Manufacturer, developer and supplier of world reputed quality test kits, current injection sources, loading transformers / booster transformers, static phase shifter, electrical test bench trolley from Chennai, India

Sudharsan Insulations

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Current Injection Sources


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Current Injection Sources
Heavy Current Injection Source – 5V / 4000 Amps

Type: SI / PIK – 20 and above

Features
  • Continuous or short time rating with timer

  • Digital panel meters for incomer volts / Output Volts / Amps

  • Input protection by MCB

  • P.B. operated contactor

  • Rotary switch selection of 1st stage fine adjustment with 2-phase variance and subsequent stages with addition of stepped voltage.

  • Copper or aluminum heavy-duty busbars

  • Forced air-cooling with fans

  • Front and rar panel protection by hinged lockable doors

  • Assembled in a prefabricated enclosure on castor wheels


Size: 1050 x 800 x 930 mm
Weight: 270 Kg.

Application
  • Primary injection test

  • Temperature rise tests on busbars


Specification
Input: 440V, 50Hz
Output: 0 – 1.25V / 4000A continuously adjustable for stage I, and additional steps of 1.25 / 2.5 / 3.75, 4000Amps for subsequent stages 2 to 4.
Rating: Continuous or short time rating with timer as specified

Phase Injection Current Source

Type : SI / PIK - 3

Features:
  • Mains isolated Sine wave injection current

  • Twin unit (main control unit and Injection transformer unit) design or alternatively single unit of modular design

  • Independent phase ammeters with C.T. range selector switch

  • Single 3 Phase variance for balanced 3 Phase mains supply source or optionally three independent single-phase variance for marginally unbalanced mains supply source.

  • Range of 25 / 50 / 100A per Phase on common output terminals with current range selector switch

  • Range of 200 / 400 / 600A on individual output busbar terminals


Size:
Main control unit: 400 x 300 x 300 mm / Wt 20Kg
Transformer unit: 400x 300 x 300 mm / Wt 25Kg

Specification:
Input: 400 – 440V, TPN, 50Hz
Output: 25 / 50 / 100 / 200 / 400 / 600 Amp. per Phase
Burden: To be specified.

H.V. AC / DC Source

Type : SI / HV – AC/DC

Features:
  • Air-cooled transformer for up to 10kV and transformer oil cooled for 10 – 35kV.

  • Add on- extension unit for DC outputs

  • Output volt and Amp measurement with digital panel meters

  • P.B. operated contactor and zero start H.V. "ON” interlock.

  • Overload alarm and trip facility

  • Separate control unit and H.V. unit


Size:
Control Unit: 350 x 450 x 300 mm
Weight: 15 Kg

H.V unit: 500 x 350 x 350 mm
Weight: 30 Kg

Application:
  • Hi POT – high voltage testing of electrical insulation

  • Energy storage capacitor charging


Specification:
Input: 230V, 50Hz
Output: 10kV to 35kV / 50mA or as specified.





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