Universal mobile hydraulic plant UPG-300М, mounted in a special body on chassis of vehicle URAL-4320, is intended for practice and check of aircraft's hydro-systems in aerodrome conditions at ambient air temperature from -45° to +45° both in supercharging (press up), and without supercharging of hydraulic tanks checking hydro-systems of aircrafts.
ТАКТИКО-ТЕХНИЧЕСКИЕ ХАРАКТЕРИСТИКИ
Denominative parameter | Value |
Overall dimensions, no more: - plant length in stowed condition - plant width in stowed condition - plant height in stowed condition (by cab) | 7 960 mm 2 500 mm 2 805 mm |
Unladen mass of UPG, no more, kg | 12 750 |
Permissible total mass of UPG, kg - full pressure on front axle, kg - full pressure on back trolley, kg | 12 900 4 385 8 515 |
Propulsion: - engine, type - maximum power | YAMЗ-238DI 213 kVt (290 l.s.) |
Electrical equipment: - power of direct direct source - DC voltage - batteries capacity | 12 kVt 27+2,7V 132 A*h |
Hydro-system: - working fluid - misalignment of performance (from predetermined by scale ETPI-2 II series) - misalignment of pressure (от заданной по шкале ETPI-2 II series) - permissible working fluid temperature working mode а) at a single working hydro-system - performance - pressure - feed when setting up the pump at maximum zero feed pressure 28 MPa (280 kgf/sm2) and pumping pressure 26 MPa (260 kgf/sm2), l/min, no more | AMG-10 GOST 6794-75, 7-50С-3 GOST 20734-75, Hydraulic oil FH-51 + 5 l/min + 10 % + 95 0С from 15 up to 100 l/min from 50 up to 260 kgf/sm2 100 |
b) at three separately working hydro-systems (by working of two systems at release and the third with zero consumption): - performance of each system, working at release - pressure c) at two connected hydro-systems: - performance - pressure - pressure at forcer system | from 20 to 70 l/min from 5 to 21 MPa (from 50 to 210 kgf/sm2) from 50 to 140-30 l/min from 5 to 21 MPa (from 50 to 210 kgf/sm2) to 35 MPa (to 350 kgf/sm2) |
Pneumatic system: - working gas - capacity of two pressure cylinders pressure - hydraulic accumulator charge - aircraft system - in aircraft hydraulic tank - in hydraulic tank of plant UPG-300 - in cylinders at temperature +200С | Technical nitrogen II class GOST 9293-74 from dew point no higher than minus 450С 80 l 13 MPa (130 kgf/sm2) 0,1 – 1 MPa(1-10 kgf/sm2) 0,13 MPa (1,3 kgf/sm2) до 0,35 MPa (3,5 kgf/sm2) 32 MPa (320 kgf/sm2) |