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SEW-Eurodrive
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SEW-Eurodrive X Series User Manual
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*26012677_0620*
Drive Technology \ Drive Automation \ System Integration \ Services
Assembly and Operating
Instructions
Explosion-Proof Industrial Gear Units
X.. Series Helical and Bevel-Helical Gear Units
Torque Classes from 6.8kNm – 475 kNm
Edition 06/2020
26012677/EN
2
Table of Contents
Contents
3
1 General information
8
1.1 About this documentation
8
1.2 Structure of the safety notes
8
1.2.1 Meaning of signal words
8
1.2.2 Structure of section-related safety notes
8
Meaning of the hazard symbols
9
1.2.3 Structure of embedded safety notes
9
1.3 Rights to claim under limited warranty
9
1.4 Decimal separator in numerical values
9
1.5 Product names and trademarks
10
1.6 Copyright notice
10
2 Safety notes
11
2.1 Preliminary information
11
2.2 Duties of the user
11
2.3 Target group
12
2.4 EAC marking
12
2.5 General information
13
2.6 Designated use
13
2.7 Other applicable documentation
14
2.8 Safety symbols on the gear unit
15
2.9 Symbols on the dimension sheet
20
2.10 Symbols on the packaging
21
2.11 Transport
22
2.11.1 General information
22
2.11.2 Universal housing /HU
24
2.11.3 Horizontal housing /HH
25
Sizes X100 – 210
25
Sizes X220 – 320
25
2.11.4 Thermal housing /HT
26
2.11.5 Agitator housing /HA
27
2.11.6 Gear units with motor adapter
28
Universal and horizontal housing /HU/HH
28
Agitator housing /HA
29
2.11.7 Gear units with V-belt drive
30
2.11.8 Gear units on swing base/base frame
31
2.12 Storage and transport conditions
32
2.12.1 Internal conservation
32
Standard corrosion protection
32
Long-term corrosion protection
32
2.12.2 Exterior corrosion protection
32
2.12.3 Packaging
32
Standard packaging
32
Long-term packaging
32
2.12.4 Storage conditions
33
3 Basic gear unit structure
34
3.1 X.. series nameplate
34
3.2 Type designations
35
3.2.1 Gear units
35
3.2.2 Oil supply systems
36
3.2.3 Flange couplings
37
3.2.4 Abbreviations for optional accessories
37
3.3 Mounting position
38
3.3.1 Definition
38
3.3.2 Deviating mounting positions
41
X.F..
41
X.K..
41
X.T..
42
3.4 Mounting surface
43
3.5 Shaft position
44
3.5.1 X.F..
44
3.5.2 X.K..
44
3.5.3 X.T..
45
Sizes X100 – 210
45
Sizes X220 – 250
45
3.6 Mounting positions and standard mounting surfaces
46
3.7 Fixed and variable pivoted mounting positions
49
3.7.1 Fixed pivoted mounting position
50
Definition:
50
Example:
50
3.7.2 Variable pivoted mounting position
51
Definition:
51
Example:
51
3.7.3 Combination of variable and fixed pivoted mounting positions
53
Example:
