Cable clamps for mounting fire-resistant cables to NKP-PL E90 perforated profiles. Cable clamp is inserted into the NKP-PL E90 perforated profile together with cable. Using a bolt, which is a part of the clamp, the cable gets fixed onto the ladder. Cable clamps are suitable for cables with diameters of 10-28, 28-40, 40-52, 52-64 in 64-76 mm