The valve
which controls two
positions or the proportion
of cold/hot water,
steam and air. The
body and the seat
are manufactured in
casiron and the valve
stem, seat, valve
plug are in stainless
steel. The stuffing
box prevents leakage
via O-ring and teflon.
■ Technical Data
- Operating Pressure
: JIS 10 Kgf/㎠
- Operating Temp :
-25 ~ 120℃
- Valve curve : Equal
percentage or linear
- Leakage rate : ≤
0.01% of Kvs value
Class IV
■ Application
Hot water : max 120℃
Chilled water : -25℃
max. in closed circuit
only water
with
following additives
- Hydrazine, Phosphate, for frost
protection.
- Glycol, max 50%, for frost protection.
- Saturated steam, superheated
steam.
Model
A
C
S
D
E
F
B
H2
H1
DN
H
Weight
kg
GEA-20
GEA-35
GEA-55
GEA-15F
130
95
10
16
70
15x4
69
67.5
75
15
364
-
-
4.7
GEA-20F
150
100
10
18
75
15x4
75
67.5
80
20
364
-
-
5.5
GEA-25F
160
125
10
18
90
19x4
75
67.5
77
25
364
-
-
7.3
GEA-32F
200
135
10
20
100
19x4
97.5
67.5
74
32
357
-
-
10.3
GEA-40F
200
140
10
20
105
19x4
97.5
67.5
74
40
396
-
-
10.3
GEA-50F
230
155
10
20
120
19x8
122
67.5
107
50
396
396
-
18.5
GEA-65F
290
175
14
22
140
19x8
132
87.5
131
65
-
444
640
27.0
GEA-80F
310
200
14
24
160
23x8
156
87.5
140
80
-
456
650
36.5
GEA-100F
350
225
14
26
185
23x8
189
87.5
152
100
-
476
662
50.0
GEA-125F
400
270
14
26
225
23x8
190
87.5
184
125
-
493
694
67.5
GEA-150F
480
305
14
28
260
25x12
217
87.5
171
150
-
516
680
90.0
※ () Option
Pvmax in Kgf/㎠ = max. permissible pressure difference
across the valve at which the drive
can still
......................................safely
open and close the valve. Psmax in Kgf/㎠ = max. permissible pressure difference
across the valve during maifunction
at which
......................................the
drive can close the valve.
Pvmax in Kgf/
