Brand: Cisco
Category: Networking
Document Type: Manual
Language: EN
Available Languages: EN , ES
Manual for AC/DC Power System User Guide, R1.0
Uploaded: Nov. 21, 2025, 9:07 p.m.
Manual Publish Date: 2005-05-15
Warranty Information
This manual includes warranty information for the accompanying product within the information packet.
The Cisco AC/DC Power System is a rack-mounted, AC-to-DC power system designed to provide a scalable, compact solution for powering optical platforms where only AC power is available. It accepts AC inputs and converts them to nominal -48 VDC for DC-powered equipment. The system offers N+1 redundancy in rectifiers, automated alarm generation, and integrated DC power distribution. It is designed for mounting in various rack types and requires minimal vertical space. Key features include:
- AC input (A) 100-120VAC, AC input (B) 200-250VAC
- Nominal -48 VDC rectifier providing up to 1600W
- Front access design
- Temperature hardened (-40°C to +55°C)
- Available in 19in. (IEC and ANSI), ETSI (21in. inside [610mm]), or 23in. mounting arrangements
- Optional external distribution shelf with up to 4 load circuit breakers
- 10 position GMT fuse panel
- Active high power factor correction
- 90% or greater efficiency
- Front panel LCD interface
System components include the system shelf, rectifier modules, GMT fuses, and an optional 1 RU distribution shelf.
Troubleshooting and error codes
| Issue | Possible Cause | Solution |
|---|---|---|
| No power to the system | No AC input power | Verify AC input power source. |
| Rectifier failure alarm | Faulty rectifier module | Replace the faulty rectifier module. |
| Overheating alarm | Inadequate ventilation | Ensure proper airflow and clear obstructions. |