Multilayer Switch User Manual

C-7
Catalyst 3550 Multilayer Switch Hardware Installation Guide
OL-6155-01
Appendix C DC Power Connections
Connecting to DC Power
Figure C-9 Completed Wiring of Terminal Block Plug
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
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.
60534
Return
Negative
Return
Negative
Feed A
Feed B
CONSOLE
36 - 72V
1 - 0.5A
A
B
65805
Tie wrap