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Protective Relay
Protective Relay
Easun-MR Tap Changers (P) Ltd offers a Protective Relay, Model RS 2001. The protective Oil Surge Relay (OSR) is used to report any malfunction developed inside the on load tap changer. It is installed in the pipe between OLTC head and the oil conservator. Any malfunction builds pressure, which lead to increased oil flow. This protective relay triggers the tripping circuit when the oil flow exceeds the specified limits, thus making the transformer to be turned off and contain the damages to the OLTC and transformer. The oil surge relay is fitted with special reed switch, which assures rust free contacts even after decades after installation thereby is alert for operation. This OSR is designed and tested for very intensive seismic levels. The protective relay is a part of the OLTC and its properties are subject to IEC 60214. Easun-MR (EMR) is an Indo-German joint venture with the Maschinenfabrick Reinhausen GmbH, (MR), Germany and the Easun Group of India. Maschinenfabrick Reinhausen GmbH, (MR), Germany, the joint venture partner in EMR, is the technology leader in voltage regulation equipment and cater to the requirements of the transformer manufacturers worldwide.