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Products : Transportation Sector (Rail Road Application) : Power Conditioning : Electric Locomotives:GTO Based 3x100 kVA, 750V 1ø, 50Hz to 415V, 3ø, 50Hz (AC Propulsion)
GTO Based 3x100 kVA, 750V 1ø, 50Hz to 415V, 3ø, 50Hz (AC Propulsion)
      Product Details
      Salient Features
      Applications
      Technical Specifications
       
      Product Details
     
Autometers Alliance Ltd was selected by the Indian Railways (CLW) for the manufacture of 300 kVA GTO-Based Auxilary Conveter.The product is in accordane with IEC 61287-1, IEC 60571 and IEC 60310.
       
      Salient Features
     
  • A modular concept, in which, each module serves a specific power and control function
  • Designed to give 200 kVA with VVVF and 100 kVA with VVCF
  • Designed to sustain wide input voltage and frequency variations
  • Thyristor controlled rectifiers
  • Independent phase modules of inverter combined to build a 3-phase inverter
  • Protected against over voltages in the DC link and at the input
  • Microprocessor based electronic rack for controlling and monitoring the functioning of the power modules
  • Communication between converter and the vehicle control unit through MICAS-52
  • Cooling within the cubicle through internal fans
  • Easy to maintain and lower life cycle cost

Applications

Converts single phase input voltage with typical railway characteristics to stabilised 3-phase voltages for the safe and reliable operation of electrical equipment onboard railway vehicles.

 

       
      Technical Specifications
     

A. Input

Factors

Values

Nominal voltage

AC single phase, 760 V to 1200 V (corresponding to catenary voltage of 19 to 30 kV)

Frequency

50 ± 4%

Factors

Values

Output Power

300 kVA (100 kVA×3)

Voltage 1

AC 415 ±10%, 3-phase system

Voltage 2

DC 111V

Frequency Converter 1 & 2

3 to 50 Hz

                  Converter 3

50 Hz

Waveform

Quasi Sine PWM

Factors

Values

Operating ambient temperature 

0 to +70°C

Cooling

Forced air cooling for control & power cubicle

Control voltage 

Nominal (77 to 137.5 V)

Mounting

Onboard floor mounting

Weight: Box 1

~600kg

             Box 2

~1030kg

Size:     Box 1

1160×1020×1860 (mm)

             Box 2

1520×1020×1860 (mm)