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GEARex

®

 

Operating/Assembly instructions 

KTR-N 
Sheet: 
Edition: 

40310 EN 
4 of 36 
15 

 

Please observe protection 

note ISO 16016. 

Drawn: 

2019-09-19 Pz/Wb 

Replacing: 

KTR-N dated 2017-01-02 

Verified: 

2019-09-19 Pz 

Replaced by: 

 

 

 

 

 

 

Illustration 1: Type FA 

Illustration 2: Type FB 

Illustration 3: Type FAB 

 
 
 

Table 1: Dimensions - FA, FB and FAB 

Size 

Pilot 
bore 

Max. 

finish 

bore 

d

1

, d

2

 

Dimensions [mm] 

Grease 
feeding 

2)

 

[dm

3

l

1

, l

2

 

l

1

, l

2

 

3)

 

E

FA

 

E

FB

 

E

FAB

 

L

FA

 

L

FB

 

L

FAB

 

L

3

 

D

A1

 

D

A2

 

1)

 

d

1)

 

10 

26 

50 

43 

105 

21 

12 

89 

107 

98 

55 

67 

111 

84 

74 

52 

0.02 

15 

26 

64 

50 

115 

15 

103 

115 

109 

59 

87 

152 

107 

84 

68 

0.04 

20 

31 

80 

62 

130 

31 

17 

127 

155 

141 

79 

108 

178 

130 

104 

85 

0.08 

25 

38 

98 

76 

150 

29 

17 

157 

181 

169 

93 

130 

213 

158 

123 

110 

0.12 

30 

44.5 

112 

90 

170 

33 

19 

185 

213 

199 

109 

153 

240 

182 

148 

130 

0.18 

35 

46 

133 

105 

185 

40 

23 

216 

250 

233 

128 

180 

280 

214 

172 

150 

0.22 

40 

52 

158 

120 

215 

42 

24 

246 

282 

264 

144 

214 

318 

250 

192 

175 

0.35 

45 

80 

172 

135 

245 

50 

29 

278 

320 

299 

164 

233 

347 

274 

216 

190 

0.45 

50 

80 

192 

150 

295 

56 

32 

308 

356 

332 

182 

260 

390 

309 

241 

220 

0.70 

55 

90 

210 

175 

300 

70 

39 

358 

420 

389 

214 

283 

425.5 

334 

275 

250 

0.90 

60 

100 

232 

190 

305 

84 

46 

388 

464 

426 

236 

312 

457 

365.5  316 

265 

1.15 

70 

100 

276 

220 

310 

10 

76 

43 

450 

516 

483 

263 

371 

527 

425 

360 

300 

1.50 

 
 

Table 2: Technical data - FA, FB and FAB 

Size 

Torque 

4)

 [Nm] 

Max. speed 

[rpm] 

Weight with max. bore [kg] 

Mass moment of 

inertia with max. 

bore [kgm

2

Dowel screws (10.9)/nuts 

T

KN

 

T

KN

 

(42 CrMo4) 

Sleeve 

Hub 

Total 

T

A

 [Nm] 

10 

930 

1580 

8500 

0.75 

0.55 

2.73 

0.00436 

M6 

15 

15 

2000 

3300 

6400 

1.88 

1.12 

6.38 

0.01894 

M8 

36 

20 

3500 

6300 

5400 

2.60 

2.09 

9.94 

0.04000 

M10 

72 

25 

6500 

11000 

4500 

4.43 

3.56 

16.83 

0.09749 

M12 

125 

30 

10000 

17400 

4000 

5.83 

6.18 

25.21 

0.18080 

M12 

125 

35 

17000 

28800 

3500 

9.71 

9.87 

41.25 

0.41419 

M14 

200 

40 

28500 

48500 

3100 

11.88 

16.07 

58.14 

0.75535 

M14 

200 

45 

37000 

62000 

3000 

15.72 

21.42 

77.08 

1.17590 

10 

M14 

200 

50 

51000 

86000 

2500 

25.66 

29.59 

114.40 

2.24991 

M18 

430 

55 

65000 

110000 

2300 

31.52 

40.30 

150.41 

3.45102 

14 

M18 

430 

60 

85000 

145000 

2100 

32.82 

52.96 

177.44 

4.16734 

14 

M18 

430 

70 

135000 

240000 

1850 

43.52 

85.77 

268.20 

9.32429 

16 

M20 

610 

1)  Space required to align the coupling and replace the gasket 
2)  Grease feeding for each coupling half 
3)  Hub lengthened max. l

