M2 50/50 cable tray 50 mm 50 mm 2000 mm 1,2 kg 2× effective cross-section of the duct Sef = 1 320 mm2 Product code GZ ARK -211110 ZZ ARK -221110 A2 ARK -231114 A4 ARK -241114 number of layers cable diameter [mm] do 10 11-12 13-16 17-20 21-25 26-30 31-35 36-40 41-45 46-50 51-55 56-60 I 4 pcs 3 pcs 2 pcs 2 pcs 1 pc 1 pc 1 pc 1 pc x x x x II 8 pcs 6 pcs 4 pcs 4 pcs 2 pcs III 12 pcs 9 pcs IV 16 pcs