53
3.8 Corresponding directions of rotation
54
3.8.1 X.F..
54
3.8.2 X.K..
55
Standard
55
Direction of rotation reversal
55
3.8.3 X.T..
56
Standard
56
Direction of rotation reversal
56
3.9 Housing design
57
3.9.1 Horizontal housing /HH
57
Single-piece housing
57
Two-piece housing
57
3.9.2 Universal housing /HU
58
Single-piece housing
58
Two-piece housing
58
3.9.3 Thermal housing /HT
59
3.9.4 Agitator housing/HA
59
3.10 Combination overview of housing types and options
60
3.10.1 Horizontal housing /HH and universal housing /HU
60
Horizontal mounting position M1
60
Vertical mounting position M5
61
3.10.2 Thermal housing /HT
62
3.10.3 Agitator housing /HA
63
3.11 Gearing and shafts
63
3.12 Input and output shafts
64
3.12.1 Input shaft
64
3.12.2 Output shaft as a solid shaft with key /..S
65
3.12.3 Smooth output shaft /..R
65
3.12.4 Output shaft as a splined solid shaft /..L
66
3.12.5 Output shaft as a hollow shaft with keyway /..A
67
3.12.6 Output shaft as a hollow shaft with shrink disk /..H
67
3.12.7 Output shaft as a splined hollow shaft /..V
68
3.12.8 Gear unit mounting for hollow shaft gear units
68
3.12.9 Hollow shaft gear unit with TorqLOC®
69
3.13 Sealing system
70
3.13.1 Input shaft
70
Non-regreasable seal
70
Regreasable seal
70
3.13.2 Output shaft
71
Non-regreasable seal
71
Regreasable seal
72
3.13.3 Position of lubrication points
73
Universal housing HU / horizontal housing HH / thermal housing HT
73
Grease nipple on gear unit cover
73
Example
73
Grease nipple on the top side of the gear unit
73
Example
73
Agitator housing /HA
74
3.13.4 Drywell sealing system
75
3.14 Coating and surface protection systems
76
3.15 Lubrication
78
3.15.1 Type of lubrication
78
Splash lubrication
78
Bath lubrication
78
Pressure lubrication
78
3.16 Reversible gear units
79
4 Design of options and accessories
80
4.1 Oil expansion tank /ET
80
4.1.1 Universal housing /HU
81
4.1.2 Agitator housing /HA
82
4.2 Shaft end pump /SEP
83
4.2.1 Position of the shaft end pump
84
Overview: Position of shaft end pump
84
Shaft end pump for agitator housing
85
4.3 Motor pump /ONP
85
4.4 Motor pump ONP1/ONP1L
85
4.5 Torque arm /T
86
4.6 Flange coupling with cylindrical interference fit /FC-S
87
4.7 Flange coupling with keyway /FC-K
88
4.8 Mounting flange /F
89
4.8.1 B14
89
4.8.2 B5
89
4.9 Backstop /BS
90
4.10 Motor adapter /MA
91
4.11 V-belt drives /VBD
93
4.12 Drive packages on a steel frame
94
4.12.1 Swing base /SB
94
Example: Swing base with coupling
94
4.12.2 Base frame /BF
95
Example: Base frame with coupling
95
4.13 Type of cooling
96
4.13.1 Fan cooling
96
4.13.2 Built-in cooling
96
4.13.3 Circulation cooling
96
4.14 Fan /FAN
96
4.14.1 X.F.. Radial fan basis
96
4.14.2 X.F.. Radial fan basis
97
4.14.3 X.K.. Radial fan basis
97
4.14.4 X3K.. Diagonal fan basis
98
4.14.5 Axial fan basis
99
Universal housing HU / horizontal housing HH / thermal housing HT
99
Agitator housing /HA
99
4.15 Water cooling cover /CCV
100
4.15.1 Structure
100
4.15.2 Technical data
101
4.16 Water cooling cartridge /CCT
102
4.16.1 Structure
102
4.16.2 Technical data
103
4.17 Oil-air cooler for splash lubrication /OAC
104
4.18 Oil-air cooler for splash lubrication /OAC1
104
4.19 Oil-air cooler for pressure lubrication /OAP
104
4.20 Oil-air cooler for pressure lubrication /OAP1
104
4.21 Oil-water cooler for splash lubrication /OWC
104
4.22 Oil-water cooler for pressure lubrication /OWP
105
4.23 Oil heater /OH
105
4.23.1 Structure
105
4.24 Pressure switch /PS
106
4.25 Temperature sensor /PT100
106
4.26 Temperature switch /NTB
107
4.27 Temperature switch /TSK
107
4.28 Breather /BPG
108
4.28.1 Breather made of steel
108
Structure
108
4.28.2 Desiccant breather filter /DC
108
4.29 Float switch
109
5 Checklist
110
