2
0529EN
April 2015
M
ixing
valves
T
hree
-
way
mixing
valve
wiTh
bonneT
r298
ISO
14001
0032A/3
OHSAS
18001
0064L/1
ISO
9001
0006/7
Installation
• The R298 valve must be installed according to the direction of flow as
indicated by the arrow present on the valve body.
• The R298 valve must be installed on the delivery side. The circulator on the
secondary circuit must be installed downstream from the mixing valve.
System
terminals
R298
Circulator
• The R298 valve can be installed in a vertical position with the actuator to the
right or left, or in a horizontal position with the actuator above.
Horizontal downward facing installation of the valve is not permitted.
Dimensions
G
A
L
I
B
B
G
K
K
J
J
D
E
F
Product
code
G
B
A
[mm]
I
[mm]
L
[mm]
D
[mm]
E
[mm]
F
[mm]
K
[mm]
J
[mm]
R298Y001
1 1/2”
M
1 1/2”F 59
120
209
28
50
104
41
53
R298Y027
M
N
Product code
M
[mm]
N
[mm]
R298Y001/K2
K281X002/K282X002
113
255
R298Y001/K2
K281X012/K281X022
115
265
Product specifications
R298
Three-way mixing valve with bonnet, with 1 1/2” flat seat connections and by-
pass. Body, bonnet and nut in brass UNI EN 12165 CW617N. Handwheel with
protection and manual operation functions. Max. working temperature 90 °C.
Max. working pressure 10 bar. Center distance of 120 mm. Can be motorized
by installing the K281 or K282 series actuator.
Additional information
For additional information please check the website: www.giacomini.com or contact the technical service:
'
+39 0322 923372
6
+39 0322 923255
*
This pamphlet is merely for information purposes. Giacomini S.p.A. retains the right to make modifications for technical or commercial reasons, without prior notice, to the items described in
this pamphlet. The information described in this technical pamphlet does not exempt the user from following carefully the existing regulations and norms on good workmanship.
Giacomini S.p.A. Via per Alzo, 39 - 28017 San Maurizio d’Opaglio (NO) Italy
