OMK-160B Part-Turn Electric Actuator (1600Nm / Passive Contact Type)
Product Information
Brand:
OMKEE
Model number:
OMK-160B
Standard Torque/Speed:
45S/1600Nm
Protection Class:
IP68
){kind=small}
Key Component Features & Material Engineering
1. Rugged ADC12 Aluminum Enclosure
The actuator casing is built from premium ADC12 die-cast aluminum. The raw casting undergoes specialized artificial aging and shot-blasting treatments to optimize structural density and tensile strength. It is then finished with a high-durability thermo-sprayed powder coating thicker than 0.2 mm that safely withstands temperatures above 150°C without peeling or cracking under direct sunlight or harsh weather.
2. High-Torque Motor with 1.5x Safety Reserve
Large industrial pipeline networks create heavy friction loads due to medium thickness or high system pressure surges. To ensure seamless operation, OMKEE motors are engineered with a 1.3x to 1.5x torque safety reserve. Crucial factors—such as motor temperature rise, rotational inertia, and insulation wear curves—are heavily optimized. This allows the actuator to handle frequent start-stop full loads without stalling.
3. Spline Joint and Forged Worm Gear Drive
The inner copper worm wheel is forged from a high-performance aluminum bronze alloy, paired with a 40Cr alloy steel worm shaft that has undergone thermal tempering and black-oxide anti-rust plating.
Instead of fragile, cheap one-piece structures that snap under sudden rotational shocks, the OMK-160B connects the output shaft and the worm wheel via a high-strength spline connection to distribute mechanical forces evenly.
Overall Dimensions and Performance Parameters
 |
OMK-100/160/250 | |||||||||
| Parameter\Performance | OMK-100 (AC110V) | OMK-100 (AC220V) | OMK-100 (AC380V) | OMK-160 (AC110V) | OMK-160 (AC220V) | OMK-160 (AC380V) | OMK-250 (AC110V) | OMK-250 (AC220V) | OMK-250 (AC380V) | |
| Motor Power | 120W | 120W | 90W | 140W | 140W | 100W | 140W | 140W | 100W | |
| Rated Current | 1.93A | 0.94A | 0.44A | 1.75A | 0.96A | 0.46A | 1.75A | 0.98A | 0.48A | |
| Standard Time/Torque | 30S/1000Nm | 30S/1000Nm | 30S/1000Nm | 45S/1600Nm | 45S/1600Nm | 45S/1600Nm | 75S/2500Nm | 75S/2500Nm | 75S/2500Nm | |
| Optional Time / Torque | 15S/500NM | 15S/500NM | 15S/500NM | - | - | - | - | - | - | |
| Turning Angle | 0~90° Adjustable | 0~90° Adjustable | 0~90° Adjustable | 0~90° Adjustable | 0~90° Adjustable | 0~90° Adjustable | 0~90° Adjustable | 0~90° Adjustable | 0~90° Adjustable | |
| Total Weight (kg) | 17.0 | 17.0 | 17.0 | 18.0 | 18.0 | 18.0 | 18.0 | 18.0 | 18.0 | |
| Cold Insulation Resistance (MΩ) | AC110V/220V/380V: 100 MΩ/500VDC | |||||||||
| Voltage-Withstand Class | AC110V/220V: 1500VAC one minute, AC380V: 1800VAC one minute | |||||||||
| Protection Class | Ip67 | |||||||||
| Installation Angle | 360° at any angle | |||||||||
| Electric Interface | One G1/2 Water-proof Cable Connector (For types with 4-20mA DC, etc. control signals, add one more) | |||||||||
| Ambient Temperature (℃) | -30℃~+60℃ | |||||||||
| Type of Control Circuit | Type A:Ordinal switch type; Type B:Passive signal feedback type; Type C:Resistance signal feedback type; Type D:Resistance signal and passive signal feedback type; Type E: Adjusting type; Type F: With position transmitter; Type G: DC current control type; Type H: AC 380V power control type | |||||||||
| Options of other function | ★ Stainless steel support, coupling
★Direct installation board, coupling (ISO5211 Standard) ★Over torque protector ★Heater for eliminating moisture |
|||||||||
Global Compliance and Applications
The OMK-160B complies fully with the JB/T8219-1999 manufacturing standard for industrial electric actuators. It is officially certified under test report No. C16040-WT by the Shanghai Institute of Process Automation Instrumentation. Furthermore, OMKEE manufacturing plants maintain verified compliance with ISO 9001:2008 and the European Union CE Certification, making this product ready for direct export into world markets.
Target Applications:
-
Heavy Processing: Petroleum refineries, aggressive chemical processing, steel manufacturing mills, ironworks, metallurgy, and paper mills.
-
Energy Systems: Thermal power plants (steam and cooling loop systems) and hydro-generation stations.
-
Infrastructure: Municipal water treatment plants, industrial wastewater lines, marine shipbuilding, and large-scale power irrigation networks.
-
Light Industrial: Food processing systems, pharmaceutical cleanrooms, and automated HVAC/Building Automation Systems (BAS).
Recommended products
OMK-250H Part-Turn Electric Actuator (Three-Phase AC Control Type)
The OMK-250H is an ultra-high-capacity, industrial-grade part-turn electric actuator designed and manufactured by OMKEE. Engineered specifically for high-power three-phase AC grids (AC 380V), this model operates via an external phase-reversal circuit to manage the opening and closing of large 90° valves and heavy dampers.
OMK-250G Part-Turn Electric Actuator (Pure DC Control with Passive Contacts)
The OMK-250G is an ultra-high-capacity, industrial-grade part-turn electric actuator designed and manufactured by OMKEE. Engineered specifically for low-voltage DC power networks (DC 24V), this model operates via an external reversing circuit to manage the opening and closing of 90° valves.
OMK-250F Part-Turn Electric Actuator (2500Nm / Transmitter Feedback Type)
The OMK-250F is a professional, high-performance part-turn electric actuator engineered by OMKEE. Designed for massive fluid control infrastructure, it delivers an industry-leading output torque of 2500 Nm to reliably automate large-scale butterfly valves, ball valves, and industrial dampers.
OMK-250E Intelligent Modulating Electric Actuator (2500Nm with Servo Controller)
The OMK-250E is a flagship industrial-grade modulating electric actuator manufactured by OMKEE. Engineered for high-precision, continuous fluid regulation in large-scale pipeline networks, this model delivers a massive output torque of 2500 Nm to smoothly drive larger butterfly valves, ball valves, and heavy-duty dampers.