5.1 Before startup
110
5.2 During startup
110
6 Installation/assembly
111
6.1 Required tools/resources
111
6.2 Tolerances
111
6.2.1 Shaft end
111
6.2.2 Hollow shaft
111
6.2.3 Mounting flange
111
6.3 Important information
112
6.4 Prerequisites for installation
116
6.4.1 Extended storage
116
6.5 Installing the gear unit
117
6.5.1 Tightening torques: Gear unit mounting of foot-mounted design
118
6.5.2 Tightening torques: Retaining screws of gear unit mount-on parts
118
6.5.3 Aligning the shaft axis
119
6.6 Gear unit mounting in potentially explosive atmospheres
119
6.7 Gear units and gearmotors in equipment groups I and II
120
6.7.1 Temperature information
121
Temperature class
122
Ambient temperature
123
Surface temperature
123
6.7.2 Degree of protection
124
6.7.3 Ambient conditions
124
6.7.4 Output power and output torque
124
6.7.5 Special designs
124
6.8 Filling gear units with oil / delivered without oil fill (standard)
125
6.8.1 Notes
125
6.8.2 Gear units with oil expansion tank /ET
126
6.8.3 Gear units with shaft end pump /SEP
127
Mounting position M1
128
Mounting position M4
129
Mounting position M5
131
Universal housing /HU
131
Agitator housing /HA
132
6.9 Gear units delivered with oil fill (option)
133
6.10 Gear units with solid shaft
134
6.10.1 Mounting input and output components
134
6.11 Flange coupling with cylindrical interference fit /FC-S
135
6.12 Flange coupling with keyway /FC-K
135
6.13 Dimensioning the customer hub of solid shaft gear units
135
6.14 Output shaft as hollow shaft with keyed connection /..A
136
6.14.1 General information
136
6.14.2 Dimensions of the machine shaft
137
6.14.3 Mounting the gear unit onto the machine shaft
138
Sizes X100 – 160
138
Sizes X170 – 320
141
6.14.4 Removing the gear unit from the machine shaft
144
Sizes X100 – 160
144
Sizes X170 – 320
147
6.15 Output shaft as a hollow shaft with shrink disk /..H
149
6.15.1 General information
149
6.15.2 Dimensions of the machine shaft
149
6.15.3 Mounting the gear unit onto the machine shaft
150
Sizes X100 – 160
150
Sizes X170 – 320
157
6.15.4 Disassembling the gear unit from the machine shaft
162
Sizes X100 – 160
162
Sizes X170 – 320
165
Cleaning and lubricating the shrink disk
168
6.16 Output shaft as a splined hollow shaft /..V
169
6.16.1 General information
169
6.16.2 Dimensions of the machine shaft
169
6.16.3 Mounting the gear unit onto the machine shaft
171
Size X100 – 160
171
Size X170 – 320
173
6.16.4 Disassembling the gear unit from the machine shaft
177
Sizes X100 – 160
177
Sizes X170 – 320
179
6.17 Hollow shaft gear unit with TorqLOC®
181
6.17.1 Removing the protection cover
181
6.17.2 Mounting to customer shaft without shaft shoulder
181
6.17.3 Mounting to customer shaft with shaft shoulder
187
6.17.4 Disassembling the customer shaft
194
6.17.5 Cleaning and lubricating the shrink disk
197
6.17.6 Installing the protection cover
198
6.18 Torque arm /T
199
6.19 Mounting flange /F
201
6.20 Couplings
202
6.20.1 Mounting tolerances
202
6.21 Motor adapter /MA
204
6.21.1 Maximum permitted motor weight
204
1. Maximum motor weight depending on gear unit design and mounting type
204
Horizontal gear units
204
X.F..
204
X.K..
204
X.T..
204
Vertical gear units
205
X.F..
205
X.K..
205
X.T..
205
Upright gear units
205
X.F..
205
X.K..
205
X.T..
205
2. Maximum motor weight depending on motor adapter size
206
6.21.2 Claw coupling
206
ROTEX® coupling
207
Displacement – Aligning the coupling
209
Displacement values
210
6.21.3 Attaching the motor to the motor adapter
211
6.21.4 Mounting 2 motors
212
Motor direction of rotation
212
6.22 V-belt drives /VBD
213
6.22.1 Maximum permitted motor weight
213
X.F..
213
X.K..
213
6.22.2 Mounting the V-belt drive
214
X.F..
218
X.K..
