Note:
1. The data provided in the table represents the standard factory configuration for this product, ensuring top-notch performance.
2. The rated torque is designed to be 0.75 times the maximum torque, optimizing efficiency and functionality.
3. The specified working time is based on a 50Hz frequency. For a 60Hz frequency, multiply by 5/6 to determine work times, while maintaining maximum torque integrity.
4. Customization to fit your specific valve stem sizes is available through our dedicated sales team.
Basic Specification |
Voltage |
AC24/110V/220V/380V...(±10%)DC24...(±10%) |
Frequency |
50/60Hz(±5%) |
Torque |
50-3000N.m(without gearbox);3000-10000N.m(with gearbox) |
Angle |
90° |
Travel switch |
2×SPDT,250VAC5A |
Assistant switch |
2×SPDT,250VAC5A |
Cable gland |
Standard:2-M20x1.5 |
On-off type |
Input signal:ON-OFF |
Feedback dry contact+wet contact |
Modulating type |
Input signal 4-20mA(factory setting)/2-10V/0-10V optional |
Output signal 4-20mA(factory setting)/2-10V/0-10V optional |
Flange |
IS05211 Standard |
Position indicator |
Flat(3D indicator as option) |
Manual Override |
Allen key(Handwheel as option) |
Protection class |
IP67,(Ip68 as option 10m.72hours) |
Ambient temperature |
-30ºC - +70ºC |
Over torque protection |
Torque≥250Nm as option |
Anti-condensation |
Heater,(Breathe valve as option) |
Overheat protection |
Built-in motorthermal protection.Temp.125ºC±5ºC |
Power failure state |
The last position |
Signal failure state |
4-20mA/2-10V:can set full open or full close(factory setting is position protection) |
0-10V:full close |


Company Profile

Founded in 2003, Wenzhou Heli Automatic Meter Co., Ltd. stands as a beacon of innovation in the high-tech sector, specializing in the development and production of control valves, electric actuators, pneumatic actuators, damper actuators, electric valves, and pneumatic valves.
Our cutting-edge products serve a diverse range of industries globally, including Oil & Gas, HVAC, Marine, Mining, Pulp & Paper, Food & Beverage, Power, Water & Wastewater, Pharmaceutical, and Chemical industries. Our commitment to quality is evidenced by an extensive list of certifications, including DNV, EAC, CE, ROHS, SIL, ATEX, CNEX, 3C, IP67, and IP68.
Driven by a mantra of 'Quality-driven, Technical innovator, Honest service,' we are unwaveringly committed to delivering the finest valve and actuator solutions that meet and exceed your expectations.

Certifications
(The displayed certificates represent only a portion of our extensive credentials, showcasing our dedication to excellence.)
FAQ
1. who are we?
We are based in Zhejiang Province, China, start from 2003,sell to Domestic Market(47.00%),South America(12.00%),Southeast Asia(10.00%),Northern Europe(5.00%),Eastern Europe(4.00%),North America(3.00%),South Asia(3.00%),Western Europe(3.00%),Eastern Asia(3.00%),Oceania(3.00%),Southern Europe(3.00%),Africa(2.00%),Mid East(2.00%). There are total about 51-100 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Electric Actuator,Pneumatic Actuator,Damper Actuator,Motorized Ball Valve,Motorized Butterfly Valve
4. why should you buy from us not from other suppliers?
Founded in 2 0 0 3, more than 100 employees, including engineers and technicians accounted for 2 5 % Own 26 new utility patents and 2 invention patents. With CE, ROHS,SIL,IP67, IP68,CNEX, ATEX, and ISO9001 ,2015 (CQC) certificates.
5. what services can we provide?
Delivery Terms: FOB,CFR,CIF,EXW,FCA;
Payment Currency:USD,CNY;
Payment Type: T/T,L/C,Western Union,Cash;
Language Spoken:English,Chinese
HEQ series electric actuator is a new generation of electric actuator products of HELI.Modular design has expandable functions for customer request.Suitable for butterfly valve,ball valv,gate valve and other differentforms of valves.
HEQ series electric actuator is a new generation of electric actuator products of HELI.Modular design has expandable functions for customer request.Suitable for butterfly valve,ball valve,gate valve and other differentforms of valv