Junction box, with protection class IP54/IP66, nominal cross-section 25mm², certified by DLG (ammonia resistance), deflection membranes, M20/M25/M40/M50, (4 at the rear, 10 at the side), internal fastening points, for standard installations indoors and protected outdoor areas, gray, Ui=690 V AC, with main line branch terminals mounted on standard rail, 4-pole, clampable cross-sections per pole main line: 1.5-25mm² rigid (Cu/Al) and multi-strand (Cu), 1.5 -16mm² fine-strand with wire end ferrule (Cu). Clampable cross-sections per pole branch line 1.5-16mm² rigid (Cu/Al) and multi-strand (Cu), 1.5 -10mm² fine-strand with wire end ferrule (Cu). Nominal current according to EN 60947-7: 130 A (Cu) and 100 A (Al) Dimensions: 252 x 202 x 120mmIncluded accessories: 4 mounting sockets IP55 M40 sealing range 17-30mm, 3 compression plugs IP54 M50 sealing range 22-35mm, cover loss protection