1

, l

2

 

4)  Maximum torque of the coupling T

K max

 = rated torque of the coupling T

K rated

 x 2 

 
 
 
 
 

Technical data 

Summary of Contents for GEARex DA

Page 1: ...TR N dated 2017 01 02 Verified 2019 09 19 Pz Replaced by GEARex All steel gear couplings type FA FB FAB DA DB and DAB along with their combinations according to directive 2014 34 EU Type FA Type FB Ty...

Page 2: ...age of O rings 10 3 3 Transport and packaging 10 4 Assembly 10 4 1 Components of the couplings 11 4 2 Advice for finish bore 15 4 3 Assembly of the coupling general 16 4 4 Assembly of the types FA FB...

Page 3: ...d 2019 09 19 Pz Replaced by 10 Enclosure A Advice and instructions regarding the use in potentially explosive atmospheres 33 10 1 Intended use in potentially explosive atmospheres 33 10 2 Inspection i...

Page 4: ...20 389 214 283 425 5 334 275 250 0 90 60 100 232 190 305 8 84 46 388 464 426 236 312 457 365 5 316 265 1 15 70 100 276 220 310 10 76 43 450 516 483 263 371 527 425 360 300 1 50 Table 2 Technical data...

Page 5: ...223 864 1261 1063 643 608 825 720 480 470 7 50 130 300 500 440 25 415 220 905 1295 1100 660 684 950 805 520 520 9 00 140 380 550 460 20 430 225 940 1350 1145 685 750 1020 875 570 590 12 00 150 460 63...

Page 6: ...140 300 280 394 545 475 340 310 2 50 85 160 325 292 430 585 515 352 330 3 00 90 180 350 305 464 640 560 365 360 4 00 100 220 390 330 512 690 612 390 400 5 00 110 220 420 350 560 765 665 410 420 6 00...

Page 7: ...94 545 475 462 570 340 310 2 50 85 325 370 292 430 585 515 500 597 352 330 3 00 90 350 400 305 464 640 560 546 623 365 360 4 00 100 390 440 330 512 690 612 594 673 390 400 5 00 110 420 480 350 560 765...

Page 8: ...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 indicates notes...

Page 9: ...the selection instructions for the particular application see catalogue drive technology GEARex If the operating conditions performance speed modifications on engine and machine change the coupling se...

Page 10: ...ne etc In general the optimum storage condition is said to be welded in polyethylene bags with temperatures between 5 C to 20 C The O rings component 8 must not be stored being mounted to the hubs com...

Page 11: ...dual parts Before assembly the coupling has to be inspected for completeness Type FA FB and FAB Component Quantity Description 1 2 Hub 2 2 Sleeve 3 see table 2 Dowel screws 4 see table 2 Nut 5 1 Flat...

Page 12: ...DA DB and DAB Component Quantity Description 1 2 Hub 2 2 Sleeve 3 see table 4 Dowel screws 4 see table 4 Nut 5 1 Flat gasket 6 4 Washers DIN 7603 7 4 Screw plugs DIN 908 8 2 O ring material 70 NBR 9...

Page 13: ...t gasket 6 4 Washers DIN 7603 7 4 Screw plugs DIN 908 1 8 2 O ring material 70 NBR 13 1 Spacer 1 With size 10 cap screws DIN 7984 8 8 Illustration 17 GEARex type FH Type DH Component Quantity Descript...

Page 14: ...sket 6 2 Washers DIN 7603 7 2 Screw plugs DIN 908 1 8 1 O ring material 70 NBR 12 1 Flange hub 1 With size 10 cap screws DIN 7984 8 8 Illustration 19 GEARex type FR Type DR Component Quantity Descript...

