
1. Overview
Thank you for purchasing PLANET 150-watt DC -48V power 
supply.
Power Supply Unit Input Range
XGS3-PWR150-48 -40 to -60V DC
-40 
-
4.7 -2.8A
-60V
Open the box of the Redundant Power Supply unit and 
carefully unpack it. The box should contain the following 
items:
 The -48V DC Power Supply unit x 1
 User’s Manual x 1
If any item is found missing or damaged, please contact 
your local reseller for replacement.
2. Introduction
Before installation, please be sure to read this user’s 
manual carefully to complete machine installation. This 
manual shows how to quickly install the power from the 
XGS3-24042, unless specied as “redundant power” that 
will be used for these four models.
The following gure illustrates the front panel of the 
XGS3-PWR150-48.
– 1 – – 2 –
Figure 2-1 XGS3-PWR150-48 Front View
LED Color Function
Green
LNK/ACT 
Red
Lights to indicate DC power input has 
power.
Blinks to indicate DC power input has 
failed or warning.
3. Installing Redundant Power Supply 
Unit
The XGS3-PWR150-48 is hot-swappable during 
operation; there is no need to power off the 
Note
Switch before sliding or removing the module.
Follow these steps to install the redundant power into the 
Switch:
1. Place the Switch on a at surface. Grasp the thumbscrew 
on the sides of the blank bracket and turn counter-clockwise to unscrew them. You can also use a screwdriver 
to remove the blank bracket. Do not discard the blank 
bracket. Put the blank bracket back if you remove the 
module out of the Switch.
Figure 3-1 Removing the blank bracket
2. Install the redundant power by inserting it into the rails 
and sliding it.
Figure 3-2 Inserting the XGS3-PWR150-48
3. Hear the redundant power snap in place to nish insertion.
Figure 3-3 Inserting the XGS3-PWR150-48
4. Wiring the DC Power Input
The 3-pin terminal block connector on the redundant power 
uses DC power input. Please follow the steps below to 
insert the power wire.
1. Before connecting the DC power wires, please 
check whether your local DC power source is 
stable.
Note
2. The wire gauge for the power cable should be in 
the range of 12 ~ 24 AWG.
3. The DC power input range is -40 ~ -60V DC.
– 3 – – 4 –

1. Insert the positive DC power wire into the positive(+) 
contact (right pin) and tighten the wire-clamp for 
preventing the DC power wire from loosening.
2. Insert the negative DC power wire into the negative(-) 
contact (middle pin) and tighten the wire-clamp for 
preventing the DC power wire from loosening.
3. Insert the grounding power wire into the grounding(G) 
contact (left pin) and tighten the wire-clamp for 
preventing the power wire from loosening.
5. Removing Redundant Power 
Supply Unit
Follow these steps to install the redundant power into the 
Switch: 
1. Remove all DC power wires from terminal block of the 
XGS3-PWR150-48.
2. To remove the redundant power from the XGS3-24042, 
move the lever to the right and pull it out.
Figure 4-1 Power pin design of XGS3-PWR150-48
– 5 – – 6 –
Figure 5-1 Removing the XGS3-PWR150-48