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AL-E740 POWER TRANSMISSION AND DISTRIBUTION PROTECTION TRAINING SYSTEM
Discription:
SCOPE OF LEARNING:
- Study of No load test and Ferranti effects on transmission line.
- Load test and calculation of efficiency, regulation and power flow in pi model of TL.
- Load test and calculation of efficiency, regulation and power flow in short model of TL
- Study of symmetrical and asymmetrical faults on transmission line.
- Study of distance protection using distance relay.
- Studies of Auto reclose function of distance relay.
- Study of Distribution transformer protection for differential & over current faults.
Power Supplies:
- AC Power Supply 0-415V, 4A
- Operated on Mains power 415V, 50Hz +10%
SINGLE PHASE POWER SUPPLY MODULE
- MCB
- Red Indicator
- Digital Timer
- Reset Switch
THREE PHASE POWER SUPPLY MODULE (415V,50Hz)
- MCB
- Emergency Stop
- R-Y-B Indicator
MULTIFUCTION METER MODULE 2NOS.
- Digital Multi Function Meter. Measures V, I, PF (0.2 lag – unity 0.2 lead), Hz.
FORWARD/ REVERSE SWITCH MODULE
l FWD/REV, 3 pole 3 way switch with center OFF, 6A/440V.
CAPACITOR SELECTION MODULE
l Consisting of VAR compensating capacitors of 2, 4, 6, 8, 10 & 15µF each of 3nos with 3 pole 7 way switch for selection.
DIGITAL METER MODULE (FOR AC)
- Digital Voltmeter AC
- Digital Ammeter AC
CURRENT TRANSFORMER MODULE
- Current Transformer (3Units)
SOURCE LINE IN MODULE
- Circuit Connection In
TRIPPING INDICATION MODULE
- Lamp Holder 230V (2Units)
POTENTIAL TRANSFORMER MODULE
- Potential Transformer (3Units)
TRANSMISSION LINE OUT MODULE
- Connection Out For Transmission Line
- Protections: Differential, over current, Under/Over voltage, Under/Over frequency, Reverse power, Earth fault.
- 9 pin D (M) connector to interface with RTU/SCADA for automation.
- Modbus RTU RS 485 for RTU/SCADA interface.
DIFFERENTIAL RELAY (TRANSFORMER PROTECTION) MODULE X 1 NO.
DISTANCE PROTECTION RELAY MODULE
- Protections: Distance, Over current, Under/Over voltage, Earth fault.
- Auto reclose function of relay
- 9 pin D (M) connector to interface with RTU/SCADA for automation.
- Modbus RTU RS 485 for RTU/SCADA interface.
3PHASE CURRENT SOURCE MODULE
- CIRCUIT FOR DISTANCE RELAY
- 9PIN JOHNSON CONNECTOR
- 9PIN JOHNSON CONNECTOR
1. TRANSMISSION LINE PANEL TABLE TOP PANEL CONSISTING OF:
l Simulate model for transmission line constructed using R(10ohm/600W), L(0.15H/5A) and C (2.2uF/630V) 6 No. each component.
l Can Simulate model for medium/long (125 km/250 km) length transmission line for π model.
l Can Simulate model for medium/long (125 km/250 km) length transmission line for T model.
l Fan cooled table top setup for long life.
2. RLC LOAD PANEL EMT42A/B/C TABLE TOP PANEL CONSISTING OF:
l 3nos of 1KW resistors with switch selectable 1(off) + 6 nos. of taps at 100, 112, 150, 175, 200 & 225 ohm & SIL tap of 262 ohm.
l 3 nos. of inductor 1.5H/1A with switch selectable 1(off) + 6 nos. of taps at 0.3, 0.6, 0.75, 0.9, 1.2 & 1.5H.
l Capacitors 440VAC rating (3nos, one per phase) with switch selectable 7nos of value of 2, 5, 10, 15, 20, 30 & 50µF.
l Fan cooled table top setup.
3. 3 PHASE DIMMER PANEL EMT20D TABLE TOP PANEL CONSISTING OF:
l 3 Phase dimmer I/P : 415VAC, 50Hz, O/P : 0 - 470 V AC, 6A, 3 phase.
- 4. DISTRIBUTION TRANSFORMER PANEL X 1 NO.
- 3 Phase power transformer with connection group YY11,
- Input 415VAC, Output 415VAC, 3KVA,
- Secondary winding with tapping at +2.5% and +5%.
TRANSMISSION LINE PANEL:
- Table Top Panel consisting of :
- Simulated model for short transmission line using R(10 ohm/600W), L(0.15H/5A) & C (2.2uF/630V) 6 No. each component.
- Simulated model for medium length 125kms & long lenth 250kms transmission line.
- Forced Air cooled using 2 fans.
SALIENT FEATURES:
- Front panel built with high class insulated Printed Circuit Breaker well printed circuits and symbols.
- Instruction manual.
- Patch Cords 4mm (Heavy Duty) 1Meter Length.
- High Voltage Test Points are Provided With 4mm Safety Sockets
- The trainer is housed in Modular Based Rack Type Aluminum Extruded Metal cabinet.
- Short Circuit protection with the MCB.
- Size of the trainer set 54”x24”
OPTIONAL ACCESSORIES:
- No
PACKING LIST
- AL-E833DISTANCE PROTECTION RELAY TRAINING SYSTEM
- 3PHASE TRANSMISSION LINE MODULE
- 3PHASE DISTRIBUTION TRANSFORMER UNIT
- PATCH CORDS
- 3PHASE LOAD (RLC) UNIT
- FILAMENT LAMP (2Units)
- 3PHASE AUTO TRANSFORMER UNIT
Cables:
- 9 pin D male to 9 pin D female with 9 core cable, length up to 4 meter – 4 nos.
- 37 pin D male to 37 pin D female patch cable, length = 4 meters – 1 no.
- RS485 patch cable: 6 pin mini DIN male to 6 pin mini DIN male, length up to 4 meters – 5 nos.