Protected: ABB Pack
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C50: ABB
ABB Products
400kV SUBSTATION OVERALL SINGLE LINE DIAGRAM
Devices and description of this sample SLD 7RED 670: Main-1 Differential / Distance Protection 7SD522: Main-2 Differential / Distance Protection 7VK87: CB Fail Protection Relay with Backup DOC/DEF Protection for OHL bays1 7KE85: Disturbance Recorder 7SD82: Main-1/2 Cable Differential Protection 7UT82: Low Impedance Restricted Earth Fault Protection 7SJ82: CB Fail Protection Relay with Bac kup
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connection diagram of the ABB 670 Relay series with IEC symbols
The figures below show you the ABB 670 Relay series’s connection diagram with IEC symbols. Relion 670, ABB Relion 670, ABB 670 Relay ABB PCM 600 Video training: https://elec-engg.com/abb-pcm-600-training/
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