An EOM quarter turn electric actuator is a crucial device in many industrial and mechanical systems. It is designed to perform a specific type of movement, namely a quarter - turn (90 - degree) rotation, and is controlled locally.
0An EOM quarter turn electric actuator is a crucial device in many industrial and mechanical systems. It is designed to perform a specific type of movement, namely a quarter - turn (90 - degree) rotation, and is controlled locally.
EOM quarter turn electric actuator Advantages
1. Accuracy
- The quarter - turn operation is highly accurate, which is essential for applications where precise control of movement is required, such as valve control in critical industrial processes.
2. Local Control
- The local control feature allows for on - site operation without the need for complex remote control systems in some cases. This can be convenient for maintenance and emergency operations.
3. Reliability
- With proper design and construction, these EOM quarter turn electric actuators are reliable and can operate for long periods without significant failures, reducing downtime in industrial operations.
the EOM quarter turn electric actuators plays a significant role in various industries, offering accurate movement, local control, and reliability for a range of applications.
1. Oil & Gas Industry
Pipeline Valves: Remote operation of ball valves and plug valves for flow control.
Emergency Shut-Off (ESD): Quick closure in case of leaks or pressure surges.
Tank Farm Automation: Automated control of loading/unloading valves.
2. Water & Wastewater Treatment
Chemical Dosing: Precise control of butterfly valves for chemical injection.
Sludge Control: Automated knife gate valves in sedimentation tanks.
Pump Discharge Control: Isolation of pumps using quarter-turn ball valves.
3. Power Generation
Cooling Water Systems: Regulation of butterfly valves in cooling circuits.
Steam Isolation: Automated ball valves in boiler feed systems.
Fuel Gas Control: Modulating plug valves in gas turbine systems.
4. HVAC & Building Automation
Air Dampers: 90° rotation actuators for VAV (Variable Air Volume) systems.
Chilled Water Valves: Control of ball valves in district cooling networks.
Fire Protection: Automated butterfly valves in sprinkler systems.
5. Food & Beverage Industry
Sanitary Process Lines: Hygienic butterfly valves for liquid transfer.
CIP (Clean-in-Place) Systems: Automated valve control for cleaning cycles.
Brewing & Dairy Processing: Precise actuation of 3-way ball valves.
6. Chemical & Pharmaceutical
Corrosive Fluid Handling: PTFE-lined butterfly valves with chemical-resistant actuators.
Batch Processing: Automated quarter-turn valves for reactor feed/discharge.
High-Purity Systems: Stainless steel actuators for sterile applications.
7. Marine & Offshore
Ballast Water Systems: Remote operation of seawater ball valves.
Bilge & Fuel Lines: Explosion proof quarter turn electric actuators for hazardous zones.
Cargo Tank Valves: Automated butterfly valves for tanker ships.
8. Mining & Minerals
Slurry Flow Control: Heavy-duty ball valves for abrasive media.
Dewatering Systems: Automated knife gate valves in tailings management.
Dust Suppression: Butterfly valves in water spray systems.
✅ Fast Operation: 90° rotation in seconds (vs. multi-turn actuators).
✅ Low Maintenance: No pneumatic air supply required.
✅ Precision Control: Accurate positioning (0-10V, 4-20mA, or Modbus).
✅ Versatility: Compatible with ball, butterfly, plug, and damper valves.
✅ Safety: Fail-safe options (spring return) for critical applications.
The Reasons to Source Quarter Turn Electric Actuators from China
Sourcing quarter-turn electric actuators (used for ball, butterfly, and plug valves) from China has become a strategic choice for businesses worldwide due to a powerful combination of cost efficiency, manufacturing capability, and market adaptability.
1. Cost Competitiveness
• Lower Production Costs: Significant savings on labor, overhead, and manufacturing inputs directly translate into more competitive product pricing.
• Economies of Scale: Chinese manufacturers operate on a massive scale, allowing them to produce large volumes at a lower unit cost, benefiting both large and small buyers.
• Value for Money: It is possible to find a wide range of actuators, from standard models to high-specification units, that offer excellent performance at a fraction of the cost of suppliers in many other countries.
2. Extensive Manufacturing Capacity and Supply Chain
• Complete Industrial Ecosystem: China has a mature and deeply integrated supply chain for industrial components, including metals, electronics, motors, and gears. This reduces lead times and simplifies the production process.
• High Production Volume and Flexibility: china quarter turn electric actuator manufacturers can handle both large-volume orders for standard products and smaller, customized batches, offering great flexibility to buyers.
• One-Stop Shopping: Many suppliers offer a comprehensive range of actuation products and related valve accessories, simplifying the procurement process.
3. Improving Quality and Technical Standards
• Investment in Technology: Leading Chinese quarter turn electric actuator manufacturers have heavily invested in advanced machinery, automated production lines, and stringent quality control processes (e.g., ISO 9001 certification).
• Adherence to International Standards: Products are increasingly designed and tested to meet global standards (e.g., IEC, CE, ATEX for hazardous areas), ensuring compatibility and safety for international markets.
