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产品概述
The GR series travel drive is a newly developed product for the crawler excavator industry, incorporating mature technology from existing platforms. The entire series features two-point variable control, high-pressure braking variability, parking brakes, counterbalance valves, and buffer relief valves, offering advantages such as high output torque, high transmission efficiency, and long maintenance intervals.
产品优势
High reliability and long service life.
High operating speed.
Low noise level.
Primarily intended for excavator travel drives.
产品规格
|
Specification |
07H |
07H |
10H |
21H |
38H |
60H |
75H |
95H |
110H |
115H |
140H |
170H |
190H |
240H |
260H |
|
Applicable Tonnage(t) |
5.5 |
6 |
8 |
13 |
18-25 |
29-34 |
34-40 |
42-55 |
70 |
65 |
80 |
98 |
100 |
125 |
150 |
|
Min. displacement (cc/rev) |
19 |
21.8 |
28.5 |
49.5 |
95.3 |
152 |
152 |
170.1 |
196.8 |
168 |
228.6 |
228.6 |
228.6 |
228.6 |
228.6 |
| Max. displacement (cc/rev) |
37 |
43.3 |
53.5 |
79.1 |
138.5 |
270.2 |
290.2 |
290.2 |
304.1 |
330 |
337.2 |
337.2 |
337.2 |
337.2 |
337.2 |
|
Max. operating speed (rpm) |
3700 |
3500 |
3000 |
3000 |
2600 |
2100 |
2200 |
2200 |
2540 |
2440 |
2400 |
2400 |
2400 |
2400 |
2400 |
|
Rated pressure (bar) |
245 |
245 |
280 |
340 |
350 |
350 |
350 |
350 |
350 |
350 |
350 |
350 |
350 |
350 |
350 |
|
Allowable case pressure (bar) |
2 |
2 |
2 |
2 |
2 |
2 |
2 |
2 |
2 |
2 |
2 |
2 |
2 |
2 |
2 |
|
Output torque (N·m) |
6800 |
7900 |
9600 |
20000 |
37000 |
60000 |
74000 |
92000 |
112000 |
114000 |
141000 |
172000 |
188000 |
236000 |
256000 |
|
Gear ratio (i) |
53.7 |
53.7 |
50.1 |
54 |
55.6 |
45.7 |
53 |
66.2 |
76.8 |
72 |
87 |
106 |
116 |
145.5 |
157.8 |
|
Weight (approx.) (hydraulic control, case drained) (kg) |
78.5 |
78.5 |
87.5 |
132 |
288.5 |
427.5 |
487.5 |
675.5 |
767 |
767 |
788.5 |
1020 |
1020 |
1020 |
1185.5 |
备注：产品参数及图片仅供参考；如有变动，不另行通知。
型谱表
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To build a world-class multinational group of high-end equipment with leading technology and green development
Learn More
Weichai's full-series, full-domain products, and full-scenario high-end equipment solutions
Learn More
Exclusive service website, guarding customer operations with the commitment of saying, doing, and being more considerate
Learn More
Customer Service Hotline:400-618-3066
