manual of CAG37 realy and settings of instantaneous overcurrent relay
please send the manual if possible

What is an Overcurrent Relay?

An. overcurrent. relay is an electrical protection device designed to cut off the. power supply. to a circuit, appliance, or machine in the event of an overload or failure. These devices typically consist of a manual. circuit breaker.

What is different between overcurrent relay and over load relay?
This a quote from Wikipedia: http://en.wikipediawiki/Relay. You have to scroll way down the page to see: "Overcurrent relay. An "Overcurrent Relay" is a type of protective relay which operates when the load current exceeds a preset val