LEADER 02437nam 2200385 450 001 996278288303316 005 20231207090151.0 010 $a0-7381-6542-5 035 $a(CKB)3780000000090147 035 $a(NjHacI)993780000000090147 035 $a(EXLCZ)993780000000090147 100 $a20231207d2011 uy 0 101 0 $aeng 135 $aur||||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aIEEE Std 1613a-2011 (Amendment to IEEE Std 1613-2009) /$fInstitute of Electrical and Electronics Engineers 210 1$aNew York :$cIEEE,$d2011. 215 $a1 online resource (viii, 11 pages) $cillustrations 330 $aService conditions, electrical ratings, thermal ratings, and environmental testing requirements are defined for communications networking devices to be installed in electric power substations. This standard establishes a common reproducible basis for designing and evaluating communications networking devices and the communications ports of protective relays for use in this harsh environment. Keywords: auto dialers, bridges, communications networking device, communications ports, derating, dielectric test, electrostatic discharge (ESD) test, environmental requirements, Ethernet hubs, fast transient test, firewalls, humidity, IEEE 1613, impulse test, insulation test, modems, power apparatus, radio frequency (RF) test, routers, serial device, surge withstand capability (SWC) test, switches, temperature range, temperature rise, voltage rating. 517 $a1613a-2011 - IEEE Standard Environmental and Testing Requirements for Communications Networking Devices Installed in Electric Power Substations Amendment 1 517 $aIEEE Std 1613a-2011 (Amendment to IEEE Std 1613-2009): IEEE Standard Environmental and Testing Requirements for Communications Networking Devices Installed in Electric Power Substations Amendment 1: Adding of one definition, DC power supply requirements 517 $aIEEE Std 1613a-2011 606 $aElectric power systems$xCommunication systems 606 $aElectric substations 615 0$aElectric power systems$xCommunication systems. 615 0$aElectric substations. 676 $a621.3126 801 0$bNjHacI 801 1$bNjHacl 906 $aDOCUMENT 912 $a996278288303316 996 $aIEEE Std 1613a-2011 (Amendment to IEEE Std 1613-2009)$92577567 997 $aUNISA