Cisco Systems 124778, 124792 General Specifications, From Wire Gauge Ampacity, Electrical Value

Chapter 1 Introduction

1.1.6 General Specifications

Table 1-1 System Configurations

			Output at	Output at
Configuration	Rectifiers	Distribution	220V AC	110V AC
Small Systems	2 CSCO-PWR-RECT Modules	10-position GMT Fuse	32A	13.3A
		Block
Medium Systems	3 CSCO-PWR-RECT Modules	10-position GMT Fuse	64A	26.6A
		Block
		4- position 1RU DC
		Distribution Shelf
Large Systems	4 CSCO-PWR-RECT Modules	10-position GMT Fuse	96A	40A
		Block
		4- position 1RU DC
		Distribution Shelf

1.1.6 General Specifications

Table 1-2provides cabling specifications for the Cisco AC/DC Power System.

Table 1-2 Cabling Specifications

From	To	Wire Gauge	Ampacity
System Shelf	1U DC Distribution	4 x 6AWG (16mm²)	96A (max)
	Shelf	(intra-shelf cabling)
Circuit Breakers	Load	10 - 8AWG	30A (max)
		(6mm² - 10mm²)
GMT Fuse Block	Load	16 - 14AWG	15A (max)
		(1.5mm² - 2.5mm²)
AC Service Panel	System Shelf	3 conductor 14AWG	9.1A x (4) inputs
		(2.5mm²) per AC input	<37A Total

Table 1-3provides electrical specifications for the Cisco AD/DC Power System.

Table 1-3 Electrical Specifications

Electrical	Value
Input Voltage	(A) 100-120VAC
	(B) 200-250VAC
Input Frequency	44-66 Hz.
Transient Response	+/- 4%, recovery time 2ms
Load Sharing	+/- 5% of nominal current

Table 1-4provides protection specifications for the Cisco AC/DC Power System.

Cisco AC/DC Power System User Guide, R1.0

1-6 May 2006