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GB HYDRAULIC BREAKERS
Specifications
Sound reducing effect of up to 6 Db(A)~10Db
compared with those fitted with the standard type breakers.
· Superior Power/Efficiency
· Reliable Availability
· High Productivity
· Extended Durability
· Simple & Easy Maintenance
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| Description | Unit | GBM90L | GB1TL | GB2TL | GB3TL | GB4TL | GB5TL | GB6TL | GB8ATL (GB7TL) |
GB8TL | GB11TL | GB14TL | |
| Oil flow rate | Lit/min (gpm) |
20∼35 (5∼9) |
24∼50 (6∼13) |
34∼60 (9∼16) |
40∼80 (10∼21) |
45∼85 (12∼22) |
85∼110 (22∼29) |
110∼120 (26∼32) |
120∼150 (32∼40) |
120∼150 (32∼40) |
160∼230 (42∼61) |
190∼250 (50∼66) |
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| Operating oilPressure |
bar (psi) |
80∼100 (1,176~ 1,470) |
90∼120 (1,323~ 1,764) |
95∼130 (1,396~ 1,911) |
100∼140 (1,470~ 2,058) |
130∼150 (1,911~ 2,205) |
150∼170 (2,205~ 2,499) |
150∼170 (2,205~ 2,499) |
160∼180 (2,352~ 2,646) |
160∼180 (2,352~ 2,646) |
160~180 (2,352~ 2,646) |
160∼185 (2,352∼ 2,719) |
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| System relief |
Bar (psi) |
150 (2,175) |
150 (2,175) |
160 (2,350) |
160 (2,350) |
180 (2,610) |
200 (2,900) |
200 (2,900) |
210 (3,045) |
210 (3,045) |
210 (3,045) |
210 (3,045) |
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| Blows per minute |
bpm | 650∼1,200 | 550∼1,100 | 450∼1,000 | 475∼950 | 480∼850 | 450∼780 | 420∼700 | 350∼680 | 320∼660 | 280∼550 | 280∼400 | |
| Impact energy |
joule (foot- pounds) |
225 (165) |
325 (239) |
600 (442) |
700 (516) |
1,275 (940) |
2,000 (1,475) |
2,950 (2,175) |
4,500 (3,318) |
5,000 (3,687) |
6,100 (4,498) |
8,900 (6,563) |
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| Tool diameter |
mm (inch) |
45 (1.77) |
60 (2.36) |
70 (2.75) |
75 (2.95) |
90 (3.54) |
100 (3.93) |
125 (4.92) |
135(5.31) | 140 (5.51) |
155 (6.10) |
160 (6.29) |
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| Oil horse diameter |
mm (inch) |
13 (1/2) |
13 (1/2) |
13 (1/2) |
13 (1/2) |
19 (3/4) |
19 (3/4) |
25 (1) |
25 (1) |
25 (1) |
32 (1 1/4) |
32 (1 1/4) |
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| Operating weight |
Low noise box type (with Mounting Cap) |
Kg (Ib) |
105 (230) |
180 (390) |
300 (660) |
380 (830) |
580 (1,270) |
860 (1,890) |
1,180 (2,600) |
1,470 (3,230) |
1,680 (3,700) |
2,350 (5,170) |
2,750 (6,060) |
| Side Plate type (with Mounting Cap) |
Kg (lb) |
90 (198) |
176 (380) |
320 (700) |
394 (860) |
570 (1,250) |
830 (1,820) |
1,230 (2,700) |
1,580 (3,470) |
1,790 (3,930) |
2,530 (5,560) |
2,940 (6,460) |
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| Height with tool |
mm (inch) |
1,046 (41.2) |
1,180 (46.4) |
1,362 (53.6) |
1,441 (56.7) |
1,760 (69.3) |
1,985 (78.1) |
2,224 (87.5) |
2,301 (90.6) |
2,366 (93.1) |
2,728 (107.4) |
2,820 (111) |
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| 85 dB(A) Radius |
Low noise box type |
m | 7 | 8 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| Side Plate type |
m | 12 | 13 | 16 | 18 | 21 | 31 | 33 | 35 | 37 | 42 | 43 | |
| Weight of carrier Min/Max |
Ton (lbs) |
0.8∼3.0 (1,760∼ 6,600) |
1.5∼4.0 (3,300∼ 8,800) |
2.5∼7.5 (5,500∼ 16,500) |
5∼9 (16,000∼ 19,800) |
6∼11 (13,200∼ 24,200) |
9∼17 (19,500∼ 37,000) |
13∼22 (29,000∼ 48,000) |
18~25 (40,000~ 55,000) |
20~30 (44,000∼ 66,000) |
28~35 (61,000~ 77,000) |
32~45 (70,400~ 99,000) |
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| Back head sealed gas pressure | Bar (psi) |
14 (203) |
14 (203) |
16.3 (236) |
16.3 (236) |
16.3 (236) |
16.3 (236) |
16.3 (236) |
16.3 (236) |
16.3 (236) |
16.3 (236) |
16.3 (236) |
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| Bucket Capacity | cbm | 0.06~0.1 | 0.08~0.15 | 0.15~0.25 | 0.2~0.35 | 0.25~0.45 | 0.4~0.7 | 0.5~0.8 | 0.7~1.0 | 0.8~11 | |||
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Accumulator sealed gas pressure |
Bar (psi) |
57 (826) |
57 (826) |
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