Zandik industrial products has introduced a range of static protection relays. The product range is as given below: Reverse power relays, over current relays, over/under voltage relays, annunciation systems, over/under frequency relays, earth fault relays-temperature relays for rtds, motor protection relays for over current, single phasing and short circuit protection. They find uses in following areas: Power plants, cement industries, and all industries, which use heavy motor and other instrumentation panels.