Description
Butterfly valves are designed for use as shut-off or regulating valves for flow control in heat supply systems, water supply systems, in technological processes of food, chemical, oil and gas, pulp and paper and other industries.
Technical parameters of DNOVA GGG50-GGG40-EPDM water disc gate valves, body material - cast iron GGG50, disk material - cast iron GGG40, seal - EPDM, with electric actuator QT-W (M) EX 220V:
| Parameter | Value |
| Nominal diameter DN, mm | 40 - 300 |
| Nominal pressure PN, MPa (kg/cm2) | 1,6 (16) |
| Flow direction | bilateral |
| Maximum temperature of working medium t, ⁰C | Up to +110 |
| Working medium | cold and hot water, air without oil and grease, stationary conditioning, slightly aggressive media, other media neutral to the material”. Material |
| Control type | Bare stem (without handle) / with handle / with electric actuator / with gearbox electric actuator / with gearbox |
Gate valve GGG50-GGG40-EPDM electric actuator QT-W (M) EX 220V
Overall and installation dimensions of DNOVA GGG50-GGG40-EPDM water disk gate valves, body material - cast iron GGG50, disk material - cast iron GGG40, seal - EPDM, with electric actuator QT-W (M) EX 220V:
| DN | Drive model | A, mm | H, mm | D, mm | L, mm | L1, mm |
| 40 | QT-W (M)-005 | 105 | 281 | Ø 120 | 215 | 310 |
| 50 | QT-W (M)-005 | 161 | 281 | Ø 120 | 215 | 310 |
| 65 | QT-W (M)-005 | 175 | 281 | Ø 120 | 215 | 310 |
| 80 | QT-W (M)-005 | 181 | 281 | Ø 120 | 215 | 310 |
| 100 | QT-W (M)-010 | 200 | 281 | Ø 120 | 215 | 310 |
| 125 | QT-W (M)-010 | 213 | 281 | Ø 120 | 215 | 310 |
| 150 | QT-W (M)-010 | 226 | 281 | Ø 120 | 215 | 310 |
| 200 | QT-W (M)-030 | 260 | 276 | Ø 180 | 270 | 350 |
| 250 | QT-W (M)-040 | 292 | 276 | Ø 180 | 270 | 350 |
| 300 | QT-W (M)-060 | 337 | 300 | Ø 250 | 311 | 410 |
Sketch of gate DNOVA GGG50-GGG40-EPDM with electric actuator QT-W (M) EX 220V
Materials of parts DNOVA GGG50-GGG40-EPDM water disk gate valves, body material - cast iron GGG50, disk material - cast iron GGG40, seal - EPDM, with electric actuator QT-W (M) EX 220V
:
| № | Name | Material |
| 1 | Body | Cast iron GGG50 |
| 2 | Disk | High-strength cast iron |
| 3 | Seat seal | EPDM |
| 4 | Upper stem | AISI 420 steel |
| 5 | Lower stem | AISI 420 steel |
| 6, 11 | ring retaining ring | AISI 201 steel |
| 7 | Duster | NBR |
| 8 | Gasket stem | NBR |
| 9 | Shaft gasket | AISI 201 steel |
| 10 | Plug | plastic |
Detail sketch of gate valves GGG50-GGG40-EPDM with electric actuator QT-W (M) 220 V
Characteristics of actuators DNOVA QT-W (M) EX 220V:
| Drive model | Torque, | Cycle time, | Power, |
| Nm | sec | W | |
| QT-W (M)-005 220V | 50 | 30 | 25 |
| QT-W (M)-010 220V | 100 | 30 | 30 |
| QT-W (M)-015 220V | 150 | 30 | 40 |
| QT-W (M)-020 220V | 200 | 30 | 50 |
| QT-W (M)-030 220V | 300 | 30 | 60 |
| QT-W (M)-040 220V | 400 | 30 | 90 |
| QT-W (M)-060 220V | 600 | 30 | 120 |
| QT-W (M)-120 220V | 1200 | 30 | 180 |
| QT-W (M)-180 220V | 1800 | 30 | 250 |
| QT-W (M)-300 220V | 3000 | 60 | 370 |
| QT-W (M)-500 220V | 5000 | 60 | 550 |
| Drive model | Current, | Weight, | Stem size square, |
| A | kg | mm | |
| QT-W (M)-005 220V | 0,35 | 7,6 | 17x17 |
| QT-W (M)-010 220V | 0,48 | 7,8 | 17x17 |
| QT-W (M)-015 220V | 0,55 | 8 | 17x17 |
| QT-W (M)-020 220V | 0,65 | 12,7 | 22x22 |
| QT-W (M)-030 220V | 0,75 | 12,8 | 22x22 |
| QT-W (M)-040 220V | 0,95 | 13 | 22x22 |
| QT-W (M)-060 220V | 1,1 | 21,2 | 27x27 |
| QT-W (M)-120 220V | 1,3 | 23,2 | 27x27 |
| QT-W (M)-180 220V | 1,5 | 23,5 | 27x27 |
| QT-W (M)-300 220V | 1,6 | 37,5 | 36x36 |
| QT-W (M)-500 220V | 1,7 | 38 | 36x36 |
Wiring diagram for actuator QT-W (M) EX 220V
Specifications
Delivery
The cost and delivery time for your order depend on several factors, including the specific product you are ordering, the quantity, and the country of destination. Each product may have different manufacturing lead times and shipping requirements, which can affect the overall delivery schedule.
To get the most accurate and up-to-date information on delivery costs and timelines, we recommend contacting our sales managers. They will be happy to provide you with a detailed quote and estimated delivery time based on your specific requirements.
Please feel free to reach out to us for any questions or further assistance regarding your order.