AC Power Standards, Grounding

We have been telling our customers that we require them to supply AC power to our equipment that is grounded per US NEC Article 250 Part C. Our European customers have asked us to revise this contract language to reflect EC Norms. Can anyone tell me what the appropriate EN reference

re: CE requirements

Peter I have posted two items with in the last few days, One of which may have touched on whether to CE mark or not but that was not the main emphasis 1) CE EMC/LVD requirements for a DC drive. What are the standards that apply to a DC drive. I did mention that this device is an accessory so

Re: Names of Voltage Levels

To expand on Eric Henning's comment on voltage definition, EN 60204 (similar to IEC 204), has yet a different definition for PELV: 6.4 Protection by the use of PELV (Protective Extra Low Voltage) This measure is intended to protect persons against electric shock from direct contact and indirect

unsubscribe

Item Subject: cc:Mail Text

Re: PFC on PS2 power supplies

Hi, Sparkle Power, Inc has a 300W, either with internal or external fan form factor. I can not say if it passes flicker and power line harmonics, nor can I vouch for the quality or reliability of the supply. The contact is David Hwang @ 408-945-1314 x105 FAX: 408-945-1385

'Cube' form factor power supply

Power Switch has an active power factor corrected 300 watt supply in traditional cube shape with fan. Contact is Danice Donito at 201-478-0300. Location is Lodi, NJ. I have tested to harmonic requirements of 1000-3-2 and it seems ok. bo...@vnet.ibm.com

Re: Flammability of Plastics for ITE - more feedback

Darrell, Rich What if the overlay is a membrane key pad or has embedded LEDs? Then it is not a decoration. This is my situation How does this change the evaluation? Regards Chris Wells Sr Des. Eng. Cutler-Hammer - Original Text From: C=US/A=INTERNET/DDA=ID/richn(a)sdd.hp.com, on

RE: Host Computer (Test Bed)

Hello once again! Earlier in the week I posted this message asking for help in finding a good test bed host system. I would like to thank everyone for their responses, which have been very helpful. We are currently investigating several suggestions which I received from you in reference to

User Friendly Standards

Rich: You asked for comments on User-Friendliness of standards. My own personal preferences are as follows: I like to use a standard that has all of the information on a certain issue close together in the document. For example, I do not find it friendly when a standard has a section separate

RE: Host Computer (Test Bed)

Randy, Could you summarize and post responses you received on your posting? Thanks, Mirko

Re: Flammability of Plastics for ITE - more feedback

Hi Chris: What if the overlay is a membrane key pad or has embedded LEDs? Depends on whether the circuits for the keys or LEDs are Limited Power as defined in IEC 950, Sub-clause 2.11. The issue is: What parts and circuits require a fire enclosure? The answer to this question is found in