
ManualPresettingValve
LENO™ MSV-BD
Removable hand wheel for easy •
mounting
360° rotating measuring station •
for convenient measuring and
draining
Numeric presetting scale, visible •
from more angles
Easy locking of presetting•
Built-in measuring nipples for 3mm •
needles
Built-in drain cock with separate •
flow/return draining
Open-Closed colour indicator•
Measuringaccuracyis8%upto•
25% of maximum setting
Internal thread•
Sizes DN15LF - DN50•
All LENO•
TM
valves are DZR Brass
LENO™ MSV-BD is a new generation
of manual valves for balancing flow
in heating, cooling and domestic
hot water systems. These combined
presetting and shut off valves have a
range of unique features.
It is recommended to use LENO™ MSV-
BD in constant flow systems. The valve
may be mounted in flow or return.
DN 15 and 20 valves are available
with internal or external thread. Other
dimensions with internal thread.
The valve has a built-in presetting feature for accurate flow ratings. Setting the required flow is made in 5 steps:
1. Release the lock using the green lever. 4. The setting is locked when the handled is pressed to click.
2. The handle pops up automatically. 5. Seal - the setting can be protected by using a strip as shown.
3. The calculated value can now be set.
Setting and Locking
Shut-Off
In order to shut-off the valve the handle
must be pressed down.
The shut-off function features a ball
valve, which only requires a 90 degree
turn to shut the valve completely.
An indicator window shows the actual
setting:
· red = closed
· white = open
LENO
TM
MSV-BD valve with internal thread
Type Material Size Kvs (m3/h) Connection Code No.
DZR Brass
DN 15 LF 2.5 Rp ½” 003Z400000
DN 15 3.0 Rp ½” 003Z400100
DN 20 6.0 Rp ¾” 003Z400200
DN 25 9.5 Rp 1” 003Z400300
DN 32 18 Rp 1¼” 003Z400400
DN 40 26 Rp 1½” 003Z400500
DN 50 40 Rp 2” 003Z400600
LENO
TM
MSV-BD and MSV-S valve set with internal thread
Type Material Size Kvs (m3/h) Connection Code No.
DZR Brass
DN 15 3.0 Rp ½” 003Z405100
DN 20 6.0 Rp ¾” 003Z405200
DN 25 9.5 Rp 1” 003Z405300
DN 32 18 Rp 1¼” 003Z405400
DN 40 26 Rp 1½” 003Z405500
DN 50 40 Rp 2” 003Z405600
LENO
TM
MSV-BD valve with external thread
Type Material Size Kvs (m3/h) Connection Code No.
DZR Brass
DN 15 LF 2.5 G ¾ A 003Z410000
DN 15 3.0 G ¾ A 003Z410100
DN 20 6.0 G 1 A 003Z410200
MSV-BD
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