Isolator/Disconnector

With decades of experience in high-voltage switching technology, PREW has succeeded in development of high accuracy disconnecting switches with slender insulators. With large number of disconnectors supplied to many power systems, Hydrocarbon Industries, OEM''s etc., Hivelm has the reputation of being a technology leader for disconnectors in India.

PREW offers comprehensive range of Hivelm disconnectors from 11kV up to 1200kV for various current ratings from 800Amps to 3150Amps.

Features

• Reliable and robust construction
• Have been tested successfully for short circuit, dielectric, corona, seismic and RIV at International test houses as per IEC and Indian Standards
• Designed for easy erection at site
• Suitable for all weather and climatic conditions
• Can withstand high short circuit currents
• Earth blades with telescopic operation
• Can be supplied with complete accessories including support structure, insulators and connectors as per requirement
• Technical support for erection, commissioning and testing

Variants

• Double Break
• Centre Break
• Knee Type
• Pantograph