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Wiring for DC-Input Power
Follow these steps to wire a DC-input power terminal block(s):
Step 1
Step 2
Step 3
Step 4
Step 5
Step 6
Step 7
Step 8
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Prepare the DC cables. Strip the wire insulation to the length according to your local
safety codes.
Remove the safety cover from the DC terminal block.
Loosen the -VDC and RTN terminal screws.
Connect the RTN positive/return (+) cable to the bottom (RTN) terminal according to
local safety codes.
Tighten with a torque screwdriver or a ratcheting torque screwdriver with a Phillips or flat
head. The recommended torque is 9 pounds force-inch (lbf-in).
Connect the VDC (-) cable to the top (-48V) terminal according to local safety codes.
Tighten with a torque screwdriver with a Phillips or flat head. The recommended torque
is 9 pounds force-inch (lbf-in).
If the safety cover was removed in Step 2, then replace the safety cover.
7450 ESS-1
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