ABB 89A Isolator Control Logic in PCM600 | SCILO, CSWI & SXSWI Full Practical Explanation |

Описание: In this video, we learn the complete 89A Isolator Control Logic in ABB PCM600 including SCILO, CSWI and SXSWI blocks used for isolator Open/Close operation in substation protection relays.
This video explains practical real-world application, interlocking logic, command flow and status feedback used in modern substations.

🔍 Topics Covered

✔ 89A Isolator logic overview
✔ SCILO → CSWI → SXSWI logic flow
✔ Isolator open & close command path
✔ Position feedback & status signals
✔ Interlocking requirements for safe isolator operation
✔ Command enable conditions
✔ Substation operation & field practical understanding

🎯 This video is useful for:
• Relay Engineers / Substation Engineers
• Testing & Commissioning Engineers
• Electrical Maintenance Engineers
• Control & Protection Students
• PCM600 learners preparing for interviews

⚠ Disclaimer:
This video is only for training and educational purposes. Always follow official ABB guidelines & substation safety procedures while working on real systems.
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