Volvo L90E - Page 176

Hydraulic system, specifications L90E L90 E ردﻮﻟ ﮏﯿﻟورﺪﯿﻫ ﻢﺘﺴﯿﺳ تﺎﺼﺨﺸﻣ
174
L90 E
ردﻮﻟ ﮏﯿﻟورﺪﯿﻫ ﻢﺘﺴﯿﺳ تﺎﺼﺨﺸﻣ
LS
ﻢﺘﺴﯿﺳ عﻮﻧ
ﺮﯿﻐﺘﻣ ﯽﺑد ، یرﻮﺤﻣ ﯽﻧﻮﺘﺴﯿﭘ ﭗﻤﭘ ﮏﯿﻟورﺪﯿﻫ ﻦﻏور ﭗﻤﭘ عﻮﻧ
ﻪﻘﯿﻗد ﺮﻫ رد (ﯽﯾﺎﮑﯾﺮﻣآ ﻦﻟﺎﮔ 73/7) ﺮﺘﯿﻟ 279 و35
r/s
(2100
rpm
) رود رد ﯽﺑد
10
Mpa
(100
bar
) (1450
psi
) رﺎﺸﻓ
26/0 + 0/5
Mpa
(260 + 5
bar
) (3771 + 73
psi
) ﻻﺎﺑ رود رد ، یرﺎﮐ رﺎﺸﻓ
28/0 + 0/5
Mpa
(280 + 5
bar
) (4061 + 73
psi
) ﺖﮐﺎﺑ ﻦﮐ ﯽﻟﺎﺧ ﺮﯿﮔ ﻪﺑﺮﺿ رﺎﺸﻓ
28/0 + 0/5
Mpa
(280 + 5
bar
) (4061 + 73
psi
) ﺖﮐﺎﺑ ﻦﮐﺮﭘ ﺮﯿﮔ ﻪﺑﺮﺿ رﺎﺸﻓ
38/0 + 0/5
Mpa
(380 + 5
bar
) (5511 + 73
psi
) مﻮﺑ ﺮﺑ ﻻﺎﺑ ﺮﯿﮔ ﻪﺑﺮﺿ رﺎﺸﻓ
3/0
–
4/5
Mpa
(30-45
bar
) (435
–
653
psi
) وﺮﺳ رﺎﺸﻓ
Hydraulic system, specifications L90E
Type LS system
Hydraulic oil pump. Type Axial piston pump, variable displacement
Flow at 35 r/s (2100 rpm) and 10 279 litres (73.7 US gal) per minute
MPa (100 bar) (1450 psi) pressure
Working pressure, high idling speed 26.0 ±0.5 MPa (260 ±5 bar) (3771 ±73 psi)
Shock valve for tilting function, for ward 28.0 ±0.5 MPa (280 ±5 bar) (4061 ±73 psi)
Shock valve for tilting function, rear ward 28.0 ±0.5 MPa (280 ±5 bar) (4061 ±73 psi)
Shock valve for lifting function 38.0 ±0.5 MPa (380 ±5 bar) (5511 ±73 psi)
Servo pressure 3.0-4.5 MPa (30-45 bar) (435-653 psi)