Power Connection Guidelines; Ac-Powered Systems - Cisco SCE8000 Installing

Chapter 4 Installing the Cisco SCE8000 Chassis

Power Connection Guidelines

This section provides the guidelines for connecting the Cisco SCE8000 AC and DC power supplies to
the site power source.
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AC-Powered Systems

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Never defeat the ground conductor or operate the equipment in the absence of a suitably installed
Warning
ground conductor. Contact the appropriate electrical inspection authority or an electrician if you are
uncertain that suitable grounding is available.
The plug-socket combination must be accessible at all times because it serves as the main disconnecting
Note
device.
Note This product requires short-circuit (overcurrent) protection, to be provided as part of the building
installation. Install only in accordance with national and local wiring regulations.
Table 4-3
Table 4-3 Cisco SCE 8000 AC Power Specifications
Specification
PWR-2700-AC/4 minimum capability
AC-input power consumption
AC-input voltage rating
OL-21054-04
AC-Powered Systems, page 4-5
DC-Powered Systems, page 4-11
Site Planning Checklist, page 4-13
Each chassis power supply should have its own dedicated branch circuit.
Circuits must be protected by a dedicated two-pole circuit breaker.
For North America, the circuit breaker should be rated at 20A.
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For everywhere else, the circuit breaker should be sized according to the power supply input
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rating and local or national code requirements.
AC power receptacles used to plug in the chassis must be the grounding type. The grounding
conductors that connect to the receptacles should connect to protective earth ground at the service
equipment.
lists the Cisco SCE 8000 AC power specifications.
Acceptable Range
1350 W output (1650 W input)
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Low-line (120 VAC nominal)-85 VAC (min) to 132 VAC (max)
High-line (230 VAC nominal)-170 VAC (min) to 264 VAC (max)
Single SCE8000-SCM-E module:
1000 W (8.3 A @ 120 VAC, 4.5 A @ 220 VAC)
Dual SCE8000-SCM-E modules:
1600 W (13.3 A @ 120 VAC, 7.27 A @ 220 VAC)
Cisco SCE8000 10GBE Installation and Configuration Guide
Power Connection Guidelines
4-5