4. Customization and Adaptability
• Design Flexibility: Chinese factories are often highly responsive to requests for customization, including:
◦ Voltage requirements (e.g., 110VAC, 220VAC, 24VDC)
◦ Specific IP (Ingress Protection) ratings
• OEM/ODM Services: Many quarter turn electric actuator China suppliers excel at providing OEM and ODM services, allowing companies to brand products as their own.
| STANDARD SPECIFICATION | EOM2 | EOM3 | EOM3A | EOM4 | EOM5 | EOM6 | EOM7 | EOM7A | EOM8 | EOM8A | EOM9 |
| Max torque (Nm) | 100 | 200 | 300 | 400 | 600 | 800 | 1000 | 1300 | 1700 | 2000 | 2300 |
| Max torque (lbf.in) | 885 | 1770 | 2655 | 3540 | 5310 | 7080 | 8850 | 11505 | 15045 | 17700 | 20355 |
| Travel time (seconds) 110V / 220V / 380VAC @50Hz | 19 | 39 | 39 | 29 | 39 | 47 | 47 | 47 | 34 | 34 | 47 |
| Travel time (seconds) 110V / 220V / 380VAC @60Hz | 16 | 33 | 33 | 24 | 33 | 39 | 39 | 39 | 29 | 29 | 39 |
| Travel time (seconds) 24V AC/DC | 14 | 28 | 28 | 21 | 28 | 34 | 34 | 34 | 25 | 25 | 34 |
| Voltage | 1 phase AC 100 / 110 / 120 / 200 / 220 / 230 / 240V ±10%, 50/60Hz ±5% 3 phase AC 220 / 380 / 400 / 440 / 460V ±10%,50/60Hz ±5% 24V AC/DC | ||||||||||
| Motor | F class squirrel cage induction motor (Thermal sensor resistance protection to 135°C) | ||||||||||
| Duty cycle | ON-OFF S2~15min / Modulating S4~50% (600 starts per hour) | ||||||||||
| Control | ON-OFF control or Modulating control (4-20mA, 0-10V, 2-10V switchable) | ||||||||||
| Feedback signal | ON-OFF (2 x open / close active feedback + 2 x oepn / close dry contact feedback) Modulating (Default 4-20mA, 0-10V and 2-10V switchable) | ||||||||||
| Ingress protection | IP67 | ||||||||||
| Space heater | Anti condensation heating resistance | ||||||||||
| Manual override | By handwheel or by control interface ( Remote / Local / Stop,Open / Close) | ||||||||||
| Limit switches | SPDT 2 x Open / Close, 5A@250VAC, 2 x auxiliary Open / Close | ||||||||||
| Mechanical stopper | 1 each, external adjustable for open and close travel | ||||||||||
| Indicator | Dorm type 3D indicator / Lamp indicator ( Open / Close / Stop) | ||||||||||
| Painting | Epoxy powder coating | ||||||||||
| Travel angle | 90°(±5°) | ||||||||||
| Ambient temperature | -25°C…+70°C | ||||||||||
| Casing material | Alluminium alloy | ||||||||||
| Cable entry | 2 x PG16 ( Metric thread available by order) | ||||||||||
| Humidity | Max. 95% r.h | ||||||||||
| Color | Black RAL9005 orange peel finish | ||||||||||
| CERTIFICATION | CE / CSA / EAC | ||||||||||
| OPTIONS | |||||||||||
| Motor | H class motor (Thermal sensor resistance protection to 155°C) | ||||||||||
| Modulating duty | S4~75% (less than 1200 starts per hour) | ||||||||||
| Torque switches | 2 x open / close switches | ||||||||||
| Anti corrosion | C3 / C5 coating | ||||||||||
| Position feedback | For ON-OFF only, 4-20mA feedback, or 1KΩ potentiometer | ||||||||||
| Fault feedback | K2.1 collective fault feedback | ||||||||||
| Signal loss position | Open / Close / On position | ||||||||||
| Phase protection | Phase correction (3 pahse voltage only) | ||||||||||
| ISO5211 Mounting | |||||||||||
| Available flange size | F05 / F07 / F10 / F12 | F10 / F12 / F14 | F12 / F14 /F16 | ||||||||
| Standard double flange size | F07+F10 | F10+F12 | N/A | ||||||||
| Output shaft size | 14mm / 17mm / 22mm | 22mm / 27mm / 30mm | 27mm / 30mm / 36mm / 37mm | ||||||||
| Out put shaft type | Double square star (Default) / Square / Diamond square // Round single keyed / Round double keyed / Two flat | ||||||||||
| Max. stem diameter | 22mm | 35mm | 45mm | ||||||||
| Max. two flat | 22mm | 30mm | 37mm | ||||||||
| Max. stem height | 35mm | 55mm | 65mm | ||||||||
| Dimension size (mm) | |||||||||||
| A | 268 | 327 | 380 | ||||||||
| B | 77 | 110 | 127 | ||||||||
| C | 208 | 225 | 248 | ||||||||
| D | 190 | 266 | 265 | ||||||||
| E | 240 | 301 | 333 | ||||||||
| F | 121 | 145 | 161 | ||||||||
| G | 14mm / 17mm / 22mm | 22mm / 27mm / 30mm | 27mm / 30mm / 36mm / 37mm | ||||||||
| H | 35 | 55 | 65 | ||||||||
| φ I | 50 / 70 / 102 / 125 | 102 / 125 / 140 | 125 / 140 / 165 | ||||||||
| J | 4-M8 | 4-M10 / 4-M12 | 4-M12 | 4-M12 | 4-M16 | ||||||
| Weight (Kg) | 12.2Kg | 23.2Kg | 37.2Kg | ||||||||
| Package dimension (mm) | 400*400*400 | 400*400*400 | 420*400*560 | ||||||||
E-mail: support@kanede.com
Tel: 0086-519-85557268
Fax: 0086-519-85557368
Add: No. 206 Yuntaishan Road., Xinbei District, Changzhou, Jiangsu province, China