Insulation Material / Insulators Primary Current Injection Test Set - Single Phase Primary Injection test sets are used to loading. Calibration and testing of CT's bimetals relays, Protection relays etc. Primary Current Injection Test Set - Three Phase Primary Injection test sets are used to loading. Calibration and testing of CT's bimetals relays, Protection relays etc. AC High Voltage Test Sets - Cascaded AC High Voltage Test Sets - Cascaded are specially designed for testing electrical appliances as per I.S. Specifications. Kilo Volt Meters / Voltage Dividers Kilo Volt Meter (kV) meters used to measure the kilo volt value of an Instrument Transformer, CT/PT etc. Insulation Test Sets (Rubber / Acrylic / Fiber etc) It shall be a compact high voltage A.C. insulation tester suitable for polarization Test. Sphere Gaps Sphere Gaps measurement is one of the standard method used of measuring peak value of the high voltage either DC, AC and impulse voltage. Insulation Resistance - 5 KV Insulation Resistance - 5 KV is designed for measurement of insulation materials, Electrical & Electrics Components, Cable Panels, Transformers, Chokes, PCB's Plugs & sockets and many similar products.