№ lp_1_2_38223
File format: docx Character count: 17770 File size: 103 KB
The document describes the process for assessing the WECC Off-Nominal Frequency Load Shedding Plan (ONFLSP) to ensure its adequacy in protecting the Bulk Electric System.
Year: 2026
Region / city: WECC Interconnection
Topic: Load Shedding Assessment
Document Type: Methodology
Organization / Institution: WECC
Author: WECC UFLSWG
Target Audience: WECC stakeholders, Planning Coordinators, NERC-defined Planning entities
Effective Period: Biennial assessments
Approval Date: N/A
Revision Date: N/A
Price: 8 / 10 USD
The file will be delivered to the email address provided at checkout within 12 hours.

Don’t have cryptocurrency yet?

You can still complete your purchase in a few minutes:
  1. Buy Crypto in a trusted app (Coinbase, Kraken, Cash App or any similar service).
  2. In the app, tap Send.
  3. Select network, paste our wallet address.
  4. Send the exact amount shown above.
After sending, paste your TXID (transaction ID) and your email to receive the download link. Need help? Contact support and we’ll guide you step by step.

The final amount may vary slightly depending on the payment method.
The file will be sent to the email address provided at checkout within 24 hours.
The product description is provided for reference. Actual content and formatting may differ slightly.
Reliability Standard Audit Worksheet PRC-006-5 – Automatic Underfrequency Load Shedding
Registered Entity: Registered name of entity being audited
NCR Number: NCRnnnnn
Compliance Enforcement Authority: Region or NERC performing audit
Compliance Assessment Date(s): Month DD, YYYY, to Month DD, YYYY
Compliance Monitoring Method: [On-site Audit | Off-site Audit | Spot Check]
Names of Auditors: Supplied by CEA
Applicability of Requirements: BA, DP, GO, GOP, PA/PC, RC, RP, RSG, TO, TOP, TP, TSP
Requirements Covered: D.B.1, D.B.2, D.B.3, D.B.4, R6, R7, R8, R9, R10, D.B.11, D.B.12
UFLS Entities Definition: Distribution Providers, UFLS-Only Distribution Providers, Transmission Owners, and Transmission Owners that own Elements identified in the UFLS program
Supporting Evidence: Compliance narratives, reports, memorandums, emails, and other documentation demonstrating compliance with PRC-006-5 requirements
Subject Matter Experts: SME Name, Title, Organization, Requirement(s)
Compliance Assessment Approach: Verification of joint regional review participation, island identification, and UFLS program adoption within Western Interconnection
Time Horizon: Long-term Planning
VRF Level: Medium
Compliance Questionnaire and Reliability Standard Audit Worksheet PRC-011-0 — Undervoltage Load Shedding System Maintenance and Testing
Year: 2005
Region / City: United States
Topic: Compliance with Reliability Standards, Undervoltage Load Shedding Systems
Document Type: Audit Worksheet
Organization / Institution: NERC (North American Electric Reliability Corporation)
Author: NERC
Target Audience: Registered Entities, Compliance Enforcement Authorities, Auditors
Enforcement Period: 2007-06-18 onwards
Approval Date: 2005-02-08
Amendment Date: 2010-12-01
Compliance Questionnaire and Reliability Standard Audit Worksheet PRC-010-0 — Technical Assessment of the Design and Effectiveness of Undervoltage Load Shedding Program
Year: 2005
Region / City: United States
Subject: Reliability Standard Compliance
Document Type: Reliability Standard Audit Worksheet
Organization / Institution: NERC (North American Electric Reliability Corporation)
Author: NERC
Target Audience: Registered entities subject to NERC Reliability Standards
Period of Validity: Ongoing
Approval Date: 2/8/2005
FERC Approval Date: 3/16/2007
Enforcement Date: 6/18/2007
Compliance Deadline: 30 calendar days after request
Revision History: Version 1, October 2009
SME Name: N/A
Title: N/A
Organization: N/A
Requirements: PRC-010-0 — Technical Assessment of the Design and Effectiveness of Undervoltage Load Shedding Program
Purpose: Provide System preservation measures in an attempt to prevent system voltage collapse or voltage instability by implementing an Undervoltage Load Shedding (UVLS) program.
Applicability: Load-Serving Entity, Transmission Owner, Transmission Operator, Distribution Provider
Description: A compliance assessment document designed for entities to demonstrate adherence to the PRC-010-0 Reliability Standard through evidence and documentation related to their Undervoltage Load Shedding program.
Shedding Light on Low Vision
Year: 2020
Region / City: South Africa
Topic: Low Vision, Eye Health
Document Type: Informational Article
Organization / Institution: SA Guide-dogs Association
Author: Michelle Ntlakana
Target Audience: Individuals with low vision, caregivers, healthcare professionals
Period of Validity: Ongoing
Approval Date: 2020
Date of Changes: Not specified
Contextual Description: Informational article explaining low vision, its causes, testing, and how orientation and mobility practitioners assist those affected.
Topics: Off-Nominal ONFLSP Shedding