The 70.400.0340.0 is an industrial multipole connector insert designed for three-phase power distribution applications with an additional ground contact. It features a rated current of 16 A and operates at 690/400 V according to IEC 61 984 standards, with UL/CSA approval at 600 V. The insert accommodates wire cross-sections from 0.5 to 2.5 mm² (20 to 12 AWG) with screw connection terminals and tin-plated contacts, providing a wire strip length of 7 mm for secure connections. The connector is suitable for industrial control systems, machinery interconnects, and power distribution panels where reliable three-phase connections are required, offering IP 55 degree of protection and compatibility with M 20 cable entry threads.