FIELD: railway transport. SUBSTANCE: electric air distributor has air and electric parts accommodates in one housing. Electric air distributor is provided also with air part pressure control device which has spring-loaded movable partition with rod and electric contacts. Spring-loaded movable partition divides space of control device and atmospheric space and it is connected with electric contacts. Space of control device is connected with control pressure space. Electric contacts are placed in electric circuit of coil of electromagnetic brake valve Atmospheric space accommodates spring of movable partition. Spring force is adjusted to maximum tolerable pressure of compressed air in brake cylinder at braking. EFFECT: prevention of wheelset wedging at braking. 1 dwg
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