You can understand the connection diagram of the ABB 670 Relay series with IEC symbols by the figures below.
Relion 670, ABB Relion 670, ABB 670 Relay
ABB PCM 600 Video training : https://elec-engg.com/abb-pcm-600-training/
You can understand the connection diagram of the ABB 670 Relay series with IEC symbols by the figures below.
Relion 670, ABB Relion 670, ABB 670 Relay
ABB PCM 600 Video training : https://elec-engg.com/abb-pcm-600-training/