Used to interlock the spare converter with an EIS chain.
EDA-02711 EIS interface
List of cables 269
| Spare converter | Original converter | ||||
| Spare status | Ext Spare | Voie A | Voie B | ||
| BHZ377 | CVS1 | 2748597 | 2748598 | 3104162 | 3104163 |
| BHZ378 | CV2 | 2748599 | 2748600 | 3103898 | 3103899 |
| BTI247 | CVS3 | 2748601 | 2748602 | 2725734 | 2725733 |
| BHZ403 | CVS4 | 2748603 | 2748604 | 2725893 | ? |
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