unibar M, tap-off box, size 2, 1xFI-LS C/ 4P/ 30mA/ Type A 16A, 1xCEE socket 5P. Tap-off box for installing protective devices for a type-tested low-voltage switchgear assembly in accordance with IEC/EN 61439-1 and -6. Tap-off box consisting of sheet steel casing (galvanized and painted) and fitted protective devices.