ESP630 Product Manual
1KHW002104 / Ed01a page 12 of 29 ABB
Fig. 1-9. ESP630 A2 Rear Panel
The AC/DC power inputs accept any supply voltage in the range from 100~240 VAC at 50~60 Hz and
36~72VDC. Each connector supplies one Power Unit. The use of a redundant power unit is optional. The
switch is able to operate with a single unit.
1.3.2 ESP630 A3 Rear Panel
The ESP630 A3 Rear Panel contains two AC/DC power connectors and two sites for ABB Redundant
Hot Swap Power Units.
Fig. 1-10. ESP630 A3 Rear Panel
The AC/DC power inputs accept any supply voltage in the range from 100~240 VAC at 50~60 Hz and
36~72VDC. Each connector supplies one Power Unit. The use of a redundant power unit is optional. The
switch is able to operate with a single unit.
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