Data Sheet for Product

2/8
Siem ens Butterfly valves PN6, PN10, PN16 CM1N4131en
Building Technologies 2017-01-26
Type summary
Product
number
DN k
vs
Leakage
rate
Velocity of water flow
1)
[m
3
/h]
in % of
k
vs
-value
SAL31..T10
SAL81..T10 SAL61..T10
SAL31..T40
SAL81..T40 SAL61..T40
VKF41.40 40 50 0.22
4 2.5 - -
VKF41.50 50 80 0.14
VKF41.65 65 200 0.09
VKF41.80 80 400 0.06
VKF41.100 100 760 0.04
VKF41.125 125 1000 0.04
VKF41.150 150 2100 0.02
2.5 1.5 4 4
VKF41.200 200 4000 0.01
1)
Recommended maximum velocity of flow and the butterfly valve fully open
k
vs
Nominal flow rate of cold water (5…30 °C) through the fully open butterfly valve by a differential pressure
of 100 kPa (1 bar)
Designation
Product
number
Stock
number
Description
Mounting set ASK33N S55845-Z101 For mounting
SAL..T10 actuators on VKF41.., DN 40…200 and
SAL..T40 actuators on VKF41.., DN 150…200
Ordering
Butterfly valve, actuator and mounting set are packed separately.
4 centering sleeves are supplied with each butterfly valve, for fitting the valve between
PN 10 and PN 16 flanges.
See overview, page 8.
Accessories
Example:
Product number Stock number Designation Quantity
VKF41.50 VKF41.50 Butterfly valve VKF41.50 including centering sleeves 1
SAL31.03T10 S55162-A109 Actuator SAL31.03T10 1
ASK33N S55845-Z101 Mounting set ASK33N 1
Delivery
Revision numbers