Mounting subrack with steel front plates, BPZ-MES--ST, width 1000 mm, height 20 (1949 mm), 9 rows, 414 HP, MSW assembly configuration, insert suitable for surface-mounted, IP30 flush-mounted and standard-compliant zmaskz distribution boards, 2 pairs of BPZ-CTS-S corner towers and 1 kit of BPZ-SNAP-MSW-CTS snap fitting elements in floor standing distribution board (height of 17, 20) included as standard