JBN SERIES Internal Valve Type

JBN SERIES (Internal Valve Type)


JAB Co., Ltd. says its new JBN Series breaker features nitrogen gas-assisted operation for improved efficiency.
Our soundproofing system is designed to prevent any damage caused by operating vibration which could otherwise be detrimental to both carrier and breaker itself.
* Korean Rock Breaker Manufacturer


Special Features

· Box typed housing design

· Soundproofing system for downtown area under construction

· Polyurethane buffers reduces noise and absorbs vibration

· MC Nylon plates are designed for fit tight on surrounded four sides

· Low recoil movements for operator’s safe condition

· High impact energy & Low noise level

· High performance ability & Low maintenance cost

· Total 22 models of silenced type

· Option item : Auto lubricant system.

· Korean rock breaker manufacturer

  • JBN40
  • JBN45
  • JBN53
  • JBN60
  • JBN70
  • JBN75
  • JBN90
  • JBN100

LIGHT WEIGHT BREAKERS  Internal Valve type (With Accumulator)

Description＼Model

Unit

JBN40

JBN45

JBN53

JBN60

Operating

Silenced

Kg

115

125

180

250

lb

254

276

397

551

Weight

(Tool + M / C)

Open Top

Kg

110

120

160

225

lb

243

265

353

496

Main Body Weight

Kg

50

60

86

112

Tool

Weight

Kg

4

6.0

9

12

(Moil type)

Diameter

mm

40

45

53

60

Operating Pressure

(Breaker)

bar

80 ~ 100

80 ~ 100

90 ~ 120

100 ~ 130

psi

1,160 ~ 1,450

1,160 ~ 1,450

1,305 ~ 1,740

1,450 ~ 1,885

Setting Pressure

(Machine)

bar

150

150

150

160

psi

2,175

2,175

2,175

2,320

Impact Rate

bpm

800 ~ 1,400

700 ~ 1,200

600 ~ 1,100

500 ~ 1,000

Accumulator Pressure

(N2-Gas)

bar / psi

NONE ACCUMULATOR

Back Head Pressure

(N2-Gas)

bar / psi

14 / 203

14 / 203

16 / 232

16 / 232

Required Oil Flow

l / min

15 ~ 30

20 ~ 35

25 ~ 50

30 ~ 60

g / min

3.9 ~ 7.9

5.3 ~ 9.2

6.6 ~ 13.2

7.9 ~ 15.8

Min

ton

0.8

1.2

2.5

3

Suitable

Excavator

Max

ton

2.5

3

4.5

5.5

Suitable

ton

1

2

3

5
  • JBN70
  • JBN75
  • JBN90
  • JBN100

Description＼Model

Unit

JBN70

JBN75

JBN90

JBN100

Operating

Silenced

Kg

310

380

570

890

lb

683

838

1,257

1,962

Weight

(Tool + M / C)

Open Top

Kg

324

380

613

850

lb

714

838

1,351

1,874

Main Body Weight

Kg

156

192

266

434

Tool

Weight

Kg

20

25

41

59

(Moil type)

Diameter

mm

70

75

90

100

Operating Pressure

(Breaker)

bar

95 ~ 130

100 ~ 140

130 ~ 160

150 ~ 170

psi

1,377 ~ 1,885

1,450 ~ 2,030

1,885 ~ 2,320

2,175 ~ 2,465

Setting Pressure

(Machine)

bar

170

180

190

200

psi

2,465

2,610

2,755

2,900

Impact Rate

bpm

450 ~ 1,000

475 ~ 950

480 ~ 850

450 ~ 780

Accumulator Pressure

(N2-Gas)

bar / psi

NONE ACCUMULATOR

Back Head Pressure

(N2-Gas)

bar / psi

16 / 232

16 / 232

16 / 232

16 / 232

Required Oil Flow

l / min

34 ~ 60

40 ~ 80

45 ~ 85

85 ~ 110

g / min

8.9 ~ 15.8

10.5 ~ 21.1

11.8 ~ 22.4

22.4 ~ 29

Min

ton

3.5

6

6

10

Suitable

Excavator

Max

ton

7

9

13

17

Suitable

ton

6

7

10

14

Description＼Model

Unit

JBN40

JBN45

JBN53

JBN60

JBN70

JBN75

JBN90

JBN100

Operating

Silenced

Kg

115

125

180

250

310

380

570

890

lb

254

276

397

551

683

838

1,257

1,962

Weight

(Tool + M / C)

