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DLY (DELUXE) SERIES HYDRONIC CASSETTE
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54
Technical Parameters for Valve
Valve Body
Forging Brass HPb59-1
Valve Stem
Stainless Steel
炷
1Cr18Ni9
炸
Spring
Stainless Steel Wire
炷
1Cr18Ni9
炸
Inner Cover
PBT
Piston FRPA-66
Material
O-Sealing-Ring Nitrile
Rubber
Valve Body Rating-Pressure
1.6MPa
Stroke
2.5
炻
4.5
炷
mm
炸
Max. Flow Speed
3m/s
Medium Water,
Water+Glycol
Temperature
5—95
ć
Leakage
0 (When direct way and angle way, valve is closed)
Installation
Before installing the valve, make sure the pipe is clean and free from soldering scraps, and to ensure the piston
inside the valve can open and close freely. Pay attention to the allowed flow direction when installation, actuator
should be mounted above the valve body, three valve is better use as mixing valve, and installation diagram is as
following:
Specification and Technical Data
Model Structure
KV Value
(Direct Way)
m
3
/h
KV Value
(Angle Way)
m
3/
h
Pressure
炷
MPa
炸
Connecting
Size
V41D20T250
Three way with by
pass (4 outlets)
2.5 1.6
0.15
G3/4(DN20)
V41D20S250 Two
way
2.5
-- 0.15
G3/4(DN20)
Installation dimensions are as following diagrams
Valve Dimensions(mm)
Valve Model
DN A B C D
V41D20T250
D20 56 88 50 104
V41D20S250
D20 56 47 22 63
End User
SAKURA - Total Air Conditioning Solution