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05. October 2017

The new SL interlock-device

With the new retrofittable locking device, single-pole NH fuse-switch- disconnectors can now also be protected against unauthorized operation. And this is not only possible in the closed position of the switch: In the parking position of the switching handle a padlock can effectively prevent against operation of the NH fuse-switch-disconnector.

Each phase is saved individually. The necessary locking lugs can be retrofitted easily and quickly.  The necessary openings in the handle can be made by the customer.

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