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BoWex-ELASTIC

®

 

Operating/Assembly instructions 

Type HEW, HEW Compact and HEW-ZS 

KTR-N 
Sheet: 
Edition: 

40114 EN 
3 of 24 

 

Please observe protection 

note ISO 16016. 

Drawn: 

2019-11-06 Pz 

Replacing: 

KTR-N dated 2019-08-13 

Verified: 

2019-11-06 Pz 

Replaced by: 

 

 

 

BoWex-ELASTIC

®

 type HEW1 and HEW2

 

 

 

 

Illustration 1: BoWex-ELASTIC

®

 type HEW1 

Illustration 2: BoWex-ELASTIC

®

 type HEW2 

 
 
 

Table 1: Dimensions - type HEW1 and HEW2 

Size 

Max. finish bore 

[mm] 

Dimensions [mm] 

d

2

 

d

3

 

D

2

 

z x M 

D

4

 

D

5

 

D

6

 

l

1

 

l

2

 

42 

48 

50 

68 

162 

M6 

146 

180 

85 

50 

45 

48 

48 

55 

68 

180 

M6 

164 

200 

92 

50 

45 

65 

65 

75 

96 

224 

M8 

205 

245 

125 

70 

55 

80 

80 

80 

124 

295.27 

M10 

266 

318 

130 

90 

70 

G 80 

85 

95 

124 

333.4 

M10 

302 

358 

145 

90 

80 

100 

100 

110 

152 

438.15 

M12 

350 

478 

158 

110 

80 

125 

125 

125 

192 

438.15 

16 

M12 

416 

478 

175 

140 

99 

G 125 

125 

125 

192 

489 

M12 

440 

530 

175 

140 

95 

150 

160 

160 

225 

542.9 

M16 

470 

585 

225 

150 

100 

G 150 

160 

160 

225 

542.9 

M16 

504 

585 

225 

150 

108 

200 

180 

200 

250 

641.35 

12 

M16 

568 

683 

280 

175 

149 

G 200 

180 

200 

200 

250 

12 

M16 

600 

683 

280 

175 

149 

 

Size 

Dimensions [mm] 

Weight with 

max. bore 

[kg] 

Mass moment of 

inertia [kgm

2

l

3

 

l

4

 

l

5

 

E

1

 

L

HEW1

 

L

HEW2

 

J

A

 

J

L

 

42 

15 

50 

42 

32 

132 

104 

4.3 

0.0121 

0.0015 

48 

17 

55 

45 

32 

137 

109 

5.5 

0.0204 

0.0019 

65 

28 

75 

63 

42 

187 

150 

13.2 

0.0752 

0.0071 

80 

17 

80 

70 

45 

215 

160 

19.7 

0.1449 

0.0285 

G 80 

22 

90 

78 

55 

235 

185 

25.9 

0.2748 

0.0422 

100 

14 

111.5 

113 

26 

57 

278 

207 

48.5 

0.8356 

0.1050 

125 

14 

170 

158 

45 

327 

67.2 

0.9498 

0.2617 

G 125 

14 

170 

158 

45 

327 

76.6 

1.4492 

0.3034 

150 

18 

150 

145 

70 

380 

110 

2.7206 

0.5303 

G 150 

18 

150 

145 

70 

380 

 

113.4 

2.7809 

0.5861 

200 

26 

220 

214 

85 

480 

 

195 

6.6418 

1.1406 

G 200 

26 

220 

214 

85 

480 

 

200 

6.6099 

1.3419 

 
 
 
 
 
 

Technical data 

Summary of Contents for BoWex-ELASTIC HEW Compact

Page 1: ...f 24 9 Please observe protection note ISO 16016 Drawn 2019 11 06 Pz Replacing KTR N dated 2019 08 13 Verified 2019 11 06 Pz Replaced by BoWex ELASTIC highly flexible flange coupling types HEW HEW Comp...

Page 2: ...tended use 8 2 5 Coupling selection 8 2 6 Reference to EC Machinery Directive 2006 42 EC 8 3 Storage transport and packaging 9 3 1 Storage 9 3 2 Transport and packaging 9 4 Assembly 9 4 1 Components o...

Page 3: ...125 192 438 15 16 M12 416 478 175 140 99 G 125 125 125 192 489 8 M12 440 530 175 140 95 150 160 160 225 542 9 6 M16 470 585 225 150 100 G 150 160 160 225 542 9 6 M16 504 585 225 150 108 200 180 200 25...

