Further information for Schneider Electric LV429369 - Schneider locking mechanism rotary handle INV INS NSX100 250
It is a mechanical locking system for two Compact NSX 100/160/250 devices with rotary actuators. The permitted positions are one device OFF (closed) and the other ON (open) or both devices OFF (closed). The system is locked with up to three padlocks (shackle diameter from 5 to 8 mm).