The only official copy of this file is the one on-line in the NSLS ESH website. Before using a printed copy, verify that it is the most current version by checking the document issue date on the NSLS ESH website.
Light Sources Directorate Policies and Requirements Manual
| Number: | LS-ESH-PRM-1.5.0 |
| Section: | ELECTRICAL SAFETY |
| Date: | 05/21/2007 |
| Revision: | 17 |
| Prepared by: | J. Aloi, A. Ackerman |
| Approved by: | Chi-Chang Kao (Department Chairman) |
All NSLS Staff, Users, Plant Engineering personnel, personnel from other BNL departments, and sub-contractors working within NSLS complex are required to follow the requirements set forth in the BNL Subject Area, “Electrical Safety”.
The following restrictions also apply to ALL electrical work at the NSLS:
- Working on or near: Working on or near energized components (>= 50 Volts ac or dc) is limited to troubleshooting voltage measurements and LOTO zero energy verification checks ONLY. This work must be documented on and performed in accordance with an Electrical Work Permit (see below).
- Exception: Plant Engineering personnel may work on or near energized components in accordance with procedures established and approved by the BNL Plant Engineering Division.
- Limits for Voltage Measurements: Only BNL Plant Engineering
electricians may check circuits with voltages greater than 240 ac or dc. All
other personnel are restricted to working on circuits with voltages <= 240 V ac
or dc for troubleshooting or performing LOTO zero energy verification.
Contact Al Boerner (x5990) for electrician assistance. - Electrical Work Permits
- Permit #1: Category 2 or less AND 240 Volts or Less Testing, Troubleshooting, and Voltage Measuring
Authorized NSLS Electrical Workers
Authorized NSLS Category 4 Switch Throwers
NSLS Electrical Equipment Inspection Information
 | PRM Table of Contents |
| Document Review Frequency | 3 Years |
Review signatures on file with master copy of controlled document
| LIGHT SOURCES DIRECTORATE REVISION LOG | |
| Document Number: | LS-ESH-PRM-1.5.0 |
| Subject: | ELECTRICAL SAFETY |
> See NSLS Quality Control Coordinator for original revision and review signatures <
| REVISION TABLE | ||
| Rev | Description | Date |
| 7 | Original Document | 8/11/98 |
| 8 | This is a complete revision based on discussions with the NSLS Electrical Safety Committee and the BNL Laboratory Electrical Safety Officer. | 12/01/00 |
| 9 | Section 4.4 added | 7/23/01 |
| 10 | New Section 6 added | 10/22/01 |
| 11 | Revised PRM to reflect changes in BNL ESH Standard 1.5.0, Electrical Safety:
|
03/04/03 |
| 12 | Document underwent major revisions to reflect NFPA 70E requirements. | 01/27/2005 |
| 13 | Added 120 v line cord PPE requirements and made several formatting changes. | 03/01/2005 |
| 14 | Changed BNL range B from 1000 Vdc to 750 Vdc so that we can stay within the safety limits of the voltage rated gloves. | 03/18/2005 |
| 15 | Added engineered voltage monitoring solutions for loto. | 06/22/2005 |
| 16 | New PPE requirements for disconnect switch and circuit breaker operation were added to section 6.1.0; as a result of an April 14, 2006 arc flash incident at BNL. NTRL guidance was added to section 4.0. All energized work permits were updated to reflect the new PPE requirements. | 07/31/2006 |
| 17 | PRM 1.5.0 now points to the requirements in the new BNL Electrical Safety Subject Area. In addition, more restrictive requirements for NSLS personnel, above those listed in the the Subject Area, have been added to this PRM. | 5/21/2007 |
For information regarding this document contact Nicholas Gmur, gmur@bnl.gov