Open Top

Kg

110

120

160

225

324

380

613

850

lb

243

265

353

496

714

838

1,351

1,874

Main Body Weight

Kg

50

60

86

112

156

192

266

434

Tool

Weight

Kg

4

6.0

9

12

20

25

41

59

(Moil type)

Diameter

mm

40

45

53

60

70

75

90

100

Operating Pressure

(Breaker)

bar

80 ~ 100

80 ~ 100

90 ~ 120

100 ~ 130

95 ~ 130

100 ~ 140

130 ~ 160

150 ~ 170

psi

1,160 ~ 1,450

1,160 ~ 1,450

1,305 ~ 1,740

1,450 ~ 1,885

1,377 ~ 1,885

1,450 ~ 2,030

1,885 ~ 2,320

2,175 ~ 2,465

Setting Pressure

(Machine)

bar

150

150

150

160

170

180

190

200

psi

2,175

2,175

2,175

2,320

2,465

2,610

2,755

2,900

Impact Rate

bpm

800 ~ 1,400

700 ~ 1,200

600 ~ 1,100

500 ~ 1,000

450 ~ 1,000

475 ~ 950

480 ~ 850

450 ~ 780

Accumulator Pressure

(N2-Gas)

bar / psi

NONE ACCUMULATOR

Back Head Pressure

(N2-Gas)

bar / psi

14 / 203

14 / 203

16 / 232

16 / 232

16 / 232

16 / 232

16 / 232

16 / 232

Required Oil Flow

l / min

15 ~ 30

20 ~ 35

25 ~ 50

30 ~ 60

34 ~ 60

40 ~ 80

45 ~ 85

85 ~ 110

g / min

3.9 ~ 7.9

5.3 ~ 9.2

6.6 ~ 13.2

7.9 ~ 15.8

8.9 ~ 15.8

10.5 ~ 21.1

11.8 ~ 22.4

22.4 ~ 29

Min

ton

0.8

1.2

2.5

3

3.5

6

6

10

Suitable

Excavator

Max

ton

2.5

3

4.5

5.5

7

9

13

17

Suitable

ton

1

2

3

5

6

7

10

14

※ Above specifications are subject to change without prior notice for the improvement in quality. | Korean Rock Breaker Manufacturer


  • JBN125
  • JBN135
  • JBN140
  • JBN155

MID WEIGHT BREAKERS  Internal Valve type (With Accumulator)

Description＼Model

Unit

JBN125

JBN135

JBN140

JBN155

Operating

Silenced

Kg

1,200

1,700 

1,930 

2,400 

lb

2,646

3,748

4,255

5,291

Weight

(Tool + M / C)

Open Top

Kg

1,280

1,800

2,020

2,640

lb

2,822

3,968

4,453

5,820

Main Body Weight

Kg

520

682

812

1,114

Tool

(Moil type)

Weight

Kg

97

125

129

193

Diameter

mm

125

135

140

155

Operating Pressure

(Breaker)

bar

150 ~ 170

160 ~ 180

160 ~ 180

160 ~ 180

psi

2,175 ~ 2,465

2,320 ~ 2,610

2,320 ~ 2,610

2,320 ~ 2,610

Setting Pressure

(Machine)

bar

200

210

210

220

ps i

2,900

3,045

3,045

3,190

Impact Rate

bpm

420 ~ 730

350 ~ 680

280 ~ 550

280 ~ 550

Accumulator Pressure
(N2-Gas)

bar / psi

NONE ACCUMULATOR

60 / 870

Back Head Pressure
(N2-Gas)

bar / psi

16 / 232

16 / 232

16 / 232

16 / 232

Required Oil Flow

l / min

100 ~ 120

120 ~ 150

120 ~ 150

160 ~ 240

g / min

26.4~31.6

31.6 ~ 39.6

31.6 ~ 39.6

42.2 ~ 63.3

Min

ton

15

18

20

28

Suitable

Excavator

Max

ton

20

28

30

40

Suitable

ton

17

20

24

34

※ Above specifications are subject to change without prior notice for the improvement in quality. | Korean Rock Breaker Manufacturer