Installation Guide

M0203A9B_uc CommScope ERA
®
CAP L2 with Fiber Interface
© September 2022 CommScope, Inc. Page 33
Mount the Fiber CAP L2
Wire a Hybrid Fiber Splice Box for 4-Wire Power with Limited Power Source
Use the 4-wire power setup when Limited Power Source (LPS) is required by local electrical/safety codes.
Each CAP L2 can accept two Limited Power Sources from the DC PSU where local regulations require it.
In the following wiring procedure, you will connect the power wires from the Hybrid Fiber Splice Box to a DC
Power Supply Unit (PSU).
1 Refer to Table 13 and Figure 12 to wire a Hybrid Fiber Splice Box for 4-Wire power with Limited Power
Source (LPS).
Figure 12. Wiring a Hybrid Fiber Splice Box for 4-Wire Power with LPS
The color code of the hybrid fiber cable in the following tables and diagrams is for example purposes only.
The color of the wires may be different than the examples depending on the type and manufacturer of
the composite hybrid cable.
All four pins of the proprietary CAP L2 4-pin 36 to 60 Vdc Power connector must be terminated.
Table 13. 4-Wire Power Wiring with LPS
Hybrid Cable
Two Circuits
CAP L2 Power Cable
Connector
Wire Wire Pin Function
Circuit 1 (0V) Red 1 V1+
Circuit 1 (-36 to -60V) Black 2 V1-
Circuit 2 (0V) White 3 V2+
Circuit 2 (-36 to -60V) Green 4 V2-
Pin 1
Pin 2
Pin 4
Pin 3
Connector End View
PIN 1
RED
PIN 2
BLACK
PIN 3
WHITE
PIN 4
GREEN
Hybrid
Fiber/Composite
cable
Color code of hybrid
cable may differ from
example shown.