Cabletron Systems 2M46-04R - Manual (Page 34)

Chapter 3: Installation
3-10 2M46-04R/2M46-04RDC User’s Guide
To connect the 2M46-04RDC to a 48/60 Vdc power source, face the back
of the device, then refer to
Figure 3-8 and proceed as follows:
Figure 3-8 Connecting to a 48/60 Vdc Power Supply
1. Connect the ground terminal of the dc input power strip to an
appropriate earth ground.
2. Refer to Figure 3-8 for the proper connections to a 48/60 Vdc power
source. Then connect the output leads from the 48/60 Vdc power
source being used to the negative (-) and positive (+) terminals on the
dc input power strip.
3. Repeat steps 1 and 2 to connect a 48/60 Vdc power source to the other
dc input power strip on the 2M46-04RDC.
4. Restore power to the 48/60 Vdc power sources.
5. Press the power switches to on.
To prevent injury or damage to the equipment, remove power
from a 48/60 Vdc power source before proceeding with the
following steps.
2363-02
DC Input Power Strip
48 or 60 Vdc
Power Source
Earth
Ground
-
+
ON/OFF