Wago 821-109

Suitable for a main distribution board with two residual current breakers (RCB); includes all required components for wiring supply terminal blocks and connecting 14 AC circuits and two three-phase circuits.Distribution of ground fault potentials via two 10 x 3 mm N-busbars; separation of N-potentials for insulation resistance measurement via N-disconnect slide links within the multilevel installation terminal blockContains:16 x multilevel installation terminal block; NT/L/PE; 4 mm² (2203-7641)2 x multilevel installation terminal block; L/L; 4 mm² (2203-7642)2 x end and intermediate plate (2203‑7692)3 x 2-conductor supply terminal block for distribution boxes; gray; 16 mm² (2016‑7601)1 x 2-conductor supply terminal block for distribution boxes; blue; 16 mm² (2016‑7604)1 x 2-conductor ground terminal block; green-yellow; 16 mm² (2016‑7607)1 x end and intermediate plate (2016‑7692)2 x 1-conductor N-disconnect terminal block; blue; 16 mm² (2016‑7714)1 x end and intermediate plate (2016‑7792)1 x screwless end stop; 10 mm wide (249‑117)2 x busbar carrier; with end stop function (2009‑305)1 x busbar; tin-plated; 0.2 m (210‑133)1 x busbar cover; transparent; 0.2 m (777‑303)1 x marking strip; white; 0.5 m (2009-110)1 x WMB marker card; 1 … 50 (793‑5566)1 x WMB marker card; L1, L2, L3, N, PE (793‑5472)1 x felt-tip pen (210‑110)