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Secondary Injection & Relay Testing

Protection relay testing and coordination — so faults trip where they should, and only there.

Secondary Injection & Relay Testing — Tajalli Tech

A mis-set relay turns a local fault into a plant-wide blackout. We verify every stage of your protection chain.

Relays tested & coordinated All major OEMs

What we provide

  • Numerical & electromechanical relay testing
  • Secondary injection test kits
  • CT / PT ratio & polarity verification
  • Protection coordination study
  • Trip-circuit & interlock verification
  • Fault-record analysis

Why Tajalli Tech

As a certified electrical engineering company with 25+ engineers, triple-ISO certification and calibrated instruments, we deliver to IS/IEC standards with detailed documentation — and 24×7 support when you need it.

Do you serve sites across India?

Yes — we mobilise teams for multi-site work across Uttar Pradesh and pan-India, with rapid response and standardised procedures.

Will I get a documented report?

Every engagement includes detailed reports and recommendations mapped to applicable IS/IEC standards for your records and compliance.

Ready to get started?

Get a free assessment and quote from our engineering team.

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