Belimo ARB24-SR - Page 11

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ARX24-PC Actuators, Phasecut
Models
ARX24-PC
Technical Data
Power supply
24 VAC ± 20% 50/60 Hz
24 VDC ± 10%
Power consumption running
holding
4 W
1.25 W
Transformer sizing
5.5 VA (Class 2 power source)
Electrical connection
½” conduit connector
18 GA plenum rated cable
3 ft. [1m], 10 ft. [3m], 16 ft. [5m]
Overload protection
electronic throughout 0 to 95° rotation
Operating range Y
0 to 20V phasecut
Feedback output U
2 to 10 VDC, 0.5mA max
VDC variable
nput impedance
8 k (50 mW)
Angle of rotation
90°, adjustable with mechanical stop
electronically variable
Direction of rotation
reversible with
Position indication
handle
Manual override
external push button
Running time
150 seconds (default)
Humidity
5 to 95% RH non-condensing
(EN 60730-1)
Ambient temperature
-22°F to 122°F [-30°C to 50°C]
Storage temperature
-40°F to 176°F [-40°C to 80°C]
Housing
NEMA 2/IP54
Housing material
UL94-5VA
Agency listings†
cULus according to UL 60730-1A/-2-14,
CAN/CSA E60730-1:02, CE according to
2004/108/EC and 2006/95/EC for line voltage
and/or –S versions
Noise leve
<45 dB(A)
Quality standard
ISO 9001
†Rated Impulse Voltage 800V, Type of action 1, Control Pollution Degree 3.
Dimensions with 2-Way Valve
Valve Nominal Size Dimensions (Inches [mm])
Valve Body nches DN [mm] A
B231-B232 1¼” 32 3.72” [94.6] 2.04” [51.9]
B238-B240 1½” 40 3.88” [98.5] 2.04” [51.9]
B248-B250 2” 50 4.21” [107.0] 2.27” [57.7]
B251-B254 2” 50 4.93” [125.2] 2.73” [69.5]
B261-B265 2½” 65 5.55” [140.9] 2.73” [69.5]
B277-B280 3” 80 5.82” [147.9] 2.73” [69.5]
Dimensions with 3-Way Valve
Valve Nominal Size Dimensions (Inches [mm])
Valve Body nches DN [mm] A C
B329-B331
1¼”
32
3.96” [100.6]
2.27” [57.7]
2.14” [54.3]
B338-B341
1½”
40
4.39” [111.6]
2.51” [63.7]
2.40” [61.1]
B347-B352
2”
50
4.90” [124.5]
2.73” [69.5]
2.74” [69.7]
D149A
D149-2A
O50905 - 05/12 - Subject to change. © Belimo Aircontrols (USA), Inc.