ABB Softstartéry - opravy, náhradní díly (EN)

| Kategorie: Leták / Datasheet  | Tento dokument chci!

Vydal: ABB s.r.o, ELSYNN Autor: ABB ELSYnn

Strana 45 z 79







Poznámky redaktora
Discharge the tools and yourself touching earth (if you are not earthed). Before disconnecting the cables mark them. PSTB unit remove the cables from the terminal block. 5. Remove the front cover (four screws). Disconnect all cables from the terminals 1to 20, external keypad, PTC sensor and the Fieldbus plug. Disconnect the cables the HV-Board from the thyristors and fans. 3. 4. the cables from the thyristors not are marked, mark them with and 3. 6. Disconnect the cables the LV-Board from the thermal switch and current transformers. . the cables from the current transformers not are marked, mark them with and 3. 7. 2.Step step 1