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  1. Parsons

    Generator Differential Relay 87 Setting

    Thanks for the quick reply from (Peebee) and (Busbar). I will follow up with the ABB contact provided by Busbar on Monday. They are located back East and have already left for today. Hopefully, I will get some recommendation from them. Finding the right person to talk to is a challenge. Most...
  2. Parsons

    Generator Differential Relay 87 Setting

    I will appreciate any help in setting the ABB differential relay (87M). The following are the available information: (1) There are 3 ABB 419M relays (Model 419M, IB 7.6.1.7-1). They are used for differential protection (87M) of a 2250KW, 0.8 PF, 4.16KV, standby diesel generator. The two sets of...

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