Product Features:
·Compact structure, reliable sealing performance, long service life
·Widely used in fluid pipeline control system if water plant, power plant, steel mill, paper mill, chemical plant and buildings, acting as regulator of medium in the pipeline.
·Soft seal middle line butterfly valve advantages is good sealing performance.
·The advantages of hard sealing butterfly valve is high temperature,abrasion resistance,good mechanical properties.
Electric Actuator Main Parameters:
· Input/Output Singal: 4~20mA DC;
· Input Resistance: 250 OHM;
· Basic Error: ±1%;
· Deadline: 0.5%~3%(continuously adjustable);
· Power Supply: Three-Phase 380V 50Hz; Single-Phase 220V 50Hz(for selected);
· Working Environmental Temperature: Integral-type -10℃~+55℃; Separate-type -25℃~+70℃ ;
· Humity: ≤85%(surrounding air does not have corrosive elements);
· Protection Grade: IP65; Bus type & Intelligent type IP67;
· Communication Interface: Bus type conforms to PROFIBUS-DP.
Dimension
| Nominal diameter DN |
Electric
actuator
|
Torque
Nm
|
H |
D |
n-φ |
C |
L |
L1 |
H1 |
| mm |
inch |
| 40 |
 |
BELL-10 |
100 |
65 |
110 |
4-φ18 |
33 |
410 |
340 |
327 |
| 50 |
2＂ |
80 |
120 |
4-φ23 |
42 |
378 |
| 65 |
 |
89 |
136.2 |
4-φ26.5 |
44.7 |
392 |
| 80 |
3＂ |
95 |
160 |
8-φ18 |
45.2 |
398 |
| 100 |
4＂ |
BELL-25 |
250 |
114 |
185 |
4-φ24.5 |
52.1 |
493 |
300 |
536 |
| 125 |
5＂ |
127 |
218 |
4-φ23 |
54.4 |
549 |
| 150 |
6＂ |
139 |
238 |
4-φ25 |
55.8 |
562 |
| 200 |
8＂ |
175 |
295 |
4-φ25 |
60.6 |
596 |
| 250 |
10＂ |
203 |
357 |
4-φ29 |
65.6 |
628 |
| 300 |
12＂ |
BELL-60 |
600 |
242 |
407 |
4-φ29 |
76.9 |
605 |
360 |
657 |
| 350 |
14＂ |
267 |
 |
4-φ30 |
76.5 |
688 |
| 400 |
16＂ |
BELL-160 |
1600 |
301 |
 |
4-φ26 |
86.5 |
612 |
372 |
761 |
| 450 |
18＂ |
327 |
 |
4-φ26 |
105.6 |
783 |
| 500 |
20＂ |
BELL-250 |
2500 |
361 |
 |
4-φ26 |
131.8 |
Foot-mounted electric actuator is suggested.
|
| 600 |
24＂ |
459 |
 |
20-φ30 |
152 |
| 700 |
28＂ |
BELL-400 |
4000 |
527 |
840 |
24-φ30 |
165 |
| 800 |
32＂ |
594 |
950 |
24-φ33 |
190 |
| 900 |
36＂ |
BELL-600 |
6000 |
653 |
1050 |
28-φ33 |
205 |
| 1000 |
40＂ |
718 |
1160 |
28-φ33 |
218 |
