Features
· BELLZFYtype electric round damper with BELL series electric actuators, High precision adjustment, with a variety of protection features.
· This type of electric damper could adjust damper opening degree,Control size of the wind
The main parameters of the actuator
·Input, output signal: 4-20mA DC;
·Input channel resistance: 250 ohms;
·Basic error: ± 1%;
·Dead: 0.5% --3% (adjusted according to system requirements);
·Power supply voltage: Threephase 380V 50Hz single phase 220V 50Hz (other power can be customized);
· Working temperature: Integral type -10 ℃ ~ + 55 ℃, discrete type -25 ℃ ~ + 70 ℃;
· Operating humidity: ≤85%, ambient air does not contain corrosive properties;
· Protection class: IP65, bus type, intelligent IP67;
·Communication Interface: bus line with international standard protocol PROFIBUS-DP.
Dimensions
model
Nominal diameterDN
Torque
Nm
damper body dimension
Actuator Dimensions
n-φd
D
D1
D2
B
H1
H2
a1
a2
BELLZF-Y10
100
100
195
100
160
80
180
217
340
410
4-φ14
150
250
150
215
8-φ14
200
305
200
270
250
365
260
330
90
12-φ14
300
430
310
385
180
350
480
360
435
BELLZF-Y25
400
250
535
410
490
290
336
295
493
12-φ18
450
585
460
540
500
645
520
600
600
745
620
700
16-φ18
700
850
710
800
260
BELLZF-Y60
800
600
950
810
900
320
340
360
605
20-φ18
900
1050
910
1000
1000
1150
1010
1100
20-φ22
BELLZF-Y160
1100
1600
1250
1110
1200
300
400
361
372
612
1200
1350
1210
1300
1300
1450
1310
1400
24-φ22
1400
1550
1410
1500
28-φ22
Contact Details
Tianjin Bell Automatic Instrument Technology Co., Ltd
