SIPROTEC 4 7SJ63 Multifunction Protection Relay - Siemens
SIPROTEC 4 7SJ63 Multifunction Protection Relay - Siemens
SIPROTEC 4 7SJ63 Multifunction Protection Relay - Siemens
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5 Overcurrent <strong>Protection</strong> / <strong>7SJ63</strong>Connection diagram5*) For pinout of communicationports see part 16 ofthis catalog.For the allocation of theterminals of the panelsurface-mounting versionrefer to the manual(http://www.siprotec.com).1) Power relays are intendedto directly control motorizedswitches. The powerrelays are interlocked soonly one relay of each paircan close at a time, in orderto avoid shortingout the power supply.The power relay pairs areBO4/BO5, BO6/BO7,BO16/BO17 andBO18/BO19. If used forprotection purposes onlyone binary output of a paircan be used.Fig. 5/140<strong>7SJ63</strong>5 connection diagram5/154<strong>Siemens</strong> SIP · 2006
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