Oil Lubrication - Harmonic Drive HFUS-2A Series Engineering Data

Special Operating Demands
Table 33.1 shows examples of lubricants for special operating demands. In individual cases other lubricants may be
recommendable, and special limit values may have to be considered for product calculations at extended operating
temperatures. Please ask Harmonic Drive AG for more information.
Table 33.1
Application
Broadband temperature range
Low temperature
High temperature
Food-/pharmaceutical industry
Notes:
1) Operating temperature = Lubricant temperature
User specific prototype tests recommended
2)
Applicability confirmed for all Harmonic Drive® catalogue products with cup type Flexspline for size 14 and up. 1 kg bundles available at HDAG
3)
4) NSF-H1 certification. Applicability confirmed for HFUC-XX, CPU-XX, HFUS-XX, CPL-XX, CHA-XX with i=100 at full usage of the catalogue performance
data. Please consult Harmonic Drive AG for i>100 applicable. For food/ pharmaceutical compatibility, grease change is necessary for output- and support
bearings, if used. 400 g bundles available at Harmonic Drive AG.
5) Recommended for applications requiring best possible efficiency at low temperatures. Not suitable for high output torque.

4.6.2 Oil Lubrication

Harmonic Drive® units with oil lubrication are customer specific solutions. Oil quantity and change interval are specified
individually.
Table 33.2
Manufacturer
Designation
Please note the information in section 5.5.4.
1019658 11/2014
Lubricants for special operating demands
Type
Grease
Grease
Oil
Grease
Oil
Grease
Shared lubricating oils
Klüber
Syntheso D 68 EP Mobilgear 600 XP 68
Manufacturer, Designation
Harmonic Drive®, Flexolub-A1
Harmonic Drive®, Flexolub-M0
Mobil, Mobil Grease 28
Mobil, Mobil SHC 626
Bechem, Berulub FG-H 2 SL
Mobil Castrol
Optigear BM 68
Operating temperature range 1)
-40° C ... +120° C
3)
-50° C ... +120° C
2)5)
-55° C ... +160° C
2)
-15° C ... +140° C
2)
-40° C ... +120° C
2)4)
Shell
Omala S2 G 68
33