RE: Circuit Breaker Tripping Dring Fault Tests

2003-01-29 Thread gkt4s
Thank you Richard – this situation vividly illustrates the danger of nuisances tripping – what message does that give to the Home Owner – “FIT A BIGGER FUSE!” That is why (some) CSA standards require a Turn-On Test – ON-OFF 10 times within a minute – protection devices MUST NOT OPERATE. I h

RE: Automotive v. EMC Directives

2003-01-29 Thread gkt4s
Automotive products must comply with the Automotive Directive - this actually requires additional elements beyond the EMC Directive. Safety issues are as one would expect - Fire and Energy Hazard - and are potentially more serious than mains operated equipment because you do not usually have 12

RE: Circuit Breaker Tripping Dring Fault Tests

2003-01-28 Thread gkt4s
Like most regulatory issues the answer is YES and NO. Therefore it is dangerous and extremely misleading (to many lurkers) to apply a general answer to all conditions: * Generally the equipment is expected to protect itself with internal over current and short-circuit protection. *

RE: Fire Enclosure Design for NiCad Batteries

2002-12-17 Thread gkt4s
Why does it need a Fire Enclosure? It is gets THAT HOT and is strapped to you waist (hot day - sweat-shirt) and your are up a ladder then you'll have more immediate problems than causing a building fire Please post the trade name so that we can all buy one for someone we dislike.