Product Service
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Product features and Applications
SC1D series of high-pressure variable piston pump tandem type with a variety of variable control. Gear pump connected for pilot control.
Characteristi-cs : high power density, Long life span, low noise. Now widely applied on 10-30tons excavators & open type hydraulic system.
technical parameter
| Model |
SC1D063 |
SC1D112 |
SC1D140 |
| Replace |
(K3V63) |
(K3V112) |
(K3V140) |
| Displacement |
63X2 mL/r |
112X2 mL/r |
140X2 mL/r |
| Direction Of Rotation(View From Shaft End) |
Right Rotation |
| Rated Speed |
2650 r/min |
2360 r/min |
2150 r/min |
| Max. Speed |
3250r/min |
2700 r/min |
2500 r/min |
| Inlet Pressure |
0.05~0.2 MPa |
| Rated Pressure |
34.3 MPa |
| Max. Pressure |
39.2 MPa |
| Recommended Oil |
L-HM46（Summer） L-HM32（Winter） |
| Housing Pressure |
≤0.25 MPa |
| Woking Mode |
Open Circuit System |
Installation size
| Specification |
A1 |
A2 |
A3 |
A4 |
A5 |
A6 |
A7 |
A8 |
A9 |
A10 |
| SC1D063 |
Ф125 |
228 |
8 |
76 |
138 |
464 |
78 |
142 |
98 |
89 |
| SC1D112 |
Ф160 |
265 |
8 |
78 |
167 |
538 |
78 |
142 |
110 |
100 |
| SC1D140 |
Ф180 |
305 |
8 |
93 |
190 |
618 |
78 |
142 |
123 |
112 |
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| Specification |
A11 |
A12 |
A13 |
A14 |
A15 |
A16 |
A17 |
A18 |
A19 |
A20 |
| SC1D063 |
190 |
Ф180 |
Ф18 |
292 |
50.8 |
88.9 |
60 |
M12 |
19 |
23.8 |
| SC1D112 |
234 |
Ф224 |
Ф22 |
329 |
50.8 |
88.9 |
60 |
M12 |
19 |
23.8 |
| SC1D140 |
256 |
Ф250 |
Ф22 |
366 |
61.9 |
106.4 |
76 |
M16 |
25 |
27.8 |
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| Specification |
A21 |
A22 |
A23 |
A24 |
A25 |
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| SC1D063 |
23.8 |
50.8 |
31 |
31 |
M10 |
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| SC1D112 |
23.8 |
50.8 |
31 |
31 |
M10 |
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| SC1D140 |
27.8 |
57.2 |
37.5 |
37.5 |
M12 |
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| Specification |
z |
DP |
a |
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| SC1D063 |
14 |
12/24 |
30° |
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| SC1D112 |
12/14 |
2.5 |
20° |
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| SC1D140 |
17 |
2.5 |
20° |
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