C
s
- V
- S
- S
- S
- S
P
- C
  - C
  - C
- S
- C
- C
- A
- V
- v
- V
- V
- A
N
- N
- N
C
- G
- S
C

XFNT-3

I
T

T

PV, V, V,V<

p

XF57647 Thermostatic controller — R
P

Temperature control valve_XF50650B — V

Thermostatic valve_XF50651 — V

Brass radiator valve — V

XF60660 — V

XF60200D Brass radiator valve — V

XF60613G Brass radiator valve — V

REFRACTION

I

V
V
C
V
v
V
v
C
C
C
S
S

B
V
R

5

<
R

L
V

<
R

.
T

I
M

I

T

L2
L
K1
Q
L3
Q
N2
<
M2
I
E2
L

r

V
V
V
C
V
V
V
C
V
V
V

s

S
S
S
S
V

P

C
S
C
C
A
V
v
V
V

I

N
N

C

Z
0
C
i

©

P