Equipment List With Specification For Modrobs
1. Fault Analyzer(LL-LG)
This set up is to study the measurement procedure of Sequence impedance (Positive, negative, Zero), and Practical measurement & theoretical calculation of fault current by simulating various types of faults of an alternator.
This set up should have
3Ø Alternator with prime mover set up (1KVA / 3 phase d Alternator )
Provision to create all faults.
Control Panel with Fault simulation switches.
Provision for Alternator field excitation.
Provision for all parameter measurements.
2.Transformer Protection Simulator
This set up is required to study the various protection scheme of three phase Transformer set up using digital type power systems protection relays
The setup should have
3Ø / 2KVA Transformer set up with multiple tappings.
Power systems Protection Relays
Over Current Relays & Earth Fault Relays
Over / Under Voltage Relays
3 phase differential relay
All Relays should be digital
Load & Fault simulator
Sufficient load to be provided
Provision to simulate the Over voltage, under voltage faults ,short circuit faults & earth fault
Provision to simulate for Relay trip time measurement
3. SCADA Based Generator Protection Simulator
This set up is required to study the various protection scheme of three phase Alternator set up using power systems protection relays through SCADA.
The setup should have
Power systems Protection Relays (Digital Relays)
3Ø / 1KVA Alternator with prime mover
AC drive for Prime mover speed control
Power system Protection Relays
Numerical 3 phase Over Current Relay, Earth Fault Relay ( Numerical % Differential Relay,Over Voltage / Under Voltage relay / Negative Sequence Relay
Required Meters and Instrument transformers
SCADA for monitoring and control all parameters with required Computer System.
4. VCB (Vacuum Circuit Breaker) Trainer
This set up is required to study the working principle of VCB and to test the VCB under over current fault and Earth Fault conditions.
This set up should consists of
VCB ( Vacuum Circuit Breaker) -11KV
VCB Test Kit with Panel set up
Meter with Relay
Variable ac current source with trip time indicator /meter
Earth Fault simulator
Variable current source to test VCB
Reference in News paper advertisement