The phrase "a protection device" is correct and usable in written English.
It can be used when referring to an object or mechanism designed to safeguard or prevent harm to something or someone.
Example: "The safety manual includes detailed information about how to properly use a protection device in case of emergencies."
Alternatives: "safety device" or "protective equipment".
The rating indicates the number of decibels a protection device can block.
NMR/MRI magnets have a protection device to prevent the damages due to a quench.
In this paper, it is demonstrated that repetitive ESD stresses on a protection device such as a bidirectional diode induce progressive defects into the silicon bulk.
In the end, conclusions are drawn in Sect. 5. When a grid fault occurs, the voltage drops to a relative low level until a protection device trips and the circuit breakers isolate the fault.
When parts of the substation were "isolated" on Tuesday morning so that upgrades could continue, the increased current automatically triggered a protection device that operated incorrectly because of the wiring mistake and cut off power, Grigaux said.
Thus, the lock-up is a deal protection device protecting the target and buyer's transaction.
Then a dongle was "a software protection device which must be plugged into a computer to enable the protected software to be used on it".
Each bike has a four-digit code chain lock, a saddle with a theft protection device and GPS fitted to assist in locating any stolen cycles.
A 'helmet' was defined for the purposes of this project to constitute a solid protection device worn on the head, with a chinstrap, as a means of promoting personal safety to protect the head from impact in the event of a fall or collision.
"A stop sign is a life protection device," he said.
This is useful to design and prepare a bottleneck structure, in order to optimize a laser protection device.
