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Contents
Installation and Maintenance Manual Nimbra 300 Series
©2006 Net Insight AB, All rights reserved
Air-flow
To avoid exceeding the environmental requirements above, make sure to allow
for enough air circulation around the switch. Allow at least 50 mm (2 inch)
clearance on both of the sides for air inlet and air outlet. The rubber feet may not
be removed.
Note:
The Nimbra 300 series switch will monitor its internal
temperature. To avoid unnecessary warnings check the
temperature after installation, in operation, and verify that it is
within the operating limits.
Power Requirements
•
DC Input Voltage:
-48V DC with built-in redundancy; 115/230V AC with
external converter
-48V DC nominal
-60V DC maximum
-40V DC minimum
•
DC Input Current:
2.0 A at -48V DC
The enclosed power cable type NPA0028-0030 should be used to connect the
power. The cable is shown in Figure 19. Cable ends are prepared for connector
to a terminal block.
Figure 19. The power supply cable type NPA0028-0030
Caution:
Both power cords must be removed to completely de-energize
the unit.