In the 77 Series, Dorcas presents a lock release intended for installation on security and emergency doors. Its internal construction allows unlocking under pressures of up to 450 kg. as well as certified by the certificate NF_S_61-937 with the number CET0100362. It also has the EN 14846 certification. In addition, it has a built-in diode that prevents electronic interference and extends the useful life of the coil.
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