Damper Actuator for Data Centre Ventilation
The ventilation system of data centres is a critical infrastructure that ensures the smooth operation of information technology....
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Aug 23, 20231 min read
What are the advantages of using a spring return actuator?
Spring return actuators plays a significant role in applications where fail-safe operation and simplicity are vital. One of the main...
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Sep 16, 20212 min read
Why choosing the right damper actuator is important?
Getting the right fit for damper is crucial. The wrong fit of damper actuator will have common issues such as under sizing, oversizing,...
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Nov 24, 20201 min read
What is the difference between a spring return, non-spring return, and electronic fail-safe actuator
All of the actuators need power to operate, what happens if the supplied power is disrupted? Until power is restored, a regular electric...
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Nov 4, 20201 min read
Do Electronic Fail-safe actuators come with a fully charged capacitor?
The super capacitors used in Nenutec Electronic Fail-Safe actuators are discharged at the factory for shipping and storage purposes. At...
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Oct 22, 20201 min read
Can a 0-10 VDC feedback signal be converted to 4-20mA?
Can the feedback signal be 4-20mA? No, adding a resistor to a voltage signal will not create a current signal. But if we add a 500 Ohm...
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Oct 19, 20201 min read
What does Master-Slave wiring mean and when would I use it?
Master-Slave wiring means that the feedback signal of the master actuator is fed as the input signal of its slave actuator. This wiring...
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Oct 6, 20201 min read
What do the two different current ratings for the auxiliary switches on your actuator mean?
For all kinds of products which use electrical power, the manufacturers describe the electrical ratings of their products. Maximum...
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Sep 7, 20201 min read
How many times can I cycle my actuator?
By using a life cycle testing equipment, Nenutec verifies the design endurance of our actuators. To estimate the useful product life,...
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Aug 14, 20201 min read
What information is needed to select a control valve?
Th e information needed to know when you select a control valve 1. Characteristics of fluid to be controlled - Type of Fluid (Gas, Water,...
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Aug 14, 20201 min read
What is Fire and Smoke Damper?
Fire damper Fire damper is a device installed in ducts and air transfer opening of an air distribution or smoke control system designed...
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Jul 29, 20201 min read
What is a characterized ball valve? What's difference between ordinary and characterized ball valve?
Ordinary ball valves are not suitable to be used as modulating control devices. The reason for this is that an ordinary ball valve has an...
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Jul 16, 20201 min read
What is Kv/Cv? How to calculate Kv/Cv?
What is Kᵥ? Kᵥ , the flow coefficient in Metric Unit, is the flowrate in cubic meters per hour(m3/hr) that will pass through a valve with...
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Jul 8, 20201 min read
What is the difference between On/Off, Floating and Modulating Control?
On/Off Control (2-point control): The basic type of control in a control loop. There are only two stages: OPEN or CLOSE. The actuator...
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Jul 7, 20201 min read
How to change spring return damper actuator from fail closed to fail open?
Nenutec Spring Return actuators can be used to fail open position or fail closed position upon loss of power based on how the actuator is...
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Jul 6, 20201 min read
How to size a damper actuator?
Follow the "8 steps" choosing the correct damper by size and functional requirements, takes into consideration the selection of the right...
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