Installation guide

2. Installation
8620-A2-GN20-50 June 2004
2-9
Connecting Power
The 8620 BAC is available in two versions:
 DC power (48 VDC, nominal; maximum current draw is 5 A)
— The DC version has two separate DC inputs, A and B, to provide power
redundancy.
 AC power (100–240 V, nominal; 50–60 Hz; maximum current draw is 4 A at
120 VAC)
— The AC version can provide power redundancy if a separate 48 VDC
source is connected to the B input terminal.
CAUTION:
It is recommended that the following procedures be performed by a
qualified electrician.