Table of Contents
Advertisement
4 | Compressor assembly
4.3 V-belt drive
4.4 Main bearing load
To prevent the belt drive overloading the compressor main bearing,
ensure that:
The force applied at the force engagement force by the belt
tension (see Fig. 6) must not exceed F
If the force engagement point shifts forwards (see Fig.6, small
point), the force F
F
D
max zul.
GB
F
I
4.5 Installation of electromagnetic clutch assembly
Tr
The following description applies for an electromagnetic clutch secured to a shaft.
To absorb the magnetic field of the electromagnetic clutch, the front bearing flange has a
Ru
snug fit Ø 95 f7 (see Fig. 7).
For the installation push the magnetic field on snugly and fasten with 2 cheese head screws
M6 x 16 (see Fig. 8). Screw tightening torque = 15 Nm.
Further assembly of the electromagnetic clutch according to the clutch manufacturer.
Fig. 7
10
ATTENTION Inappropriately designed belt drives, especially belt knocking
(offsets, inclinations) or excessive tensioning forces can cause
compressor damage! Make sure that the drive belt is designed
correctly, e.g. by using t ensioners and selecting the belt profile and
the belt length.
reduces as per the following formula:
max
245 kNmm
=
(90 mm + L
[mm])
1
95 f7
= 2750 N.
max
Bearing flange, front
Magnetic field
Fig. 6
F
= 2750 N
max
(M
= 245 kNmm)
bmax
Fig. 8
F
max
Advertisement
Table of Contents
