Prc-017-1

Standard PRC-017-1 — Remedial Action Scheme Maintenance and Testing
A. Introduction
1.

Title:

Remedial Action Scheme Maintenance and Testing

2.

Number:

PRC-017-1

3.

Purpose:
To ensure that all Remedial Action Schemes (RAS) are properly designed, meet
performance requirements, and are coordinated with other protection systems. To ensure that
maintenance and testing programs are developed and misoperations are analyzed and corrected.

4.

Applicability:
4.1. Transmission Owner that owns a RAS
4.2. Generator Owner that owns a RAS
4.3. Distribution Provider that owns a RAS

5.

Effective Date: See Implementation Plan for the Revised Definition of “Remedial Action
Scheme”

B. Requirements
R1.

The Transmission Owner, Generator Owner, and Distribution Provider that owns a RAS shall
have a system maintenance and testing program(s) in place. The program(s) shall include:
R1.1.

RAS identification shall include but is not limited to:
R1.1.1. Relays.
R1.1.2. Instrument transformers.
R1.1.3. Communications systems, where appropriate.
R1.1.4. Batteries.

R2.

R1.2.

Documentation of maintenance and testing intervals and their basis.

R1.3.

Summary of testing procedure.

R1.4.

Schedule for system testing.

R1.5.

Schedule for system maintenance.

R1.6.

Date last tested/maintained.

The Transmission Owner, Generator Owner, and Distribution Provider that owns a RAS shall
provide documentation of the program and its implementation to the appropriate Regional
Reliability Organizations and NERC on request (within 30 calendar days).

C. Measures
M1. The Transmission Owner, Generator Owner, and Distribution Provider that owns a RAS shall
have a system maintenance and testing program(s) in place that includes all items in Reliability
Standard PRC-017-1_R1.
M2. The Transmission Owner, Generator Owner, and Distribution Provider that owns a RAS shall
have evidence it provided documentation of the program and its implementation to the
appropriate Regional Reliability Organizations and NERC on request (within 30 calendar
days).

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Standard PRC-017-1 — Remedial Action Scheme Maintenance and Testing
D. Compliance
1.

Compliance Monitoring Process
1.1. Compliance Monitoring Responsibility
Compliance Monitor: Regional Reliability Organization. Each Region shall report
compliance and violations to NERC via the NERC Compliance Reporting process.
Timeframe:
On request (30 calendar days.)
1.2. Compliance Monitoring Period and Reset Timeframe
Compliance Monitor: Regional Reliability Organization.
1.3. Data Retention
None specified.
1.4. Additional Compliance Information
None.

2.

Levels of Non-Compliance
2.1. Level 1:
Documentation of the maintenance and testing program was incomplete, but
records indicate implementation was on schedule.
2.2. Level 2:
Complete documentation of the maintenance and testing program was
provided, but records indicate that implementation was not on schedule.
2.3. Level 3:
Documentation of the maintenance and testing program was incomplete, and
records indicate implementation was not on schedule.
2.4. Level 4:
Documentation of the maintenance and testing program, or its
implementation, was not provided.

E. Regional Differences
1.

None identified.

Version History
Version

Date

Action

Change Tracking

0

April 1, 2005

Effective Date

New

1

November 13,
2014

Adopted by the NERC Board of Trustees

Replaced references to
Special Protection
System and SPS with
Remedial Action Scheme
and RAS

1

November 19,
2015

FERC Order issued approving PRC-017-1.
Docket No. RM15-13-000.

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