Automatic BA47-29M, 2P, 8A switch, characteristic of B, 4,5ka (MVA21-2-008-B)

Automatic BA47 - 29 IEK switches are intended for protection of distributive and group electric chains of various loading. Are applied in introduction distributing devices of residential and public buildings.

Characteristics of operation of an electromagnetic rastsepitel - B, C, D.

Automatic switches with the characteristic of B - for lighting and electric devices, with the characteristic of C - for engines with small starting currents (fans, compressors), with the characteristic of D - for engines with big starting currents (pumps, lifting mechanisms).

Number of poles - 1, 2, 3, 4.

The nominal disconnecting ability - 4500 A (4,5 kA).

Electric wear resistance - not less than 6000 cycles of inclusion/shutdown.

Mechanical wear resistance - not less than 20000 cycles of inclusion/shutdown.

The maximum section of the connected wires - 25 sq. mm.

Degree of protection - IP20.

Range of working temperatures, With - 40.. . + 50.