Examples of 'protective relay' in a sentence
Meaning of "protective relay"
protective relay: a device designed to detect abnormal conditions in an electrical system and take appropriate action to prevent damage or dangerous situations, commonly used in the field of electrical engineering and power distribution systems
How to use "protective relay" in a sentence
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protective relay
Selectivity analysis and protective relay coordination.
A hybrid protective relay having enhanced contact response time.
Circuit to prevent uncontrolled tripping of a protective relay.
Generator protective relay panel.
CVT transients affect all the voltage related functions of a protective relay.
A check is made on whether the protective relay is switched off.
A protective relay will typically monitor all of the sequence network currents and voltages.
The result thereof must be that the protective relay switches.
The digital protective relay according to the present invention has the following advantages.
This invention relates to an electronic protective relay for a multiphase electric load.
ALP Protective relay series continues to evolve.
The LOOP was caused by a human error during a protective relay test of the main generator.
The digital protective relay may perform auto-negotiation to configure the physical layer.
Apparatus for determining an out-of-step condition in a protective relay for power stations.
Based on the measurement a protective relay may initialize a protective scheme accordingly.
See also
For example, a relay including function 51 would be a timed overcurrent protective relay.
In accordance with the invention a protective relay for an electrical power distribution system is provided.
A protective relay detects any imbalance in currents, and trips circuit breakers to isolate the device.
In particular, the Siemens SIPROTEC protective relay may be employed.
Similarly, the metering / protective relay menu has selections for all the metering protective relay settings.
Apparatus for determining an out-of-step condition in a protective relay for power systems, comprising,.
A protective relay in accordance with claim 1 additionally comprising,.
FIG . 1 is a block diagram of an exemplary pre-filter in a microprocessor-based protective relay.
A protective relay 17 is located relative to the network impedances as shown.
The world 's first commercially available digital protective relay was introduced to the power industry in 1984.
The protective relay in accordance with claim 3 additionally comprising,.
The protective relay of claim 1 wherein said semiconductor switch ( Z4 ) comprises a second triac.
A protective relay for detecting faults in an electrical power distribution system ( 10 ), said relay comprising,.
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Examples of using Protective
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Take protective measures against inhalation of dust
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The protective strip may be replaced if damaged
