Intrerupator general MCCB VA44 35 3P 250A 25kA

Moulded case circuit breakers (MCCB) VA44 IEK are meant to conduct current in normal mode and current shutdown in case of short circuits, overload, unacceptable drops of stress, as well as for operational connect and disconnect of electrical circuits. Designed for operation in electrical installations with rated operating voltage up to 400 V and rated currents from 25 to 630A. Meet the requirements of GOST R 50030.2.

Simple self-installation of additional devices universal (suitable for VA44 and VA88):

• •emergency contact;
• •additional contact;
• •shunt release;
• •undervoltage release;
• •combined contact. Double insulation. Reliable protection against overcurrents. Compact dimensions. Economical solution. Weight: 1.036 Position of connection for main current circuit: EV009502 Height: 139.0 Depth: 59.0 Setting range over-current release: 10 In Additional equipment attached at delivery: EV000154 Version: EV005518 Number of auxiliary contacts as normally closed contact: 0 Number of auxiliary contacts as normally open contact: 0 Number of auxiliary contacts as change-over contact: 0 Number of poles: 3 Device construction: EV009311 Mechanical wear resistance with maintenance: 5000 Rated surge voltage invariability: 8 Rated voltage: 400 Rated insulation voltage Ui: 400 Rated short-circuit breaking capacity lcu at 400 V, 50 Hz: 25 Rated permanent current Iu: 250 Nominal operating max breaking capacity: 12,