QT50 is the most compact quarter-turn actuator.. With an operating torque of 50 Nm, the QT50 is ideal for use with butterfly and ball valves from DN25 to DN80. IP68 protection rating and maritime type approval ensures robustness and durability. The QT50 is designed in line with Eltorque`s Lifelong Intelligent Control philosophy, meaning a maintenance free product with improved functionality and real-time feedback
NAG electric valve actuators are designed to be maintenance free, and feature completely enclosed, permanently lubricated transmissions to ensure extended reliable service in the harshest operating conditions.
Technical Data
Torque* | 10-50 Nm |
Valve Stem Connector | Valve Spindle Adaptor SQ11 |
Valve Applications | Butterfly and Ball Valves with partial turn operation |
Valve Flange | F04, F05, F07. According to ISO5211 |
Min-Max Closing Time | 0-100% / 0-90° / Min: 5 sec. / Min Recommended: 8 sec. / Max: 15 sec |
*Configurable using Eltorque Manager download free at: www.eltorque.no/downloads
Mechanical
Dimensions (H,W,D) |
6.42, 4.6, 6.45 in (163, 118, 164 mm) |
Weight | 9.92 lbs (4.5 kg) |
Housing | IP68 (continous submersion, 32ft/10m - 72hr) Corrosion resistant aluminum housing |
Operating Temperature | -13° to 158°F (-25° to +70°C) |
Over Temp. Protection | Current controlled |
Under Temp. Protection | Stator coils used as heating element |
Finish | Black |
Electrical
Supply Voltage |
|
Power Consumption |
Max: 60VA Standby: 25W |
Cables & Cable Glands
Control
Interface Options |
Digital: 2x digital input (Open & Close) Analog: analog input (set position) analog output (feedback position) digital output (open, closed & alarm) |
Network Valve-Position Sensor |
Absolute position sensor; provides correct feedback even after power failure. |
Resolution |
0.39% / 0.35° & 360° range |
Configuration / |
USB connection to PC with Eltorque Manager v.3 |
Configurable Parameters |
|
Emergency & Safety
Manual Operation |
Standard fixed hand wheel, mechanical valve-position indicator |
Apprx. Number of Turns Closed - Open |
19: 0-100% / 0-90°
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Attachment | Size |
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NAG Marine's mission is to provide best-in-class products and technical representative services to our highly valued customers. We focus on technological solutions to difficult problems in the Fluid Automation and Shipboard Computer markets.