Installing External Power Supplies
Read the information in the following sections thoroughly before you start to install or remove an
external power supply.
Installing an RPS-150XT Redundant Power Supply
You can install the RPS-150XT power supply on a flat surface or in a 19-inch rack in the three-slot
modular shelf (STK-RPS-1005CH3), which is available for purchase separately.
Caution
Observe all Electrostatic Discharge (ESD) precautions when handling sensitive electronic
equipment.
Only qualified personnel should install redundant power supply (RPS) units.
Unpacking the RPS-150XT
To prevent electrostatic damage, attach an electrostatic discharge (ESD) wrist strap to your wrist before
handling the RPS-150XT.
Unpack the power supply as follows:
1 Remove the packing material protecting the power supply.
2 Perform a visual inspection of the power supply for any signs of physical damage. Contact Extreme
Networks if there are any signs of damage.
Installation Requirements
The installation site must be within reach of the network cabling and meet the following requirements:
•
Appropriate grounded power receptacles must be located within six feet of the site.
•
A temperature of between 0°C (32°F) to 60°C (140°F) with fluctuations of less than 10°C (18°F) per
hour must be maintained.
•
A readily accessible disconnect device shall be incorporated into the building wiring.
A Phillips screwdriver and four rack screws (not supplied) are needed to install the RPS-150XT in a rack
using the three-slot modular shelf.
Installing an RPS-150XT in a Rack
To install the RPS-150XT in the three-slot modular shelf (STK-RPS-1005CH3), you must first install the
shelf in a 19-inch rack.
Caution
Observe all Electrostatic Discharge (ESD) precautions when handling sensitive electronic
equipment.
Caution
Before rack-mounting the device, ensure that the rack can support it without compromising
stability. Otherwise, personal injury and/or equipment damage may result.
External Power Supplies
ExtremeSwitching 210 and 220 Series Switches: Hardware Installation Guide
28