Page 4: ...90 125 40 T40 3000 9000 50 T50 150 450 50 T50 4000 12000 65 T65 180 540 65 T65 5000 15000 48 40 T40 200 600 G 125 40 T40 4000 12000 50 T50 230 690 50 T50 5200 16000 65 T65 280 840 65 T65 6500 20000 65...

Page 5: ...90 110 90 73 58 258 187 16 M12 40 2 0 152 0 087 125 365 125 125 235 192 205 365 120 140 150 90 68 328 240 12 M16 75 0 0 36 0 26 Table 4 Technical data HEW Compact Size Elastomer hardness Shore A Torq...

Page 6: ...2 100 110 90 438 15 8 M12 350 478 158 180 135 80 80 16 125 125 120 438 15 16 M12 416 478 175 225 180 80 99 18 G 125 125 120 489 8 M12 440 530 175 225 180 80 95 15 Size Dimensions mm Spacer HEW ZS LZ m...

Page 7: ...r serious bodily injuries that may result in death Warning of product damages This symbol indicates notes which may contribute to preventing material or machine damage General advice This symbol indic...

Page 8: ...ing to DIN 740 part 2 for the particular application see catalogue drive technology BoWex ELASTIC If the operating conditions performance speed modifications on engine and machine change the coupling...

Page 9: ...tive air humidity is less than 65 In order to avoid any injuries and any kind of damage always make use of proper transport and lifting equipment The couplings are packed differently each depending on...

Page 10: ...IC type HEW Compact Components of BoWex ELASTIC type HEW ZS Component Number Description 1 1 Elastomer part 2 1 Hub spec 3 1 Intermediate flange hub 4 1 Coupling flange 4 1 1 Additional flange 4 2 1 F...

Page 11: ...machining KTR supplies unbored or pilot bored coupling components and spare parts only upon explicit request of the customer These parts are additionally marked with the symbol Reference to unbored re...

Page 12: ...well as all screw connections must be secured against working loose additionally e g conglutinating with Loctite average strength Valid for type HEW ZS only size 100 to G 125 Screw the flange hub comp...

Page 13: ...Nm 14 69 120 120 250 If used in potentially explosive atmospheres the setscrews to fasten the hubs as well as all screw connections must be secured against working loose additionally e g conglutinatin...

Page 14: ...general standard figures that apply up to an ambient temperature of 80 C ensuring a sufficient service life of the BoWex ELASTIC coupling Displacement figures between the speeds specified have to be i...

Page 15: ...75 0 75 0 75 0 75 0 75 0 75 0 75 0 75 65 2 3 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 Perm angular displacement with n 3000 rpm Kw degree 40 3 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 50 3 0 4 0 4 0 4 0 4 0 4 0 4 0 4 0...

Page 16: ...er may only be taken off with standstill of the unit For covers with unlocked openings on the top face no light metals must be used if the couplings are used as equipment of equipment group ll if poss...

Page 17: ...r potentially explosive atmospheres Elimination Different operating noise and or vibrations occuring Micro friction by faulty alignment on the spline of the elastomer part Danger of ignition due to ho...

Page 18: ...nce by ozone too high ambient temperature etc causing a physical change of the elastomer part none 1 Set the unit out of operation 2 Disassemble the coupling and remove remainders of the elastomer par...

Page 19: ...s explosion group IIIA and IIIB are included in IIIC Temperature class Temperature class Ambient or operating temperature Ta 1 Max surface temperature 2 T4 30 C to 80 C 115 C T5 30 C to 60 C 95 C T6 3...

Page 20: ...be performed after 2 000 operating hours or at the latest after 18 months provided that the operating parameters remain the same If you note significant wear with the initial inspection so that it wo...

Page 21: ...nst accidental switch on Turn the hub opposite the direction of drive Here the elastomer part must not be axially displaced from its position of wear Mark elastomer part and hub see Illustration 16 Tu...

Page 22: ...void dangers with the use in potentially explosive atmospheres the shaft ends must be accurately aligned Please absolutely observe the displacement figures specified see tables 13 and 14 If the figure...

Page 23: ...arking is only made if not possible differently for reason of space or functioning BoWex ELASTIC Year Deviating marking applies until 31st October 2019 Short marking II 2GD c IIB T X Complete marking...

Page 24: ...ith the general safety and health requirements according to enclosure II of directive 2014 34 EU The coupling described in here complies with the specifications of the following standards rules DIN EN...

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