Specification Input voltage -48 V DC Input current 160 A Surge protection specifications Surge voltage on the -48 V DC power port Differential mode: 2 kV (1.2/50 ?s) Common mode: 4 kV (1.2/50 ?s Surge current on the -48 V DC power port Differential mode: 10 kA (8/20 ?s) Common mode: 20 kA (8/20 ?s) Dimensions (H x W x D) A DCDU-12B is 1 U high with a case structure and can be installed in a 19-inch cabinet or rack. 42 mm x 442 mm x 65 mm (1.65 in. x 17.4 in. x 2.56 in.) (without mounting ears) 42 mm x 482.6 mm x 65 mm (1.65 in. x 19 in. x 2.56 in.) (with mounting ears) Huawei DCDU-12B DC Direct Current Distribution Unit -48 V DC Power A direct current distribution unit-12B (DCDU-12B) provides -48 V DC power for other components in a cabinet. A DCDU-12B is 1 U high and can be installed in an IMS06 subrack or in any of the following cabinets: BTS3900 (Ver.D), BTS3900L (Ver.D), BTS3900 (Ver.D_A), BTS3900 (Ver.D_B), BTS3900L (Ver.D_B), RFC (Ver.D), RFC (Ver.E), RFC (Ver.D_A1), RFC (Ver.D_A2), RFC (Ver.D_B), BTS3012 (Ver.D_Z), BTS3012AE (Ver.D_Z), TMC11H (Ver.D), TMC11H (Ver.E), BTS3900AL (Ver.A), IMB03, IMB05, BTS3900 (Ver.E_A~D), BTS3900L (Ver.E_B~D), BTS5900(Ver.A), BTS5900L(Ver.A), APM5930(DC), and ILC29 (Ver.E).
