American Power Conversion PDU User Manual

PDU Branch Current Monitoring Board

Installation and Configuration

Inventory

(1) (1)

(3)

The branch current monitoring board can be installed only in a PDU with a serial

number of XF0314 or higher.

Note

Before installing the branch current monitoring board, ensure that your system is

Electrical

Hazar

not receiving power (Total Power Off).

(3)

The branch current monitoring board mounts to brackets in the PDU on the right and left side of each

circuit breaker panel. The illustration in step 2 on page 2 shows the mounting brackets on the upper

right-hand side of the PDU circuit breaker panel.

Installation and Configuration

How to mount the board in the PDU.

1. Insert the three socket-head screws into the

board and attach the retainers to the screws.

2. Attach the board to any of the four sets of

mounting brackets inside the PDU.

The front of the board must face away

from the PDU.

Note

3. Secure the board to the mounting brackets with a

5-mm Allen wrench, and torque 14– 16 in-lb

(1.7N-m).

2 Branch Current Monitoring Kit

Installation and Configuration

How to route power cable wires.

1. Route the phase conductor through a current sensor. If it is a three-phase cable, route each of the

L1, L2, and L3 wires through its own current sensor.

2. Connect the L1, L2, and L3 wires to single-pole breakers or to a three-pole breaker. (The

illustration below shows single-pole breakers.)

3. Connect the neutral wire (!) to the closest open termination point on the Neutral Bar.

4. Connect the ground wire (") to the closest open termination point on the Ground Bar.

Branch Current Monitoring Kit 3

+ 5 hidden pages