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AS 21


Safety contact with double interruption for central opening doors control. Self-cleaning contacts, protectors are provided for wiring with double insulation cable, max diameter 6.6mm and with normal cables up to 4mm diameter. The shaped slots through which the removable bridges enter and the wide contact areas allow the mobile bridges to move laterally by +/- 2.5 mm while continuing to assure correct circuit closure. The safety circuit is closed only when both bridges are correctly inserted in the contact.