Re: [PSES] Dips and interruptions when connected to UPS

2018-07-24 Thread Schmidt, Mark
@LISTSERV.IEEE.ORG Subject: [PSES] Dips and interruptions when connected to UPS This message originated outside of DISH and was sent by: owner-emc-p...@listserv.ieee.org<mailto:owner-emc-p...@listserv.ieee.org> If a device is permanent connected to an uninterruptible power supply (UPS) via

Re: [PSES] Dips and interruptions when connected to UPS

2018-07-24 Thread T.Sato
On Tue, 24 Jul 2018 14:35:57 +0200, Amund Westin wrote: > If a device is permanent connected to an uninterruptible power supply (UPS) > via its AC input port, can the Voltage dips and interruption test be > omitted? It could sound like a possibility, but maybe it depends on the UPS > performanc

Re: [PSES] Dips and interruptions when connected to UPS

2018-07-24 Thread Grasso, Charles
interruptions when connected to UPS This message originated outside of DISH and was sent by: owner-emc-p...@listserv.ieee.org<mailto:owner-emc-p...@listserv.ieee.org> If a device is permanent connected to an uninterruptible power supply (UPS) via its AC input port, can the Voltage di

Re: [PSES] Dips and interruptions when connected to UPS

2018-07-24 Thread John Woodgate
The manufacturer cannot know that the device will be permanently connected to a UPS unless the device and UPS are sold together as a 'system'.  Only in that case might an exemption be justified, but it would have to be justified and documented in the EMC Assessment of the system. John Woodgat

[PSES] Dips and interruptions when connected to UPS

2018-07-24 Thread Amund Westin
If a device is permanent connected to an uninterruptible power supply (UPS) via its AC input port, can the Voltage dips and interruption test be omitted? It could sound like a possibility, but maybe it depends on the UPS performance. Any experiences? I can not find any exemptions in the test s