BroadAccess CAG40D-MIN, Installation Manual

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2. Site Preparation
Page 6 March 2006 P/N 760-000718 Rev A
2.3. Cable Requirements
2.3.1. Power
The power source is connected to the system via the female power tap connectors.
1
. Each CAG40D-MIN, including fans, requires a power source (-48 Vdc or
-60 Vdc) for a maximum load of 16 A via a power junction box that includes
circuit breakers. For each CAG40D-MIN, a 16 A circuit breaker is required.
Note: If the CAG40D-MIN is installed with the MPU-x, refer to the MPU-x
Unit Installation Guide for cable connections.
2
. Prepare cables in accordance with the specifications detailed in Table 1.
3
. Ensure that all wires end with suitable cable terminals.
Table 1. Power Cable Specifications
Function Cable Color Cable
-48/-60 Vdc Black 10 AWG (6 mm
2
)
Positive Red 10 AWG (6 mm
2
)
Ground Yellow/Green 10 AWG (6 mm
2
)
2.3.2. Open Cables
When ordering open cables (HDSL, F/O, subscriber, alarm etc.), ensure that the
length you specify fits the distance between the rack and the MDF.
2.3.3. Fiber Optic Cables
The maximum attenuation permitted on each fiber optic cable (Tx and Rx) that
will serve as link between CU and RU, or uplink, depends on the optical card to
be used on the link. For further details, refer to the installation instructions for the
specific card.