North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: DC power versus AC power
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - --On Sunday, December 29, 2002 00:46:56 -0500 [email protected] wrote: > Does anyone actually wire up > both the A side and B side to a single DC power supply and use diodes to > keep the two supply grids separate? We've built a number of "joiner" boxes in-house at KTHNOC; basically an aluminium box with rectifier bridge and heatsink, and screw terminals. We use them for 2511 terminal servers and similar. So, yes. > DC also avoids bulky AC power cords...and not only are the wires less > bulky, but you'll likely cut them to the actual length needed. Since DC > wiring is usually screwed down, they don't get bumped or accidentally > pulled out of the outlets as often. YMMV, but 4 times 2x10mm² + 16mm² PE (The DC connects for a 12n16 GSR) I find bulkier than 4 10A power cords ;-). You are right on spot about the tidy/sturdy part, though. - -- Måns Nilsson Systems Specialist +46 70 681 7204 KTHNOC MN1334-RIPE We're sysadmins. To us, data is a protocol-overhe -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.7 (OpenBSD) iD8DBQE+D2P802/pMZDM1cURAmCfAJ9lumFsIw0n1ZrUjWLg0/Fy1gC2/QCgm2/F NvqZ52RiOzlYKY+ul2YF3lI= =O9Am -----END PGP SIGNATURE-----
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