Hydraulic Breaker RB Series

RB SERIES


The production of JAB RB series breaker is based on many years of experience and the use of high quality  material, which enables the equipment to resist the mechanical and thermic stress occurring under normal  working conditions.




Special Features

·Acceptable for large range of flow

·Wide carrier versatility

·Easy operation for not only operator but also carrier

·Decreasing maintenance cost with increasing life time by reducing friction of consumable parts

·Low recoil system for carrier operator’s agreeable condition

·Option : Auto lubricant system

  • RB15
  • RB18
  • RB21
  • RB25
  • RB26
  • RB28
  • RB38
  • RB48
  • RB68

DESCRIPTION

Unit

RB15

RB18

RB21

Operating Weight

(Tool + M/ T Cap)

Kg

1,123

1,500

1,874

lb

2,476

3,307

4,131

Main Body Weight

Kg

446

630

830

Tool Size

[Diameter/ Weight]

mm

115

120

130

Kg

82

85

100

bar

135 ~ 145

135 ~ 145

135 ~ 145

Operating Pressure

psi

1,957 ~

2,100

1,957 ~

2,100

1,957 ~

2,100

Setting Pressure

(Machine)

bar

175

175

175

psi

2,538

2,538

2,538

Impact Rate

bpm

350 ~ 550

400 ~ 500

350 ~ 500

N2-Gas

(Accumulator)

bar

/psi

45 /652

Back pressure

bar

/psi

5 /72

Required Oil Flow

l/min

70 ~ 110

110 ~ 150

120 ~ 160

g/min

18.5~29

29~40

31. ~42.2

Min

ton

/lbs

13/28,660

18/39,683

18/39,683

Suitable

Excavator

Max

ton

/lbs

20/

44,092

25/

55,116

30/

66,139

Suitable

ton

/lbs

15/33,069

18/39,683

20/44,092

  • RB25
  • RB26
  • RB28

DESCRIPTION

Unit

RB25

RB26

RB28

Operating Weight

(Tool + M/ T Cap)

Kg

1,910

1,920

2,396

lb

4,211

4,233

5,282

Main Body Weight

Kg

830

830

1,006

Tool Size

[Diameter/ Weight]

mm

130

135

140

Kg

100

110

128

bar

135 ~ 145

135 ~ 145

135 ~ 145

Operating Pressure

psi

1,957 ~

2,100

1,957 ~

2,100

1,957 ~

2,100

Setting Pressure

(Machine)

bar

175

175

175

psi

2,538

2,538

2,538

Impact Rate

bpm

350 ~ 500

350 ~ 500

350 ~ 520

N2-Gas

(Accumulator)

bar

/psi

45 /652

Back pressure

bar

/psi

5 /72

Required Oil Flow

l/min

120 ~ 160

120 ~ 160

160 ~ 230

g/min

31.7 ~42.2

31.7~42.2

42.2~60.7

Min

ton

/lbs

18/39,683

18/39,683

26/57,320

Suitable

Excavator

Max

ton

/lbs

30/

66,139

30/

66,139

38/

83,776

Suitable

ton

/lbs

20/44,092

20/44,092

30/66,139

  • RB38
  • RB48
  • RB68

DESCRIPTION

Unit

RB38

RB48

RB68

Operating Weight

(Tool + M/ T Cap)

Kg

3,006

3,920

4,682

lb

6,627

8,642

10,321

Main Body Weight

Kg

1,299

1,720

2,208

Tool Size

[Diameter/ Weight]

mm

155

170

180

Kg

170

228

290

bar

140 ~ 150

150 ~ 160

150 ~ 160

Operating Pressure

psi

2,030 ~

2,175

2,175 ~

2,320

2,175 ~

2,320

Setting Pressure

(Machine)

bar

185

190

190

psi

2,683

2,756

2,756

Impact Rate

bpm

320 ~ 420

300 ~ 400

250 ~ 350

N2-Gas

(Accumulator)

bar

/psi

45 /652

Back pressure

bar

/psi

5 /72

Required Oil Flow

l/min

170 ~ 240

190 ~ 250

220 ~ 350

g/min

44.9~63.4

50.2~66

58.1~92.4

Min

ton

/lbs

33/72,753

43/94,799

52/114,640

Suitable

Excavator

Max

ton

/lbs

48/

105,822

63/138,891

75/165,347

Suitable

ton

/lbs

36/79,366

48/105,822

55/121,254


DESCRIPTION

Unit

RB15

RB18

RB21

RB25

RB26

RB28

RB38

RB48

RB68

Operating Weight

(Tool + M/ T Cap)

Kg

1,123

1,500

1,874

1,910

1,920

2,396

3,006

3,920

4,682

lb

2,476

3,307

4,131

4,211

4,233

5,282

6,627

8,642

10,321

Main Body Weight

Kg

446

630

830

830

830

1,006

1,299

1,720

2,208

Tool Size

[Diameter/ Weight]

mm

115

120

130

130

135

140

155

170

180

Kg

82

85

100

100

110

128

170

228

290

bar

135 ~ 145

135 ~ 145

135 ~ 145

135 ~ 145

135 ~ 145

135 ~ 145

140 ~ 150

150 ~ 160

150 ~ 160

Operating Pressure

psi

1,957 ~

2,100

1,957 ~

2,100

1,957 ~

2,100

1,957 ~

2,100

1,957 ~

2,100

1,957 ~

2,100

2,030 ~

2,175

2,175 ~

2,320

2,175 ~

2,320

Setting Pressure

(Machine)

bar

175

175

175

175

175

175

185

190

190

psi

2,538

2,538

2,538

2,538

2,538

2,538

2,683

2,756

2,756

Impact Rate

bpm

350 ~ 550

400 ~ 500

350 ~ 500

350 ~ 500

350 ~ 500

350 ~ 520

320 ~ 420

300 ~ 400

250 ~ 350

N2-Gas

(Accumulator)

bar

/psi

45 /652

Back pressure

bar

/psi

5 /72

Required Oil Flow

l/min

70 ~ 110

110 ~ 150

120 ~ 160

120 ~ 160

120 ~ 160

160 ~ 230

170 ~ 240

190 ~ 250

220 ~ 350

g/min

18.5~29

29~40

31. ~42.2

31.7 ~42.2

31.7~42.2

42.2~60.7

44.9~63.4

50.2~66

58.1~92.4

Min

ton

/lbs

13/28,660

18/39,683

18/39,683

18/39,683

18/39,683

26/57,320

33/72,753

43/94,799

52/114,640

Suitable

Excavator

Max

ton

/lbs

20/

44,092

25/

55,116

30/

66,139

30/

66,139

30/

66,139

38/

83,776

48/

105,822

63/138,891

75/165,347

Suitable

ton

/lbs

15/33,069

18/39,683

20/44,092

20/44,092

20/44,092

30/66,139

36/79,366

48/105,822

55/121,254

※ Above specifications are subject to change without prior notice for the improvement in quality.