Technical Specifications

Technical Specifications

Following electrical products are mounted/mountable modules that can be wired for experiments:

• 3Ø AC Power Supply Panel
• 4 pole MCB of 415 V/4A.
• DOL 9A Contactor with 230V / 50 Hz / 11VA COIL.
• Bimetallic thermal O/L relay with range 1.4A – 2.3A.
• Pilot Lamp for Power Indicators of R-Y-B inputs
• Manual Start / Stop switch with local trip contact

 

• 3Ø AC Measurement Panel
• Bidirectional Multifunction Meter to measure Power Line parameter.
• 3 Phase ¾ wire, 415V, CT Input 5A
• LCD/LED display, Aux supply 230V, 45-65 Hz, 5W
• V, A, Hz, Pf, KVA, KW, KWH

 

• Frequency Meter Panel  
• 1Phase Frequency Meter
• Range 45Hz-55Hz
• Vibrating Pointer for Frequency Indication.

 

• Power Factor Meter Panel
• 1Phase Power Factor Meter
• Range 0.5 Lagging- 0.5 Leading
• Pointer for Power Factor Indication.

 

• Push Button Panel
• 4 Numbers of Instrument Grade Push button with NC/NO
• 1 Number of Emergency Stop Mushroom Switch with NC/NO
• 1 Number of Industrial Grade Illuminated Push button with NO/NC

 

• Current Transformer Panel        

• Primary Current 100A, Secondary Current 5A, Ratio 100/5 (1No)
• Primary Current 5A, Secondary Current 5A, Ratio 5/5 (2No’s)

 

• AC Voltmeter Panel
• AC voltmeter for three phase voltage measurement by selector switch
• 1 Pole 4 way switch
• Voltage Range: 500V
• Selection of line voltage for three phase

 

• AC Ammeter Panel
• AC Voltmeter Range: 0-500V
• AC Ammeter Range: 0-5A

 

Earth Leakage Relay Panel

• Current Setting Range: 30mA-3.0 A (18 steps)
• Tripping Time: 0.0 sec to 5.0 sec
• 2 NO Trip contacts
• Supply 85V to 275V AC/DC
• 8A 250V AC/ 8A 30V DC 2C/O Contact Ratio
• All connections of relay are brought out on this panel.

 

• ELCB / MCB & Fuse Panel
• 1Phase / 2Pole ELCB/25A, 30mA Current imbalance (1 No)
• 1Phase / 1Pole MCB/4A (4 No’s)
• 10A Fuse (3 No)

 

• ELCB & MCB Panel
• 1Phase / 1Pole Phase MCB/6A (2 No’s)
• 1Phase / 1Pole MCB/16A (2 No’s)
• 3Phase / 3Pole MCB/16A (1 No)
• 3Phase / 4Pole ELCB/63A (1 No)

 

• Contactor with Overload Relay Panel
• 9A Contactor with 230V / 50 Hz / 11VA COIL with 3 no’s NO type power contact
• 2 NO & 2 NC add on Logic contact.
• Star & Stop Push Button for Contactor ON/OFF
• Bimetallic thermal O/L relay with range 440V/1.4A – 2.3A with 3 power contacts.
• Supports trip Contact & Alarm contact.

 

• 4Pole MCCB & CBCT Panel
• 4 pole 3phase MCCB of 415V/100A.
• 230VAC Shunt Trip Coil
• Small Push Button for Trip Test
• 3Phase Ring Type Core Balance Current Transformer.
• Secondary CT Coil for Earth Fault Relay
• Simulated as Substation

 

• 3Ø AC Energy Meter Panel
• 3 Phase, 4 Wire kWh Meter for Energy Consumption Measurement

 

• Bus Bar Panel
• 3Phase RYBN Copper Bus bar for Distribution.

 

• Lamp Load Panel           

• Each panel consists of 230V/15/40/60/100W X 3 bulbs
• Individual ON/OFF using 6A toggle switch
• 21Ω/300W & 150Ω/300W Resistor for Earth Fault Simulation

 

 

Options

Electrical Switchboard Trainer available optionally with:

• High Tension Panels with Rated 1000V/3 Phase; with operating voltages of 440/560/690V.
• Low Tension Panels with Rated 3000V/3 Phase; with operating voltages of 20/60/90V.
• Air Circuit Breaker Panels with Capacity: ACB 3 ø 7.2 KV 200A 50MVA, VCB 3ø 7.2kv 200A 100MVA, power supply 1ø 100/249V,

 

Experiment Capabilities

• Study & Familiarization with Switchboard components & their applications.
• Demonstration of Switchboard.
• Familiarize with measuring instruments used in Switchboards.
• To Study the working of MCCB to Simulate as Distribution Station
• To Study the working of DOL Starter
• To Study the working of Contactor with Overload Relay
• To Study the working of 3 Phase Lamp Load in Star
• To Study the working of BUS Bar
• To Study the working of Single Phase ELCB and measure frequency & power of 3 Lamp Load in parallel
• To Study the working of Earth Leakage Relay

 

Required Services

• Electric Supply 220 ~ 240 V AC,6 A, Single Phase, Earthed.