Under Frequency Relay definition

Under Frequency Relay means a relay which operates when the system frequency falls below a specified limit and initiates load shedding
Under Frequency Relay means an electrical measuring relay intended to operate when its characteristic quantity reaches the relay settings by decrease in frequency.
Under Frequency Relay means a relay which operates when the system frequency falls below a pre-set value;

Examples of Under Frequency Relay in a sentence

  • The Connection Agreement shall specify the manner in which Demand subject to low frequency Disconnection shall be split into discrete MW blocks with associated Under Frequency Relay settings.

  • The Connection Agreement shall specify the manner in which Demand subject to low frequency disconnection shall be split into discrete MW blocks with associated Under Frequency Relay settings.

  • Rotational Load Shedding Schemes using Under Frequency Relay (UFR) shall be prepared time to time by the Utility in accordance with the guidelines/instructions issued by WRLDC/WREB.

  • Rotational Load Shedding Schemes using Under Frequency Relay (UFR) shall be prepared time to time by the Utility in accordance with the guidelines/instructions issued by WRLDC/WRPC.

  • Pursuant to 26 U.S.C. § 7402(a), this Court is authorized to issue orders of injunction as may be necessary or appropriate to enforce the internal revenue laws.

  • Under Frequency Relay ID number (for primary reserve providers): (This could be the digital output contact in an integrated Recorder/Relay.) 12.

  • Under Frequency Relay System has been overhauled to control Breakdowns due to generation loss.

  • Enhancement of Stabilizing Performance of a Microgrid Using Energy Storage System with Under Frequency Relay.

  • Including frequency, voltage, fault-ride through, short circuit and plant sizeNo changes made to these values asthey have been agreed2.Table of Under Frequency Relay Setting should be added.Table 4.2 added with proposed UnderFrequency Relay Settings3.Connection Code is a very detail document for Regional InterconnectionUnderstood but this is in line with international best practice.

  • It was recommended that the consultant review and update the work plan to correct the inconsistencies and Staff create a template of a preferred workplan for future use.


More Definitions of Under Frequency Relay

Under Frequency Relay. (UFR) means a continuously monitoring relay that will operate, giving an alarm or initiation signal upon measured frequency moves outside set point limit.
Under Frequency Relay means a relay which operates when the system frequency falls below a preset value;
Under Frequency Relay means a relay which operates when the system frequency falls below a laid down limit and initiates load shedding;

Related to Under Frequency Relay

  • frequency ride through as used herein shall mean the ability of a Small Generating Facility to stay connected to and synchronized with the system or equipment of the Transmission Owner and any Affected Systems during system disturbances within a range of under-frequency and over- frequency conditions, in accordance with Good Utility Practice and consistent with any standards and guidelines that are applied to other generating facilities in the Balancing Authority Area on a comparable basis. The term “voltage ride through” as used herein shall mean the ability of a Small Generating Facility to stay connected to and synchronized with the system or equipment of the Transmission Owner and any Affected Systems during system disturbances within a range of under-voltage and over-voltage conditions, in accordance with Good Utility Practice and consistent with any standards and guidelines that are applied to other generating facilities in the Balancing Authority Area on a comparable basis.

  • InterMTA Traffic is: (a) traffic originated by a CMRS end user of ALLTEL in an MTA and terminated to an end user of MATC in another MTA; and (b) traffic originated by an end user of MATC in one MTA and terminated to an end user of ALLTEL in another MTA.

  • InterLATA Traffic describes Telecommunications between a point located in a Local Access and Transport Area ("LATA") and a point located outside such area.

  • Solar collector means a device, structure or a part of a device or structure a substantial purpose of which is to transform solar energy into thermal, mechanical, chemical or electrical energy.

  • Disinfection profile means a summary of Giardia lamblia inactivation through the treatment plant.

  • Fraud Monitoring System means an off-line administration system that monitors suspected occurrences of ABT- related fraud.

  • Turbidity means the cloudy condition of water due to the presence of extremely fine particulate materials in suspension that interfere with the passage of light.