224
6.23 Base frame /BF
227
6.24 Swing base /SB
228
6.25 Motor pump /ONP
228
6.26 Motor pump ONP1/ONP1L
228
6.27 Fan /FAN
229
6.28 Water cooling cover /CCV
230
6.28.1 Notes on connection/installation
230
6.28.2 Removal
231
6.28.3 Cooling media
231
Permitted cooling media
231
Dirt
231
Corrosion
231
6.29 Water cooling cartridge /CCT
232
6.29.1 Notes on connection/installation
232
6.29.2 Removal
233
6.29.3 Requirements on the water quality
233
Water hardness
233
pH value
234
Cooling water assessment based on water substances
235
Types of cooling water/characteristics
236
Industrial water
236
Stream water and river water
236
Salt water
236
Brackish water
236
6.30 Oil-air cooler for splash lubrication /OAC
237
6.31 Oil-air cooler for splash lubrication /OAC1
237
6.32 Oil-air cooler for pressure lubrication /OAP
237
6.33 Oil-air cooler for pressure lubrication /OAP1
237
6.34 Oil-water cooler for pressure lubrication /OWP
238
6.35 Oil-water cooler for splash lubrication /OWC
238
6.36 Limit temperature for gear unit start
238
6.37 Oil heater /OH
239
6.37.1 Notes regarding the function of the oil heater
240
6.37.2 Thermostat
241
Electrical connection
241
Technical data
242
6.37.3 Oil level monitoring
243
6.37.4 Temperature sensors in heating elements
243
6.37.5 Temperature sensor for oil bath temperature
243
6.37.6 Connection power and electrical connection of resistor element
244
AC voltage/1‑phase/230 V/1 heating resistor
244
AC voltage/1‑phase/230 V/3 heating resistors
245
AC voltage/1‑phase/230 V/4 heating resistors
246
6.38 Pressure switch /PS
247
6.38.1 Notes
247
6.38.2 Dimensions
248
6.38.3 Electrical connection
248
6.38.4 Technical data
248
6.39 Temperature sensor /PT100
249
6.39.1 Information
249
6.39.2 Dimensions
249
6.39.3 Electrical connection
250
6.39.4 Technical data
250
6.40 Temperature sensor /PT100 (metallic)
251
6.40.1 Technical data
252
6.40.2 Electrical connection
252
6.41 Temperature switch /NTB
253
6.41.1 Notes
253
6.41.2 Dimensions
254
6.41.3 Electrical connection
254
6.41.4 Technical data
254
6.42 Temperature switch /TSK
255
6.42.1 Notes
255
6.42.2 Dimensions
256
6.42.3 Electrical connection
256
6.42.4 Technical data
256
6.43 Oil filter
257
6.44 Float switch
257
6.44.1 Dimensions
257
6.44.2 Technical data
258
6.44.3 Electrical connection
258
6.45 Brake
258
7 Startup
259
7.1 Important notes
259
7.1.1 Permitted external loads
261
7.2 Starting up gear units in potentially explosive atmospheres
261
7.3 Startup of gear units with long-term protection
262
7.3.1 Anti-corrosion agent
262
7.3.2 Breather
262
7.4 Shaft end pump /SEP
262
7.5 Motor pump /ONP
262
7.6 Motor pump ONP1/ONP1L
263
7.7 Desiccant breather filter /DC
263
7.7.1 Usage
263
7.8 Water cooling cover /CCV
264
7.9 Water cooling cartridge /CCT
265
7.10 Oil-air cooler for splash lubrication /OAC
265
7.11 Oil-air cooler for splash lubrication /OAC1
265
7.12 Oil-air cooler for pressure lubrication /OAP
266
7.13 Oil-air cooler for pressure lubrication /OAP1
266
7.14 Oil-water cooler for splash lubrication /OWC
266
7.15 Oil-water cooler for pressure lubrication /OWP
266
7.16 Oil heater /OH
267
7.17 Backstop /BS
268
7.18 Measuring the surface and oil temperatures
269
7.19 Starting up the gear unit at low ambient temperatures
269
7.20 Gear unit shutdown / gear unit conservation
270
7.20.1 Internal conservation
271
7.20.2 External corrosion protection
271
8 Inspection/maintenance
272
8.1 Preliminary work regarding inspection and maintenance
272
8.2 Inspection and maintenance intervals
