Delta)
1 pcs
13
Transmission Line Capacitor Module
3-phase in star connection, 2.5 μF each, corresponds to 50 % of the operating capacitance of transmission line module.
1 pcs
14
Excitation Voltage Controller Module
DC power supply unit suitable to supply 0-240VDC, 0-2A adjustable for excitation voltage in synchronous as generator operation.
1 pcs
15
Three Phase Contactor With Overload Relay Module
Voltage: 380VAC
Range: 0-2 A
Coil: 220VAC
1 pcs
16
Electrical Meter
Measurement: V, KV, Hz, A, KA, S, KW, KVAR, KVA, KWH, KVRH
1 pcs
17
Kilowatt Hour Meter
Speed: 1200 turn/1k W/Hour, Accuracy : Class 1.5 or latest
1 pcs
18
Simulate Switch Board Module
Rated voltage: 220VAC, off Push Button
1 pcs
19
AC Voltmeter & AC Ammeter
Voltage Ranges: 5V, 50V, 250V, 1000V
Current Ranges: 1A, 5A, 25A
1 pcs
20
Rubber Coupling
Come with synthetic rubber coupling
Coupling is suitable for the motor module on the equipment.
1 pcs
21
Connecting cable
For connecting junction point 4 mm
1 set
Training courses
1. Micro motion control circuit for three-phase asynchronous motor
2. Self locking control circuit of three-phase asynchronous motor
3. Three phase AC generator driver
4. Inverters control the front and rear switches of three-phase AC motors
5. Three phase power measurement
6. Application of RC circuits in transmission lines
7. Application of RL circuit in transmission lines
8. Application of RLC circuit in transmission lines

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