Connecting The Dc Power Cables; Connecting The Dc Power Cables On The Model 10933 Dc Power Supply To A +24V Source - Extreme Networks Summit X150 Series Hardware Installation Manual

Connecting the DC Power Cables

There are two 300W DC power supplies available: model 10933 (recommended) and model 10934A. The
model 10933 connects to both +24V and -48V power supplies, while the model 10934A connects to -48V
power supplies only.
NOTE
The connection instructions are different depending upon which type of power source you are connecting
to. The model 10933 can connect to both +24V and -48V sources, while the 10934A can connect to only -48V
sources.
Connecting the DC Power Cables on the Model 10933 DC Power Supply to a
+24V Source
CAUTION
These instructions are for the Model 10933 DC power supply only. Do not connect a Model 10934A DC
power supply to a +24V source.
To connect the DC power cables to the Model 10933 Summit DC power supply to a 24V source:
1 Verify that the DC circuit is de-energized.
2 Slide the cover off the terminal block
3 Connect the DC power input cables as follows:
a On each terminal, loosen the screw enough to allow the spade terminal to slide underneath the
captive square washer.
b Slide the spade terminal of the negative wire (–24V) under the captive square washer on the
negative terminal (labeled –24V).
c Slide the spade terminal of the positive wire (+24V) under the captive square washer on the
positive terminal (labeled +24V).
Summit Family Switches Hardware Installation Guide
(Figure 301).
Replacing a Summit 300 W DC Power Supply
357