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Installation Guide

NXA-PDU-1508-8 

Power Distribution Unit (110V/220V)

Overview

The NXA-PDU-1508-8 Power Distribution Unit (FG673-01) provides switching of mains 
power to each of eight ACRMS 2020 power outlets. The two built-in AxLink bus strips provide 
connectivity (AxLink data / power) for up to eight AxLink connections. 

Note

: AMX recommends no more than 4 PDUs per master, due to AxLink addressing and 

bus traffic.

Product Specifications 

SAFETY INSTRUCTIONS

There are NO user serviceable parts within the NXA-PDU-1508-8.

The NXA-PDU-1508-8 is intended for indoor use only.

DO NOT install or operate the NXA-PDU-1508-8 in an area where the ambient 

temperature exceeds 40ºC (104ºF) or falls below 0ºC (32ºF).

DO NOT install or operate the NXA-PDU-1508-8 in an area in which the ambient 

relative humidity exceeds 85% or an area that is prone to condensation.

DO NOT install or operate the NXA-PDU-1508-8 near water or in a location which may 

be prone to water seepage, dripping or splashing.

DO NOT place objects containing liquids on the NXA-PDU-1508-8.

       

Power Cord Requirements 

The NXA-PDU-1508-8 ships with a power cord, except to those countries which prohibit the 
shipment of the power cord selected. When selecting a power cord for use in Japan, please 
consider the following: 

The NXA-PDU-1508-8 requires a type VCTF or HVCTF and 1.25 or 2.0 sq.mm jacketed 
power cord with connectors and plugs that are 125V-12A or 125V-15A rated should be used.

Rack-Mounting

Note

: For safety, the PDU should be installed near the socket-outlet providing power (which 

must be easily accessible by the PDU's power cord).

Before rack mounting the PDU, pay particular attention to the following factors:

Temperature

: Since the temperature within a rack assembly may be higher than the 

ambient room temperature, check that the rack-environment temperature is within the 
specified operating temperature range.

Mechanical Loading

: Do not place any equipment on top of a rack-mounted unit.

Circuit Overloading

: Be sure that the supply circuit to the rack assembly is not 

overloaded.

Grounding

: Rack-mounted equipment should be properly grounded. Particular 

attention should be given to supply connections other than direct connections to the 
mains.

FIG. 1  

NXA-PDU-1508-8

NXA-PDU-1508-8 Specifications

Power:

Note

: The PDU auto-

senses the voltage of the 
supplied power.

• Powered via 110-220 VAC, 50/60Hz mains power on an 

IEC-320 C-14 connector

• Required voltage = 110 to 220 VAC, 50/60Hz
• Total Combined Current (including AxLink):

10A at 220V-240V
12A at 110V-120V

• Idle power draw: 1.0W max

AC Current:

• 110-120VAC: 

Input: 15A Regulatory Derated Input Current 
(North America)12A @ 110 VAC
10A Max Load Per Outlet @ 110VAC
12A Max Combined Load @ 110VAC

• 220-240VAC: 

Input: 10A @ 220 VAC
8A Max Load Per Outlet @ 220VAC
10A Max Combined Load @ 220VAC

Overcurrent 
Notification:

• 110-120VAC: 

Single Outlet: 10A
Overall: 12A

• 220-240VAC: 

Single Outlet: 8A
Overall: 10A

Front Panel Components:

POWER LEDs 
(1-8):

Eight green LEDs illuminate to indicate that the associated Power 
Outlet (#1 - #8) is in use.

AXLINK Power Status 
LEDs:

Two red LEDs illuminate to indicate when the associated AxLink Bus 
Strips (Bank 1 or Bank 2) on the PDU are in use.

AXLINK STATUS LED: Green LED illuminates to indicate AxLink communication activity 

between the PDU and the NetLinx Master:
• ON - power, no master connection
• OFF - no power
• Blink - powered, communicating with master

RESET pushbutton:

The RESET pushbutton serves as a momentary reset switch for the 
MASTER AxLink power connection, as well as a reset switch for the 
PDU itself:
• Press/hold for 3 seconds: Resets the MASTER AxLink power 

connection (minimum 0.5 second toggle). Note: A master powered 
externally from the PDU will not be reset by the RESET pushbutton.

• Press/hold for 17 seconds: Resets the PDU (similar to a full power-

cycle of the unit).

Rear Panel Components:

AXLINK POWER 
connectors (8):

A 13.5VDC, 6.5A power supply is provided for AxLink power.
Eight 3.5mm (4-pin) AxLink captive-wire connectors provide power 
and data for up to eight AxLink connections.
• AxLink power is switched in two banks of four outputs each.

BANK 1 contains AxLink connectors 1-4
BANK 2 contains AxLink connectors 5-8

• The PDU provides up to 6.5A total across all AxLink outputs.

MASTER connector

3.5mm Phoenix (4-pin) AxLink connector provides connectivity to the 
NetLinx Master (always on).

TEMP (RTS) input:

3.5mm Phoenix (2 pin) connector provides connection to a Remote 
Temperature Sensor (RTS).

CONFIG DIP Switch:

Eight-position DIP switch sets the AxLink device address.

RESET pushbutton

AxLink STATUS LED

AxLink BANK 1

POWER (Output 1-8 Status) LEDs

Power Status LED

AxLink BANK 2

Power Status LED

Power Inlet

AXLINK POWER Connectors

MASTER AxLink Connector (to NetLinx Master Controller)

TEMP (RTS) Input Connector

Power Outlets 1-8

CONFIG DIP Switch

top = BANK 1 (1-4)
bottom = BANK 2 (5-8)

1

2

3

4

5

6

7

8

NXA-PDU-1508-8 Specifications (Cont.)

Power Outlets (8):

• Connector Type: IEC C-13, 12A/10A
• Maximum allowable current on a single high-voltage output: 

10A@110VAC / 8A@220VAC

Power Inlet (1): 

• Connector Type: IEC C-14, 12A/10A

110-120VAC: 12A Input
220-240VAC: 10A Input

Dimensions (HWD):

• 1 3/16" x 17" x 9 11/16" (2.97cm x 43.18cm x 24.54 cm)
• 1  RU

Weight:

9 lbs (4.08 kg)

Enclosure:

Steel, black powder coated finish

Environmental:

• Operating Environment: 0°C - 40°C (32°F - 104°F)
• Storage Environment: -10°C - 60°C (14°F - 140°F)
• Relative Humidity: 5% - 85%, non-condensing

Certifications:

• CE
• CB Scheme
• UL

• FCC
• CSA
• C-Tick

Included Accessories:

• Power Cord, NEMA 5-15P TO C13, 15A, 14/3, 6’ (64-0673-01)

Note

: See Power Cord Requirements below for details.

• ENV-VST-TSO, Temperature Sensor (FG2050-22)
• (2) Removable mounting brackets
• (9) 4-pin, 3.5mm captive-wire connectors (41-5047)
• (1) 2-pin captive-wire  connector (41-5026) 

Other AMX Equipment:

• ENV-VST-TSF, Flush Mount Temperature Sensor (FG2050-21)
• CC-C13-C14: C13 to C14 Power Cable (FG10-673-01)
• CC-C14-NEMA: C14 to NEMA Power Cable (FG10-673-02)

FIG. 2  

SAFETY INSTRUCTIONS

FIG. 3  

CLASS A NOTIFICATION 

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