*The thermal magnetic circuit breaker of your electrical installation must have a D type instantaneous tripping current.
Use of an extension cable : always completely uncoil the cable
For 13 usable amperes : 2,5 mm2 max. 35 metres < 4 mm2 < 4 mm2
For 16 usable amperes : 4 mm2 max. 35 metres < 6 mm2
For 20 usable amperes : 4 mm2 max. 25 metres < 6 mm2
For 23-25 usable amperes : 6 mm2 max. 35 metres < 10 mm2