Danfoss APP series

62 | 180R9346 | AQ240486503020en-001702 © Danfoss | 2023.03
Operation guide Installation, Operation and Maintenance APP 53-92 pumps
BoWex-ELASTIC
®
Operating/Assembly instructions
Type HEW, HEW Compact and HEW-ZS
KTR-N
Sheet:
Edition:
40114 EN
2
of 22
7
Please observe protection
note ISO 16016.
Drawn:
2017-04-24 Shg/Hk
Replacing:
KTR-N dated 2013-06-10
Verified:
2017-04-24 Shg
Replaced by:
BoWex-ELASTIC
®
HEW is a highly flexible plug-in shaft coupling. It dampens torsional vibra-
tions, reduces shocks and insulates structure-borne noise.
The BoWex-ELASTIC
®
HEW coupling compensates for relatively large shaft displacements,
for example caused by inaccuracies in production, thermal expansion etc.
1 Technical data 3
2 Advice 6
2.1 Coupling selection 6
2.2 General advice 6
2.3 Safety and advice symbols 7
2.4 General hazard warnings 7
2.5 Intended use 7
2.6 Reference to EC Machinery Directive 2006/42/EC 8
3 Storage, transport and packaging 8
3.1 Storage 8
3.2 Transport and packaging 8
4 Assembly 8
4.1 Components of the couplings 8
4.2 Advice for finish bore 10
4.3 Assembly of the coupling 11
4.4 Displacements - alignment of the couplings 12
5 Start-up 15
6 Breakdowns, causes and elimination 16
7 Disposal 18
8 Spares inventory, customer service addresses 18
9 Enclosure A Advice and instructions regarding the use in potentially explosive
atmospheres 18
9.1 Intended use in hazardous locations 18
9.2 Inspection intervals for couplings in potentially explosive atmospheres 19
9.3 Inspection of torsional backlash 20
9.4 Standard values of wear 20
9.5 marking of coupling for potentially explosive atmospheres 21
9.6 EU Certificate of conformity 22
Table of contents