Re: [PSES] Rated Mains Operating Voltage Regional Compatibility [General Use]

2023-05-09 Thread Agar, Philip (Leonardo, UK)
extra test or two if you're taking a product rated for 230 Vac for the EU market and want to sell it in Australia. Mike Sherman Sherman PSC LLC > On 05/06/2023 4:09 AM CDT Agar, Philip (Leonardo, UK) > <220ac8787b71-dmarc-requ...@listserv.ieee.org> wrote: > > > Please

[PSES] Rated Mains Operating Voltage Regional Compatibility [General Use]

2023-05-06 Thread Agar, Philip (Leonardo, UK)
Please could someone advise me on what standard, if any, might compel a manufacturer to rate the operating voltage of their equipment to at least cover the utility supply tolerance of the region in which it is being sold? For example, a DoC for an IT item sold in the UK claims conformance with

[PSES] Non-isolated Solar Invertor EMC emissions

2021-10-12 Thread Agar, Philip (Leonardo, UK)
Background: I have been installing a recently manufactured 230 Vac 5.5 kW pure sine non-isolated solar invertor whose design exploits the PV array input operating in the same power domain as the AC mains output, i.e. no isolating transformers. Noticing that my medium wave and long wave

[PSES] ESD Testing Verification Voltmeter

2021-09-16 Thread Agar, Philip (Leonardo, UK)
Hi All, I would be grateful if someone could share with me their choice of high voltage or electrostatic voltmeter when verifying calibration of ESD generator output levels under BS EN 61000-4-2:2009 / DEF STAN 59-411 Part 3 Issue 3 / MIL-STD-461G ? Best regards, Phil Agar EMC Engineer