
Allicdata Part #: | 777-TS-ND |
Manufacturer Part#: |
777-TS |
Price: | $ 391.24 |
Product Category: | Industrial Controls |
Manufacturer: | Littelfuse Inc. |
Short Description: | 3-PHASE OVERLOAD RELAY/190-480 |
More Detail: | N/A |
DataSheet: | ![]() |
Quantity: | 1000 |
1 +: | $ 355.67300 |
Series: | * |
Part Status: | Active |
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Protection relays, also termed as "overcurrent relays", are devices used for the protection of inferiorly sized circuits and apparatus from elevated power overloads and short-circuits. In the protection relays & systems field, the 777-ts application utilizes over-under voltage protection and current protection systems to protect its circuits and apparatus due to the crucial role this type of protection plays in safety. As its name implies, the 777-ts application is a tripping system that enables the power system to trip itself from a short-circuit or overloaded current. These systems are often utilized in industrial and residential environments, particularly for power plants and other large-scale power applications.
The working principle of the 777-ts application is quite simple and straightforward. The system is equipped with two high-sensitivity relays – the over-under voltage relay and the current relay – which are connected to an external breaker set in the power system. When the voltage becomes too high or too low, or when an overload or short-circuit current is detected, the current relay will open the main breaker and allow the power system to trip itself. If an abnormal current is detected such as an overload, the 777-ts application will also switch the main breaker off, allowing for the protection of the entire circuit and the apparatus connected to it.
The system works in two main modes – the normal mode and the emergency mode. In the normal mode, the relays are switched on, allowing for the detection of high and low voltages and short-circuits. No current is allowed to pass through the system until the detection of a fault condition. In the emergency mode, the relays are switched off, and the power system is isolated from the network, allowing for the protection of the circuit and its apparatus from any potential damage.
The use of the 777-ts application in the protection relays & systems field is extremely beneficial due to its ability to offer high levels of safety and protection. This system helps protect the circuits from elevated power overloads and short-circuits, making it an invaluable asset for both industry and residential use. This system is also able to detect the slightest changes in voltage or current, and to respond quickly to any fault conditions. Additionally, the system also helps reduce energy consumption in the power system, allowing it to operate more efficiently. Ultimately, the use of the 777-ts application in the protection relays & systems field has multiple benefits, making it an essential tool for protecting circuits and apparatus from potential harm.
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