275
8.3 Lubricant change intervals
278
8.4 Checking the oil level
279
8.4.1 General information
279
8.4.2 Standard procedure
279
Oil dipstick
279
Oil sight glass
280
Oil level glass
280
8.4.3 Procedure for gear units with oil expansion tank /ET
281
8.4.4 Notes on the procedure for fixed and variabel pivoted mounting positions
282
Fixed pivoted mounting positions
282
Procedure
282
Variable pivoted mounting positions
282
Procedure
282
Information sign
283
Combination of fixed and variable pivoted mounting positions
284
Procedure
284
Information sign
285
8.5 Checking the oil consistency
286
8.6 Changing the oil
287
8.6.1 Notes
287
8.6.2 Basic gear unit
288
8.6.3 Gear units with oil expansion tank /ET
289
8.6.4 Gear units with shaft end pump /SEP
292
8.7 Breather /BPG
293
8.7.1 Checking and cleaning the breather
293
8.7.2 Desiccant breather filter /DC
293
Disposal
293
8.8 Refilling grease
294
8.9 Relubricating the bearing for drywell sealing systems
294
8.9.1 Universal housing HU
295
8.9.2 HU universal housing with EBD
296
8.9.3 Agitator housing HA
297
8.10 Motor pump /ONP
298
8.11 Motor pump ONP1/ONP1L
298
8.12 Shaft end pump /SEP
298
8.13 Fan /FAN
299
8.14 Axial fan
299
8.14.1 Universal and horizontal housing /HU,HH
300
Size X100 – 250
300
Size X260 – 320
301
8.14.2 Thermal housing /HT
302
Removing the fan guards
302
1. Fan guard A
302
2. Fan guards B, C, D
303
Mounting the fan guards
303
1. Fan guards B, C
304
2. Fan guard A
304
8.15 Water cooling cover /CCV
307
8.15.1 Safety notes
307
8.15.2 Disassembly
308
8.16 Water cooling cartridge /CCT
309
8.16.1 Maintenance intervals
309
8.16.2 Cleaning
309
Safety notes
309
Expansion
310
Cleaning the inside of the water cooling cartridge
311
8.17 Oil-air cooler for splash or bath lubrication /OAC
312
8.18 Oil-air cooler for splash or bath lubrication / OAC1
312
8.19 Oil-air cooler for pressure lubrication /OAP
312
8.20 Oil-air cooler for pressure lubrication /OAP1
312
8.21 Oil-water cooler for splash or bath lubrication /OWC
313
8.22 Oil-water cooler for pressure lubrication /OWP
313
8.23 Oil heater /OH
314
8.24 Split housing
315
8.25 Oil filter
315
9 Permitted lubricants
316
9.1 Lubricant selection
316
9.2 Structure of the tables and abbreviations
317
9.3 Explanation of the various lubricants
318
9.4 Explanations on external oil supply / oil cooling systems and oil viscosity
318
9.5 Lubricant tables
319
9.6 Lubricant fill quantities
322
9.6.1 Horizontal housing /HH and universal housing /HU
323
Mounting position M1
323
Mounting position M3
327
Mounting position M5
331
Mounting position M6
335
Additional oil quantity for universal housing HU with extended bearing distance (EBD)
339
Mounting position M2
340
Mounting position M4
343
9.6.2 Thermal housing /HT
348
9.6.3 Agitator housing /HA
349
Mounting position M5
349
9.7 Sealing greases/rolling bearing greases
350
10 Malfunctions/remedy
351
10.1 Troubleshooting information
351
10.2 Possible malfunctions/remedy
352
10.3 Service
353
10.4 Waste disposal
354
11 Declaration of conformity
355
12 Ex EAC certificates
358
13 Address list
360
Index
371
Other manuals for SEW-Eurodrive X Series
Assembling And Operating Instructions
348 pages
Addendum To The Assembly And Operating Instructions
24 pages
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SEW-Eurodrive X Series Specifications
General
Brand
SEW-Eurodrive
Model
X Series
Category
Industrial Equipment
Language
English
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