Download - Lightning Protection Institute

More documents

Recommendations

Info

UL 1449 • UL 1449 is the industry safety standard • End of life testing – Why? SPD/MOV failure • Assigns Performance ratings for comparison • UL 1449 Second Edition effective Aug 98 • UL 1449 Second Edition Revision adds Intermediate Fault Current testing, released and effective Feb 07 • UL 1449 Third Edition released & effective Sept 09 Copyright © 2009 Advanced <strong>Protection</strong> Technologies (800) 237-4567 30
UL 1449 Performance Rating: • Presently - Suppressed Voltage Ratings (SVR’s) • Clamp testing using 500A impulses – 24 impulse test series – Uses 6” lead lengths from outside of enclosure • Directly comparable results • Posted on every TVSS’ UL label • Discrete SVR categories of 330, 400, 500, 600, ….volts • (This format changes in Sept 2009) Copyright © 2009 Advanced <strong>Protection</strong> Technologies (800) 237-4567 31
Page 1 and 2: Advanced Protection Technologies Pr
Page 3 and 4: Advanced Protection Technologies (A
Page 5 and 6: UL 1449 THIRD Edition Combines TVSS
Page 7 and 8: UL 1449-3 & 2008 NEC Art 285 Surge
Page 9 and 10: UL 1449-3 & 2008 NEC Art 285 • Ch
Page 11 and 12: UL 1449-3 Performance Test Format C
Page 13 and 14: 2008 NEC Art 285 Copyright © 2009
Page 15 and 16: Simplifying Suggestions: (Why? on n
Page 17 and 18: Suggestions & Why (3 of 3): • Sel
Page 19 and 20: APT Here to Help: (800) 237-4567
Page 21 and 22: What Is a Surge/Transient? • High
Page 23 and 24: Metal Oxide Varistor - MOV SPD Buil
Page 25 and 26: SPD Connector Leads • Need short
Page 27 and 28: SPD Terminology • Surge Current -
Page 29: MOV/SPD Failures • MOVs are Varia
Page 33 and 34: 2008 NEC - Key Points SCCR labeling
Page 35 and 36: Grounding/Bonding TVSS/SPDs • Bet

Download - Lightning Protection Institute

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?