Severo-Zadonsk Experimental Plant
Hydropneumatic accumulators ПГА-ХХ.210.000 as an example

Hydropneumatic accumulators ПГА-ХХ.210.000 as an example

The hydropneumatic accumulator is intended to accumulate the hydraulic energy and is used in hydraulic control systems.


Overall dimensions

Hydropneumatic accumulator. Scheme

Designation Capacity L1, mm L2, mm L3, mm Weight, kg
ПГА-ХХ.2210.000 50 1557 1780 1893 121,2
-01 40 1260 1483 196 107,5
-02 25 795 1018 1131 83,4

Technical characteristic

Strength pressure — 21 MPa
Operating pressure — 14 MPa
Test pressure — 32 MPa
Nitrogen charge pressure — 7 MPa
Admissible relation of maximum and minimum pressure to gas charge pressure 0…1
Admissible maximum and minimum operating temperature +55…-40°C
Work environment designation:
— gas volume: technical compressed nitrogen of 1 or 2 grade according to GOST 9293-74
— oil volume: multiseason multiviscosity hydraulic oil according to specifications 38-1014 79-74