B3 B TFR 24 SR S

800-543-9038 USA 866-805-7089 CANADA 203-791-8396 LATIN AMERICA
7
4
O
50905 - 05/12 - Subject to change. © Belimo Aircontrols (USA), Inc
.
M
o
d
e
ls
TFR
B
(X)24-
3
TFRB
(
X
)
24-3-
S
w/built-in Aux.
S
witc
h
Technical Data
C
ontrol
fl
oating point
P
ower supp
l
y 24VAC ± 20%
,
50/60Hz
P
ower consumpt
i
on runn
i
n
g
2
.5
W
h
oldin
g
1
.0 W
Transformer sizin
g
4
VA
(
c
l
ass
2
power source
)
El
ec
tri
ca
l
co
nn
ec
ti
on
(-
S
models have 2 cables
)
T
FR
B
(X)24-3...
½”
co
n
du
it
co
nn
ec
t
o
r
1
8
G
A plenum rated cable
3 ft
[
1m
]
1
0 ft [3m]
1
6 ft
[
5m
]
O
verload protectio
n
e
l
ectron
i
c t
h
roug
h
out
0°
to
9
5
°
rotat
i
on
In
p
ut im
p
edance
1000
Ω
(
0.6w
)
control inputs
Angle of rotation
9
5
°
Direction of rotation spr
i
n
g
reversible with
C
W/
CC
W mounting
m
o
t
or rever
s
ible with built-in
P
o
si
t
i
on
i
n
di
cat
i
o
n
v
i
sua
l
i
n
di
cator,
0°
to
9
5
°
R
unn
i
ng t
i
me
m
o
t
or 95 sec constant, independent o
f
load
spr
i
n
g
<25 sec @ -4°F to 122°F
[
-20°
C
to 50°
C]
<60 sec @ -22°F [-30°
C
]
H
um
idi
t
y
5 to
9
5
%
RH
non-con
d
ens
i
n
g
A
m
bi
ent temperature
-
22°F to 122°F [-30°
C
to 50°
C
]
S
torage temperature
-
40°F to 176°F
[
-40°
C
to 80°
C]
H
ous
i
n
g
NEMA
t
y
pe
2/IP42
H
ous
i
ng mater
i
a
l
UL94
- 5
VA
A
gency
li
st
i
ngs
†
cULus according to UL 60730-1A/-2-14,
C
AN/
CS
A E60730-1:02,
C
E according to 2004/108
/
EC
and 2006/95/E
C
for line volta
g
e and/or –
S
ver
si
on
s
N
o
i
se
l
eve
l
(
max
)
runn
i
n
g
<
3
5
db
(A)
spr
i
ng retur
n
62 d
B
(A)
Qualit
y
standar
d
I
SO
9001
TFRB
(
X
)
24-3-S US
Auxiliar
y
switc
h
1
x SPDT, 3A
(
0.5A
)
@ 250 VAC, UL Listed,
a
djustable 0° to 95°
† Rated impulse voltage 800V (4kV for 120V model),
C
ontrol pollution degree 3
,
Type of action 1.AA (1.AA.B for -S models
)
TFRB(X)
24-3
A
ctuators,
Fl
oat
i
n
g
P
o
i
n
t
Dimensions with 2-Way Valve
6.28"
[159.55]
2.93"
[74.5]
2.
4
[
6
B
3.05"
[76.2]
94
D
09
V
alve Nominal
S
ize Dimensions
(
Inches [mm]
)
Valve Bod
y
In
c
h
es
D
N
[
mm
]
A
B
B
207
(B)
-
B
211
(B)
½
”1
5
2
.41” [61.1]
1
.39” [35.2]
B
212(B)-B215(B)
½
” 1
5
2
.38”
[
60.4
]
1
.78”
[
45.2
]
B
217
(B)
-
B
221
(B)
¾”
20
2
.7
3”
[69
.
3]
1
.
8
7
”
[4
7.
4]
Dimensions with 3-Way Valve
6.28"
[159.55]
3.05"
[76.2]
2.93"
[74.5]
2.4
[6
1
B
A
C
95
D
09
V
alve Nominal
S
ize Dimensions
(
Inches [mm]
)
V
a
l
ve
B
o
dy
I
nc
h
es
DN
[
mm
]
A
B
C
B
307(
B
)-
B
311(
B
)
½”
15
2
.
41”
[61
.
1]
1
.
39”
[3
5.
2]
1
.
20”
[30
.
6]
B
312(
B
)-
B
315(
B
)
½”
15
2
.
38”
[60
.
4]
1
.7
8”
[4
5.
2]
1
.
29”
[32
.
8]
B
317(B)-B321(B)
¾”
20
2
.7
3”
[69
.
3]
1
.
8
7
”
[4
7.
4]
1
.
4
7
”
[3
7.
3]