by , on December 23, 2014
New version of ASTM F855-14 standard is now available. Details can be found here: F855 – Standard Specifications for Temporary Protective Grounds to Be Used on De-energized Electric Power Lines and Equipment has been revised to F855-14 developed by Committee F18.45, ASTM BOS Volume 10.03.
by , on December 22, 2014
Second Edition of CAN/ULC S801-14, Standard on Electric Utility Workplace Electrical Safety for Generation, Transmission, and Distribution now published. This standard for arc flash and electrical safety is a leading standard for Canada. For more information about this Standard, please contact Gillian Ottley at 613-755-2729, ext. 61472 or by email at Gillian.Ottley@ul.com. While I don’t...
by , on December 18, 2014
Q.  We have a synchronous generator feeding a fault as a source where there is no circuit breaker to disconnect, on the generator feed side of the breaker, for example, and are relying on the excitation system of the generator to trip. As we have no details of individual generator excitation system configuration, we have...
by , on December 17, 2014
The 3rd edition of the CSA Z462 is now available for pre-order. This new release will have major shifts towards risk assessment and new definitions that work well with other safety standards, such as the Z1000,Z1002, and the 2015 CEC (Canadian Electrical Code).  Expect orders to be finalized in January, 2015. More information can be found here.
by , on December 16, 2014
A new copy of the following standards have been posted.  Be sure to check out the updates below. D120 – Standard Specification for Rubber Insulating Gloves has been revised to D120-14a developed by Committee F18.15, ASTM BOS Volume 10.03. D1048 – Standard Specification for Rubber Insulating Blankets has been revised to D1048-14 developed by Committee...
by , on November 21, 2014
Introducing Tyndale’s Tattersall Work Shirt Tyndale’s NEW Tattersall Work Shirt (M125T) is a nice new woven plaid AR shirt on the market. There are only a few plaid woven fabrics on the market so for style this is a nice new product with a difference.   This product complies with ASTM F1506 to meet NFPA 70E AR Category...
by , on November 19, 2014
Q.  Can someone tell me if your rubber gloves need to be replaced with new ones if they are tested every 6 months and pass the test? I was told they are to be replaced at 1-year intervals whether they pass or not. A.  As long as the gloves pass the test every 6 months,...
by , on November 18, 2014
Recently Youngstown Glove Company was awarded a DuPont™ Kevlar® Glove Innovation Award. The winning entries were based upon the utilization of Kevlar® fiber within their designs.  Youngstown FR Waterproof Ultimate Linked with Kevlar®, is a waterproof winter glove, with an Arc Rating of 55 cal/cm². It is one of the highest arc ratings on a glove and...
by , on November 11, 2014
Q.  I just received a list of arc rated clothing available in an industry catalog. Three of the items are short sleeved arc rated shirts. NFPA 70E categories HRC 1 and HRC 2 require LONG SLEEVED arc rated shirts. How can short sleeved shirts be HRC rated? I understand the material may be arc rated to...
by , on November 10, 2014
Electrical Standards for Construction and General Industry; Extension of the Office of Management and Budget’s (OMB) Approval of the Information Collection (Paperwork) Requirements* OSHA solicits public comments concerning its request for an extension of the information collection requirements contained in the Electrical Standards for Construction (29 CFR part 1926, subpart K) and the Electrical Standards...
... 232425262728293031 ... 36 ... 45 ... 54 ... 63 ... 72 ... 81 ... 90 ... 99 ... 108 ... 117 ... 126 ... 135 ...