44
7.2.3 Lubrication and lubricant change of rolling element bearings
7.2.3.1 Oil lubrication
The rolling element bearings are usually lubricated with mineral oil.
7.2.3.1.1 Intervals
7.2.3.1.2 Oil quality
7.2.3.1.3 Oil quantity
Table 22: Oil quantity
DANG E R
Excessive temperatures caused by friction, impact or frictional sparks
Explosion hazard!
Fire hazard!
Damage to the pump set!
Regularly check the condition of the lubricant.
Temperature at the
bearing
First oil change
All subsequent oil
changes
11)
up to 70 °C
After 300 operating hours
After 300 operating hours
After 300 operating hours
After 8500 operating hours
After 4200 operating hours
After 2000 operating hours
70 °C - 80 °C
80 °C - 90 °C
Designation
Symbol to DIN
51502
Properties
Lubricating oil
to ISO VG 46
Kinematic viscosity
at 40 °C
°C
°C
46±4 mm ²/s
Flash point (to
Cleveland)
+175
Solidification point
(pour point)
-15
Application
temperature
12)
Higher than
permissible bearing
temperature
Bearing bracket
Oil quantity [l]
UP02
0.3
UP03
0.5
UP04
0.5
UP05
1.5
UP06
1.4
P08s
4.5
11) At least once a year
12) For ambient temperatures below -10 °C use a different suitable type of lubricating oil. Contact PUMPIRAN.
7 Servicing/Maintenance
Table 20: Oil change intervals
Table 21: Oil quality
