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Chapter 2. Preparing for the installation
This topic provides the following information:
• "Safety precautions" on page 7
• "General precautions" on page xvi
• "ESD precautions" on page xvi
• "Power precautions" on page xvii
• "Lifting and weight-related precautions" on page xviii
• "Laser precautions" on page xviii
• "General precautions" on page xvi
• "Facility requirements" on page 7
• "Quick installation checklist" on page 8
• "Items included with the switch" on page 10
Safety precautions
When using this product, observe all danger, caution, and attention notices in this manual. The safety
notices are accompanied by symbols that represent the severity of the safety condition
Refer to "Cautions" on page xiii and "Danger Notices" on page xiv for translations of safety notices for this
product.
Facility requirements
Before installing the device, be sure the following facilities requirements are met.
Table 3. Facility requirements
Type
Electrical
Thermal
©
Copyright IBM Corp. 2016, 2020
Requirements
• Adequate supply circuit, line fusing, and wire size, as specified by the
electrical rating on the switch nameplate
• Circuit protected by a circuit breaker and grounded in accordance with local
electrical codes
Refer to the Technical Specifications at the end of this guide for complete
power supply specifications.
• A minimum airflow of 79.8 cubic meters/hour (47 cubic ft/min.) available in
the immediate vicinity of the switch
Note: Although this airflow may exceed the airflow maximum listed in the
device Technical Specifications, the additional airflow is recommended to
pressurize the inlet (cool isle) side of rack installations relative to the
exhaust side to minimize recirculation of hot air back to the inlet side.
• Ambient air temperature not exceeding 40°C (104°F) while the switch is
operating
7
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