Product Overview

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Siemens Building Technologies Two-port and three-port small valves PN16, ANSI Class 250 CM1N4845E
HVAC Products 11.2001
Technical data
Operating data Characteristics
Path A → AB
– Bypass B
For valve types with k
vs
0.25 to 6.3: n
gl
= 2.2 in
accordance with VDI/VDE 2173 (optimised for a
wide controllable range).
For valve types with k
vs
10 to 25: Linear
Linear
Leakage
– Path A → AB
– Bypass B
0…0.02 % of k
vs
0…0.02 % of k
vs
Rangeability see «Type summary»
Pressure class PN16
ANSI Class 250
Acc. to ISO 7268 (DIN 2401)
ASME B16.15
Nominal stroke 5.5 mm
Materials Valve materials
– Valve body
–Stem
– Plug, seat, gland
– O-rings
Bronze (Rg5)
Stainless steel
Brass
Special EPDM rubber
Dimensions / Weights Dimensions see «Dimensions» (table)
Threaded connections
–Valve
– Screwed fittings
G...B to ISO 228/1
R/Rp... to ISO 7/1
Weights see «Dimensions» (table)
Accessories ALG… screwed fittings
(supplier: Landis & Staefa)
Nut, nipple and flat seal for steel pipes with gas-pipe
threads
SO 21… screwed fittings
(supplier: SERTO)
Nut and compression fitting for seamless copper
and mild-steel piping
Compression fittings (for valves
V...K45.10-0.25 bis V...K45.10-1.6)
Nut and compression fitting for seamless copper
and mild-steel piping