WebABB Web11 Oct 2024 · GE SR745 Protective Relay. I was wondering if anyone had any type of spreadsheet or formula on how to calculate the currents needed to operate different parts of a differential slope. I am looking to be able to type in a primary winding current, and have it calculate the amount of secondary current needed to trip on differential.
745 Transformer Management Relay - Manuals - GE Grid Solutions
WebIn the undervoltage mode (UV), the output relay is energized and its contact is closed when the ground-check loop is valid and the ground-fault circuit is not tripped. The undervoltage mode is referred to as fail-safe and is recommended because: Undervoltage devices release if supply voltage fails. Web• If these 5.11 release features are not being used, upgrade of the SR 745 relay is not required. 1 Overview 745 FW revision 5.11 release notes Release details In the following change descriptions, a revision category letter is placed to the left of the description. drawings of neanderthals
745 Transformer Management Relay :: GE Grid Solutions
WebThis module will cover the SR-745 software features in two parts. Part ones covers an application example, a site device example, system setup, actual values... WebEthernet: 10Base-T Ethernet connectivity added to the 750/760 relays Ethernet communication has been added to the 750/760 relays. The network connection is provided at the back of the relay via an RJ-45 co nnector. The Ethernet specifications are as follows: Version: 2.0/IEEE 802.3 10BaseT: RJ-45 connection Protocol: Modbus TCP/IP http://www.autocomtech.com/general-electric-sr745-relay-manual.pdf employyeeessential services