Xylem LN - Manual (Page 56)

Installation, Operating and Maintenance Instruction Model L, LN
Page 52
Coupling size
NHN160FK NHN180FK NHN200FK
Outer diameter of coupling
[mm]
168 180 200
Axial distance
0,
3
0,
4
Max. radial displacement
K
r
0,2
Max. angular displacement
S
max
. S
min
K
w
= S
max
- S
min
0,2
S8 = nominal length of the spacer coupling
The given values
K
r
and
K
w
apply for 1500 min
-1
.
For all other speeds the following applies:
K
w
. S
n
bzw.
K
r
. S
n
5.3.4 Coupling guard model L
According to Accident Prevention Regulations,
the pump unit may only be operated when the
coupling guard is mounted.
Parts:
Assembly:
5.3.5 Coupling guard model LN
According to Accident Prevention Regulations,
the pump unit may only be operated when the
coupling guard is mounted.
speed n [min
-1
]
s
peed f
a
c
tor S
n