Ulteriori informazioniStrain relief for up to 3 cables suitable for cable with diameter from 2.5 up to 9 mm ¦ A: 2.5 – 5 mm diameter ¦ B: 5 – 9 mm diameter ¦ C: 5 – 9 mm diameter ¦ Optional strain-relief set for independent applications ¦ Transforms the unit into a full Class II compatible unit (e.g. for ceiling installation) ¦ One set includes 2 pieces strain-reliefs ¦ 5 years guarantee (conditions at www.tridonic.com)