Four-circuit Protective Valve (8122.35.15.300, -10)

Is being produced as per TR of RB 100185185.079-2006.
Purpose:
  • Division of one supply mains into  two major loops and two additional loops;
  • Automatic release of one of the loops in case of its damage or seal failure;
  • Conservation of compressed air reserve in the undamaged loops;
  • In addition provides for primary filling of the major loops;
  • Allows to perform air discharge from the additional loop designated for feeding of the trailer parking brake, at pressure drop in the basic brake loop.
  • Can be used for MAZ, KamAZ, MZKT, PAZ vehicles.

Is being produced in two versions which differ in loop opening pressure.

Has the Certificates of Conformity: РОСС RU.MT 28.B00379  BY/112 03.03.003 06852
 
 
Technical Data:
8122.35.15.300
8122.35.15.300-10
Maximum pressure, МPа (kilogram-force/cm²)
1,0 (10)
Operating pressure, max, МPа (kilogram-force/cm²)
0,8 (8,0)
Pressure of opening of loops 21, 22,24, МPа (kilogram-force/cm²)
0,64 ÷ 0,67 (6,4 ÷ 6,7)
0,64 ÷ 0,67 (6,4 ÷ 6,7)
Pressure of opening of loop 23, МPа (kilogram-force/cm²)
0,68 ÷ 0,71 (6,8 ÷ 7,1)
 
Pressure in loop 23, МPа (kilogram-force/cm²)
0,05(0,5)
Back valve capacity, l/min
 
 
at P23=0,8 МPа and P21=0
from 15 to 35
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