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Install the DC Power Supply
Warning
This product relies on the building’s installation for short-circuit (overcurrent) protection. Ensure that the
protective device is rated not greater than: 120 VAC, 20A U.S. (240 VAC, 10A international).
Statement 1005
Warning
Never install an AC power module and a DC power module in the same chassis.
Statement 1050
This section provides instructions for installing the DC power supply ground leads and installing the DC-input power leads.
Caution Before you connect DC-input power, you must install the DC power ground leads to the DC power supply.
Warning
This equipment must be grounded. Never defeat the ground conductor or operate the equipment in the absence of
a suitably installed ground conductor. Contact the appropriate electrical inspection authority or an electrician if
you are uncertain that suitable grounding is available.
Statement 1024
Obtain these necessary tools and equipment:
• Ratcheting torque screwdriver with a Phillips head that exerts up to 15 pound force-inches (lbf in.) or 240 ounce
force-inches (ozf in.) of pressure
• Panduit crimping tool with optional controlled cycle mechanism
• 18-gauge copper ground wire (insulated or noninsulated)
• Four leads of 18-gauge copper wire
• Wire-stripping tool for stripping 18-gauge wire
Install the DC Grounding Leads
To install the DC grounding leads on the DC power supply, follow these instructions.
The DC power supply ships with the DC power supply ground lugs, star washers, and nut attached to the grounding stud on
the DC power supply.
• If you are going to use the new ground lug and attach it to new ground wire, see the “Install the DC Grounding Leads”
section on page 23.
• If you are going to use the current ground lug and ground wire with the new DC power supply, follow the instructions below.
Figure 40 Locating the DC Grounding Stud and Grounding Materials
Step 1 Locate the grounding stud on the DC power supply.
PWR
SLOT 2
B
A
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