NT1 ACE User Manual

Powering TEs from the NT1 ACE

The ADTRAN NT1 ACE can be used to provide power for TEs connected to the local interface. The NT1 ACE, part number 1203019L1, supplies power by a separate wire pair (PS2) on the two data jacks marked LOCAL, as shown in Figure 2 on page 1. The ADTRAN NT1 ACE International, part number 1203019L3, also incorporates power source 1 (PS1) which provides power over the transmit and receive pairs. Table 3 lists Local Bus connector pin assignments. Before attempting to power any TE from the NT1 ACE, ver- ify that it can accept power from a PS1 or PS2 power source.

Table 3. Local Bus Connector Pin Assignments

Pin

 

Description

1

No connection

 

2

No connection

 

3

S/T interface Receive Power Source 1 (Positive)

4

S/T interface Transmit Power Source 1 (Negative)

5

S/T interface Transmit Power Source 1 (Negative)

6

S/T interface Receive Power Source 1 (Positive)

7

Power Source 1

(Negative)

8

Power Source 2

(Positive)

 

 

 

Powering with the NT1 Power Supply

The ADTRAN NT1 Power Supply, part number 336048VUR- 2, provides up to 10 watts of power at -48 VDC. The

NT1 ACE requires 1.1 watts, leaving approximately 8.9 watts to power the TE(s). Before connecting any TE to be

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NT1 ACE User Manual

61203019L1-1

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ADTRAN 203019L1 Powering TEs from the NT1 ACE, Powering with the NT1 Power Supply, Local Bus Connector Pin Assignments