Page 15: ...e make absolutely sure to observe the figures for dmax see chapter 1 Carefully align the hubs when the finish bores are drilled Please provide for a setscrew according to DIN EN ISO 4029 with a cup po...

Page 16: ...ed have to be primarily observed The operator of the machine should be provided with the dimensional drawing We recommend to inspect bores shaft keyway and feather key for dimensional accuracy before...

Page 17: ...tightening torque TA see table 9 an end plate or by shrinking Basically make sure with the assembly that the shaft hub connection is sealed such that grease cannot escape from the coupling Before fil...

Page 18: ...Screw the split cover together with the cap screws Extract the tightening torque from the dimensional drawing attached Lightly grease the O rings component 8 and insert in the corresponding keyway of...

Page 19: ...e of 90 versus each other Applying for type DH only Push the spacer component 13 between the two sleeves and align the fitting holes to be flush with the sleeves Insert the flat gasket component 5 and...

Page 20: ...with radial and angular displacement see tables 1 3 5 and 7 In order to ensure a long service life of the coupling the coupling must be aligned to at least 20 of the displacement combinations that ma...

Page 21: ...ss with a little finger falling down of solid foreign objects The cover may provide for openings intended for necessary heat dissipation These openings have to comply with DIN EN ISO 13857 The cover m...

Page 22: ...00 m are generally impermissible for potentially explosive atmospheres It also applies for multiple coatings exceeding an overall thickness of 200 m Make sure with painting or coating that the couplin...

Page 23: ...ing for grease filling or consult with KTR The upper half must be fully filled with grease In case if a dimensional drawing was prepared for the coupling the dimensions specified have to be primarily...

Page 24: ...ure the adjacent components must generally be considered If used other than intended the coupling can become a source of ignition EU directive 2014 34 EU requires special care by the manufacturer and...

Page 25: ...mponents and replace coupling components that have been damaged 4 Find out the reason for vibrations 5 Assemble new coupling components 6 Inspect alignment adjust if necessary Misalignment permissi bl...

Page 26: ...n and lubricate the new coupling size according to the GEARex operating mounting instructions Operating error of the unit 1 Set the unit out of operation 2 Disassemble the coupling and remove the resi...

Page 27: ...In order to ensure a long service life of the coupling and avoid damages on the coupling the quantities of grease specified for the different coupling sides and the intervals of replacement of grease...

Page 28: ...e of leakages escape of grease defective sealing elements have to be replaced immediately The coupling may be damaged if these hints are disregarded The grease escaped has to be fully collected and di...

Page 29: ...ing component 8 into the keyway of the sleeve component 2 Assemble the sleeves as per chapter 4 and 5 and start with the operation If O rings component 8 only are to be used the power packs to be comb...

Page 30: ...ash of Smax mm the coupling must be replaced Reaching the limits for replacing depends on the operating conditions and the existing operating parameters In order to ensure a long service life of the c...

Page 31: ...oupling may cause standstill of the drive and the overall machine Rotating particles may cause danger to life STOP With disassembly operation and maintenance of the coupling it has to be made sure tha...

Page 32: ...component 1 Please make use of proper pullers The shaft bearing must not be loaded In respect of environmental protection we would ask you to dispose of the packaging or products on termination of the...

Page 33: ...110 C T5 30 C to 75 C 95 C T6 30 C to 60 C 80 C Explanation The maximum surface temperatures each result from the maximum permissible ambient or operating temperature Ta plus the maximum temperature i...

Page 34: ...group IIC An inspection of the circumferential backlash and a visual inspection of the components must be performed after 1 000 operating hours for the first time at the latest after 3 months after st...

Page 35: ...if not possible differently for reason of space or functioning GEARex Year Deviating marking applies until 31st October 2019 Short marking II 2G c IIC T X II 2D c T X I M2 c X Complete marking II 2G c...

Page 36: ...th 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 ISO 80079 36 DIN EN ISO 80079...

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