Cisco Systems 3550 manual Figure C-9 Completed Wiring of Terminal Block Plug

Appendix C DC Power Connections

Connecting to DC Power

Figure C-9 Completed Wiring of Terminal Block Plug

Return	Feed A
Negative
Return	Feed B
Negative

60534

Step 7 Insert the terminal block plug in the terminal block header on the switch rear panel, as shown in Figure C-10.

Caution Secure the wires coming in from the terminal block so that they cannot be disturbed by casual contact. For example, use tie wraps to secure the wires to the rack.

Figure C-10 Inserting the Terminal Block in the Block Header

36 - 72V 1 - 0.5A

A

B

65805

CONSOLE

Tie wrap

Step 8 Remove the tape from the circuit-breaker switch handle, and move the circuit-breaker handle to the on position.

Caution To comply with the intrabuilding lightning surge requirements, intrabuilding wiring must be shielded, and the shield for the wiring must be grounded at both ends.

Caution The Catalyst 3550-24-DC switch is suitable only for intrabuilding or nonexposed wiring connections.

Catalyst 3550 Multilayer Switch Hardware Installation Guide

OL-6155-01 C-7