 DW T Series |
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DOWIN T series breakers are
designed to harmonize the long
piston stroke with the nitrogen
cushion on the top of the
piston,creating less shock and
vibration than competing
breakers. |
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Superior quality alloy steel
provides excellent durability and
longer life. |
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Box Type breaker was developed
to minimize the noise during
operation, with use of soundabsorbing
materials and noise
reducing frame design, very
useful in the job site of urban
area. |
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DOWIN T series provides a variety
of selections with diversified 14
models. |
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| Description/ Model |
Unit |
DW T15 |
DW T20 |
DW T30 |
DW T50 |
DW T70 |
DW T80 |
DW T100 |
Operating
Weight |
Box |
kg |
101 |
125 |
149 |
292 |
370 |
566 |
854 |
| Open |
kg |
71 |
91 |
147 |
272 |
290 |
495 |
788 |
| Side |
kg |
69 |
89 |
117 |
247 |
375 |
505 |
758 |
| Length |
Box |
mm |
1,135 |
1,262 |
1,342 |
1,600 |
1,860 |
2,101 |
2,326 |
| Open |
mm |
1,135 |
1,262 |
1,342 |
1,600 |
1,860 |
2,101 |
2,326 |
| Side |
mm |
947 |
1,000 |
1,170 |
1,347 |
1,518 |
1,737 |
1,994 |
| Optimum Oil Flow |
l/min |
15-25 |
20-30 |
25-40 |
30-45 |
40-80 |
45-85 |
80-110 |
Setting Pressure
(Base Machine) |
bar
(kg/cm3) |
180-210 |
180-210 |
180-210 |
180-210 |
180-210 |
180-210 |
180-210 |
| Operation Pressure |
bar
(kg/cm3) |
80-110 |
80-110 |
90-120 |
95-130 |
130-150 |
130-150 |
150-170 |
| psi |
1,138-1,565 |
1,138-1,565 |
1,280-1,707 |
1,351-1,849 |
1,849-2,133 |
1,849-2,133 |
2,133-
2,418 |
| Rod Diameter |
mm |
40 |
45 |
53 |
68 |
75 |
85 |
100 |
| Impact Rate |
bpm |
800-1,400 |
700-
1,200 |
600-1,100 |
500-
900 |
400-
800 |
400-
800 |
350-
700 |
| Hose Diameter |
inch |
1/2 |
1/2 |
1/2 |
1/2 |
1/2 |
3/4 |
3/4 |
| Base Machine Weight |
ton |
0.8-2.5 |
1.2-3.0 |
2.5-4.5 |
4.0-7.0 |
7-10.6 |
7-14.0 |
11-16.0 |
| Impact Energy Class |
joule |
100 |
200 |
300 |
650 |
700 |
1,200 |
2,000 |
| Description/ Model |
Unit |
DW T150 |
DW T190 |
DW T200 |
DW T270 |
DW T350 |
DW T380 |
DW T480 |
Operating
Weight |
Box |
kg |
1,189 |
1,491 |
1,816 |
2,062 |
2,626 |
2,841 |
3,981 |
| Open |
kg |
1,243 |
1,441 |
1,771 |
2,091 |
2,691 |
2,986 |
4,091 |
| Side |
kg |
1,248 |
1,341 |
1,761 |
2,105 |
2,431 |
2,492 |
3,779 |
| Length |
Box |
mm |
2,604 |
2,691 |
2,828 |
3,055 |
3,255 |
3,395 |
3,709 |
| Open |
mm |
2,604 |
2,691 |
2,828 |
3,055 |
3,255 |
3,395 |
3,709 |
| Side |
mm |
2,007 |
2,200 |
2,409 |
2,430 |
2,731 |
2,816 |
3,143 |
| Optimum Oil Flow |
l/min |
90-120 |
100-150 |
120-150 |
140-190 |
170-240 |
190-250 |
210-290 |
Setting Pressure
(Base Machine) |
bar
(kg/cm3) |
180-210 |
200-230 |
200-230 |
200-230 |
200-230 |
200-230 |
200-230 |
| Operation Pressure |
bar
(kg/cm3) |
150-170 |
160-180 |
160-180 |
160-180 |
160-180 |
160-180 |
160-180 |
| psi |
2,133-
2,418 |
2,276-2,560 |
2,276-2,560 |
2,276-2,560 |
2,276-2,560 |
2,276-2,560 |
2,276-
2,560 |
| Rod Diameter |
mm |
125 |
135 |
140 |
150 |
155 |
165 |
175 |
| Impact Rate |
bpm |
350-650 |
350-600 |
350-500 |
300-450 |
300-450 |
250-400 |
200-350 |
| Hose Diameter |
inch |
1 |
1 |
1 |
1 |
1 1/4 |
1 1/4 |
1 1/4 |
| Base Machine Weight |
ton |
15-18 |
18-21 |
18-26 |
25-30 |
28-35 |
30-45 |
40-55 |
| Impact Energy Class |
joule |
3,000 |
4,000 |
5,200 |
5,500 |
7,000 |
9,000 |
12,000 |
| ¡Ø The above specifications are subject to change without prior notice for quality improvement. |
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