1.Repairs of the flameproof joints may only be made by the manufacturer or on buhalf of the manufacturer and on his own responsibility.Repair in compliance with the values in IEC 60079-1 is not accepted.2.The cable entries have to be connected by means of suitable cable glands or blankiing elements with type of protection of Ex d IIC Gb.The cable entry device shall be approved in accordance with IEC 60079-0:2017 and IEC 60079-1:2014,and which are covered by a separate conformity certificate.3.This product shall be connected to the equipotential bonding system.Refer to the manual.