patura P25 Solar Mode D'emploi page 47

Ensure that all mains-operated, ancillary equipment connected
to the electric animal fence circuit provides a degree of isolation
between the fence circuit and the supply mains equivalent to that
provided by the energizer.
Protection from the weather shall be provided for the ancillary
equipment unless this equipment is certified by the manufacturer
as being suitable for use outdoors, and is of a type with a mini-
mum degree of protection IPX4.
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