FEATURES The Power System Trainer is an advanced educational and analytical platform designed to demonstrate, control, and monitor complete power system behavior under safe, low-voltage laboratory conditions. It integrates three-phase power transmission lines, load management, fault simulation, and automatic power factor correction with an integrated SCADA system for real-time monitoring, data acquisition, and system control via PC interface.
TECHNICAL SPECIFICATIONS:
Main Power Unit.
Key lock switch with Lock/Unlock indicator.
MCCB & RCCB protection.
Three-phase power indicator lamps.
Emergency stop switch with audible siren.
System start sequence: Unlock Key ? MCCB ? RCCB.
Emergency shutdown via Stop Switch.
AC Power Output
Output Voltage: 220V / 440V AC (Direct & Fuse-protected).
Terminals: L1, L2, L3, N, G.
Three Phase Transformer
Capacity: 2 kVA.
Input: 440V AC.
Output: 440V, 330V, 220V, 110V, 48V, 24V, 0V.
Accuracy: ±10%.
Transmission Line 1
Type: ? (Pi) Model.
Modifiable Parameter: Section (Capacity in Amps).
Simulated Voltage: 120 kV (operating at 400V).
Simulated Nominal Power: 10 / 15 / 20 MVA.
Operating Current: 1A.
Equivalent Distributed Resistance: 0 / 18 / 22 / 33 ? (toggle selectable).
Distributed Inductance: 0 / 72 mH (toggle selectable).
Distributed Capacitance: 0.2 ?F, star-connected (toggle selectable).
Breakers: Line Start & End.
Transmission Line 2
Type: ? (Pi) Model.
Modifiable Parameter: Length (in km).
Simulated Voltage: 120 kV (operating at 400V).
Simulated Nominal Power: 20 MVA.
Operating Current: 1A.
Equivalent Distributed Resistance: 0 / 8 / 18 / 33 ? (toggle selectable).
Distributed Inductance: 0 / 36 / 72 / 144 mH (toggle selectable).
Distributed Capacitance: 0.1 / 0.2 / 0.4 ?F, star-connected (toggle selectable).
Breakers: Line Start & End.
Configuration
Transmission Line 1 and Line 2 can be operated independently, in series, or in parallel for multi-line operation studies.
Fault Simulation
Line-to-Ground (L–G) Fault.
Line-to-Line (L–L) Fault.
Three-Phase (L–L–L–G) Fault.
Fault activation via selector switch and protection feedback to SCADA.
Protection Devices
Digital Voltage Protection Relay.
Digital Current Protection Relay.
Phase Fault Relay.
MCB TP: 2A & 10A units.
Integrated with SCADA alarm monitoring and trip recording.
Load Unit
Resistive Load: 800 ?, 1200 ?, 2000 ?.
Inductive Load: 2H, 3H, 4H.
Capacitive Load: 1.5 ?F, 2.5 ?F, 3.5 ?F.
Real-time load current, voltage, and power factor displayed on SCADA.
Auxiliary Components
Magnetic Contactor: 1 pc (for relay and fault testing).
Selector Switches (ON/OFF, NO-NC Contact): 3 pcs.
Indicator Lamps: 5 pcs (line, fault, and operation indicators).
SCADA INTEGRATION
SCADA Software: Industrial-grade SCADA for real-time monitoring, logging, and control.
Communication Interface: Ethernet / RS-485 Modbus RTU/TCP.
Integrated PC:
Processor: Intel Core i5 11th gen or later
RAM: 16 GB DDR4 3200 MHz.
Storage: 512 GB SSD.
Display: 22” LED Monitor.
OS: Windows 10.
Pre-installed SCADA software and data acquisition drivers.
UPS: 1 kVA.
EXPERIMENTS
1. Under Voltage Protection Characteristics.
2. Over Voltage Protection Characteristics.
3. Under Current Protection Characteristics.
4. Over Current Protection Characteristics.
5. Phase Failure Protection.
6. Phase Sequence Protection.
7. Asymmetrical Fault Simulation (L–G, L–L).
8. Symmetrical Fault Simulation (L–L–L–G).
9. Models of Power Transmission Lines (Concentrated Parameters).
10. Voltage Drops & Losses in Transmission Lines.
11. Copper vs. Aluminum Transmission Line Comparison.
12. Parallel Transmission Line Power Distribution.
13. Optimization of Line Parameters for Maximum Efficiency.
14. Automatic Power Factor Improvement Evaluation.
15. Manual Power Factor Improvement Evaluation.
16. Real-Time SCADA Monitoring and Control of Transmission Line.
17. SCADA-Based Fault Detection, Alarm, and Trip Analysis.
18. Data Logging and Trend Analysis of Voltage, Current, and Power Factor.
Manuals: This unit supply with the following manuals: Required services, Assembly and Installation, Starting-up, Safety, Maintenance & Practices manuals.
