APPENDIX B.2 (1999) - 220.512 (1) : A switch for breaking the electrical circuits shall be placed as close to the battery as practicable.
APPENDIX B.2 (1999) - 220.512 (3) : It must be able to be opened while the engine is running without that it results from it dangerous tensions. Its use does not have to risk to cause the inflammation of an explosive atmosphere; this can be realized by the use of a casing with protection degree IP 65 in accordance with IEC standard 529.
APPENDIX B.2 (1999) - 220.514 : The electric supply of the tachograph is made by way of a safety barrier (current limiter) connected directly to the battery. The tachograph and the current limiter have to satisfy the prescriptions related to the associated electric devices, according to the European standard EN50020. |