  • Yearly (1/Year) sampling frequency means the sampling shall be done in the month of September, unless specifically identified otherwise in the effluent limitations and monitoring requirements table.

  • Medicare Levy Surcharge means an extra charge payable by high income earners beyond the standard Medicare Levy if they do not have qualifying private hospital insurance coverage. This charge is assessed as part of an individual or family’s annual tax return.

  • Meet-Point Billing (MPB means the billing associated with interconnection of facilities between two (2) or more LECs for the routing of traffic to and from an IXC with which one of the LECs does not have a direct connection. In a multi-bill environment, each Party bills the appropriate tariffed rate for its portion of a jointly provided Switched Exchange Access Service.

  • Meet-Point Billing (MPB) refers to the billing associated with interconnection of facilities between two or more LECs for the routing of traffic to and from an IXC with which one of the LECs does not have a direct connection. In a multi-xxxx environment, each Party bills the appropriate tariffed rate for its portion of a jointly provided Switched Exchange Access Service.

  • Wastewater collection system means the sewer and pumping system used for the collection and conveyance of domestic, commercial and industrial wastewater; and

  • Fifteen-minute billing unit means a billing unit that equals fifteen minutes of service delivery time or is greater or equal to eight minutes and less than or equal to twenty-two minutes of service delivery time.

  • Yearly (1/Year) sampling frequency means the sampling shall be done in the month of September, unless specifically identified otherwise in the effluent limitations and monitoring requirements table.

  • Common Channel Signaling (CCS means an out-of-band, packet-switched, signaling network used to transport supervision signals, control signals, and data messages. It is a special network, fully separate from the transmission path of the public switched network. Unless otherwise agreed by the Parties, the CCS protocol used by the Parties shall be SS7.

  • Vapor collection system means a vapor transport system which used direct displacement by the gasoline being transferred to force vapors from the vessel being loaded into either a vessel being unloaded or a vapor control system or vapor holding tank.

  • Intercollegiate sport means a sport played at the collegiate level for which eligibility requirements for participation by a student athlete are established by a national association for the promotion or regulation of collegiate athletics.

  • IntraLATA Toll Traffic means the IntraLATA traffic, regardless of the transport protocol method, between two locations within one LATA where one of the locations lies outside of the mandatory local calling area as defined by the Commission.

  • Outfall means a point source.

  • Individual PAGA Payment means the Aggrieved Employee’s pro rata share of 25% of the PAGA Penalties calculated according to the number of Workweeks worked during the PAGA Period.

  • Wastewater treatment unit means a device which:

  • 911 Trunk A trunk capable of transmitting a 9-1-1 dialed call to the Selective Router, and used for the single purpose of transmission of 9-1-1 calls in accordance with applicable NENA Standards. Access Service Request (ASR): The Ordering and Billing Forum document designated by CenturyLink to be used by the Parties to add, establish, change or disconnect services or trunks for the purpose of providing special access, Switched Access Services, and Interconnection. Access Services: Interstate and intrastate Switched Access Services, Special Access and/or Private Line services, as appropriate. Act or the Act: The Communications Act of 1934, as amended by the Telecommunications Act of 1996, and as amended from time to time and codified at 47 U.S.C. §§151, et seq. ACTL: Access Customer Terminal Location as defined by Telcordia.

  • Centralized Message Distribution System (CMDS) means the transport system that LECs use to exchange outcollect and Carrier Access Billing System “CABS” access messages among each other and other Parties connected to CMDS.

  • Routing Point means the location which a LEC has designated on its own network as the homing or routing point for traffic inbound to Exchange Service provided by the LEC which bears a certain NPA-NXX designation. The Routing Point is employed to calculate mileage measurements for the distance-sensitive transport element charges of Switched Access services. The Routing Point need not be the same as the Rating Point, nor must it be located within the Rate Center area, but must be in the same LATA as the NPA-NXX.

  • Interconnection Provider means PacifiCorp Transmission.

  • Monitoring System means a system established by BNY to fulfill the Responsibilities specified in clauses (d) and (e) of Section 1 of Article III of this Agreement.