Page 48 - Catalogue 2019

WAFER TYPE BUTTERFLY VALVE Z 611-C WAFER TYPE BUTTERFLY VALVE Z 611-C

TECHNICAL DATA TORQUE DN (mm) 50 65 80 100 125 150 200 250 300

Nominal diameter: DN 50 - DN 300 - The values listed in the table are Size (in) 2 2½ 3 4 5 6 8 10 12
initial breakaway torques, taken Case of operation I
Face-to-face: EN 558 Series 20 with liquids and lubricant media. MD (Nm) at ∆p=3 bar 7 8 14 18 22 45 70 115 175
SO 5752 Series 20 - Please regard these as MD (Nm) at ∆p=6 bar 8 9 16 22 28 53 95 190 220
API 609 Table 1 approximate values, as the MD (Nm) at ∆p=10 bar 9 10 18 26 34 60 125 245 290
objective value depends on MD (Nm) at ∆p=16 bar 10 14 23 30 48 80 165 330 380
Flange EN 1092 PN 10/16 different factors like pressure, Case of operation II
accommodation: ASME Class 150 medium, rubber, quality,
temperature ... etc. MD (Nm) at ∆p=3 bar 14 15 21 23 30 90 160 295 335
Flange EN 1092 Form A/B MD (Nm) at ∆p=6 bar 15 16 23 27 35 96 170 345 360
Surface Design: ASME RF, FF - Our engineers look forward to MD (Nm) at ∆p=10 bar 16 17 25 30 41 100 180 330 380
help you with exact values for MD (Nm) at ∆p=16 bar 16 19 31 37 51 105 210 400 430
your application.
Top fl ange: EN ISO 5211 MAST (Nm)* 105 105 250 250 250 484 484 1020 1020
- Powdery (non-lubricant) media Case of operation I: Fluid or lubricant media *Maximum torques (Nm)
Marking: EN 19 Md x 1,3 Case of operation II: Powder or gases (dry seat)
PAS 1085
- Dry gases/high viscous media
Tightness check: EN 12266 (Leakage rate A) Md x 1,2
ISO 5208, Category 3

Temperature range: -10°C to +120°C
(depending on working pressure)
Operating pressure: max. 16 bar

Valve Design
Wafer type butterfl y valve for shut-off and control services in the
chemical industry. acc. to PAS 1085

K -VALUES
v
- The K -value [m³ per hour] is DN Size Opening angle α°
v
the fl ow of water at a tempera- [mm] [in] 20° 30° 40° 50° 60° 70° 80° 90°
FEATURES ture of 5°C to 30°C (41°F to 50 2 3,84 10,1 20,7 34,4 49,7 65,2 79,5 91,2
86°F) at a ∆p of 1 bar 65 2½ 9,5 16,6 39,1 72,6 113 157 199 235
- Environmental protection via EBRO-Safety seal 80 3 15,6 20,6 51,4 102 165 234 304 368
- Permissible velocity of fl ow
- Split body with stainless steel screws - Vmax 4,5 m/s for liquids 100 4 24,9 39,8 96,5 183 288 398 503 589
- Isolation height according to plant prescription - Vmax 70 m/s for gases 125 5 51,8 67,2 135 256 428 652 926 1250
- Can be installed in any desired position - The throttle function is linear 150 6 76,5 97,3 197 375 629 957 1360 1830
8
697
- Maintenance-free at an angle 30° to 70° 200 10 137 187 373 1090 1160 1760 2510 3400
250
2830
4010
1850
271
563
5390
227
- Can be disassembled, material-specifi c recycling possible
- Avoid cavitation 300 12 287 409 820 1550 2610 4050 5880 8120
- TA-Luft/ VDI 2440,RWTÜV certifi ed Subject to change without notice
For further values, please
contact our engineers.
DESIGN FEATURES
- Optimized low torques
- FEM dimensioned componets
- Valve neck for 100mm isolation
- Centering holes for easy installation
- Triple shaft bearing
- One-piece shaft and disc
- Double fl at shaft acc. to EN standards
Safety seal acc. to TA-Luft/ VDI 2440,RWTÜV

post@ebro-armaturen.com
Z 611-C 1.11 www.ebro-armaturen.com
01.2019