1КД99.11.07.040-02 valve assembly | PJSC «Dnepropetrovsk Aggregate Plant»

Main parameters	1КД99.11.07.040-02
Nominal operating pressure, MPa	32
Pressure-relief valve setting pressure, MPa	39
Pressure-relief valve closing pressure, MPa	35
Hydraulic lock opening pressure, MPa	1,2
Hydraulic lock relief pressure, MPa	10
Internal diameter, mm	12
Weight, kg	11

Hydraulic circuit schematic

Reference designations

Р – to prop assembly;
РС, ПС, ПК – to adjacent unit control assembly;
ПД – to head end;
ШД – to rod end;
КФ – to collector;
КЗ – valve with switch function ‘denied’;
КО – check valve;
КП – safety valve;
ЗМ – single-sided hydraulic lock.

Working fluid

Any oil-water sludge permissible to use in coal mining facilities, with purity class grade 15 and higher according to GOST 17216, and industrial oils with the same purity class.