9 Connection
9.3 Insulating the pump
9.3 Insulating the pump
Personnel qualification:
o
Fitter
Personal protective equipment:
o
Work clothing
o
Protective gloves
o
Safety boots
Aids:
o
Insulation material
WARNING
Hot surface.
Touching of uninsulated hot surfaces results in burns.
► Insulate components and pipings in which hot liquids (> 60 °C) flow before commissioning.
Before commissioning insulate all potentially hot surfaces of the pump and the connected piping
carefully or equip them with suitable contact protection.
9.4 Assembling the pump and motor
Personnel qualification:
o
Fitter
Personal protective equipment:
o
Work clothing
o
Protective gloves
o
Safety boots
ATTENTION
Damage to coupling and bearing through incorrect alignment of the coupling.
► To guarantee a long service life of the coupling, align shaft ends exactly.
► After assembly check permissible displacement figures of the coupling according to table below.
D
H
E
L
ΔKa
L
(
-
)
max.= L + ΔKa
H
D
r
K
Δ
E
H
D
ΔKw (mm) = Lmax.- L
L
min.
min.
Δ
K
w
max.
L
(
+
)
Fig. 13: Coupling alignment measuring points
Outer diameter Coupling distance
Max. axial displacement
Max. radial displacement
Max. angular displacement
DH
E
ΔKa
ΔKr
ΔKw
[mm]
[mm]
[mm]
[mm]
[°]
[mm]
40
16
-0.5/ +1.2
0.20
1.2
0.8
55
18
-0.5/ +1.4
0.22
0.9
0.9
65
20
-0.7/ +1.5
0.25
0.9
1.1
80
24
-0.7/ +1.8
0.28
1.0
1.4
95
26
-1.0/ +2.0
0.32
1.0
1.7
120
30
-1.0/ +2.2
0.38
1.1
2.3
135
35
-1.0/ +2.6
0.42
1.2
2.7
160
40
-1.5/ +3.0
0.48
1.2
3.3
Tab. 6: Limit values for aligning the shaft coupling
Operating instructions
OIC 18en-GB Edition 2020-01
21
