Cisco 4948 Installation Guide - Page 42

Task No., Planning Activity, Verified By, Table 2-2, Site Planning Checklist - e rfi

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Site Preparation Checklist Chapter 2 Preparing for Installation Table 2-2 Site Planning Checklist Task No. Planning Activity Verified By Time Date 1 Space evaluation: • Space and layout • Floor covering • Impact and vibration • Lighting • Maintenance access 2 Environmental evaluation: • Ambient temperature • Humidity • Altitude • Atmospheric contamination • Airflow 3 Power evaluation: • Input power type • Power receptacles (Depends on power supply)1 • Receptacle proximity to the equipment • Dedicated (separate) circuits for redundant power supplies • UPS for power failures2 • DC systems: Proper gauge wire and lugs 4 Grounding evaluation: • Circuit breaker size • CO ground (AC- and DC-powered systems) 5 Cable and interface equipment evaluation: • Cable type • Connector type • Cable distance limitations • Interface equipment (transceivers) 6 EMI evaluation: • Distance limitations for signaling • Site wiring • RFI levels 1. Verify that each power supply installed in the chassis has a dedicated AC source or DC source circuit. 2. Refer to the power supply's kVA rating as a sizing criteria in determining the output required by the UPS. The power supply's kVA rating value is listed in the specifications table for each power supply in Appendix A. 2-14 Catalyst 4948E and Catalyst 4948E-F Switch Installation Guide OL-21561-02

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2-14
Catalyst 4948E and Catalyst 4948E-F Switch Installation Guide
OL-21561-02
Chapter 2
Preparing for Installation
Site Preparation Checklist
Table 2-2
Site Planning Checklist
Task No.
Planning Activity
Verified By
Time
Date
1
Space evaluation:
•
Space and layout
•
Floor covering
•
Impact and vibration
•
Lighting
•
Maintenance access
2
Environmental evaluation:
•
Ambient temperature
•
Humidity
•
Altitude
•
Atmospheric contamination
•
Airflow
3
Power evaluation:
•
Input power type
•
Power receptacles (Depends on power supply)
1
•
Receptacle proximity to the equipment
•
Dedicated (separate) circuits for redundant
power supplies
•
UPS for power failures
2
•
DC systems: Proper gauge wire and lugs
1.
Verify that each power supply installed in the chassis has a dedicated AC source or DC source circuit.
2.
Refer to the power supply’s kVA rating as a sizing criteria in determining the output required by the UPS. The power supply’s
kVA rating value is listed in the specifications table for each power supply in Appendix A.
4
Grounding evaluation:
•
Circuit breaker size
•
CO ground (AC- and DC-powered systems)
5
Cable and interface equipment evaluation:
•
Cable type
•
Connector type
•
Cable distance limitations
•
Interface equipment (transceivers)
6
EMI evaluation:
•
Distance limitations for signaling
•
Site wiring
•
RFI levels