Environmental Specifications; Electrical Specifications - Western Digital Ultrastar Data60 User Manual

1. Overview
User Guide

1.4 Environmental Specifications

Figure 3: System Block Diagram
1.4 Environmental Specifications
Table 1: Environmental Specification Summary
Specification Non-Operational Operational
Temperature -40°C to 70°C 5°C to 35°C
Temperature Gradient 30°C / Hr 20°C per hour maximum
Temperature De-rating 1°C per 300m above 3000m 1°C per 300m above 900m
Relative Humidity 8-90% Non-Condensing 8-90% Non-Condensing
Relative Humidity Gradient 30% per hour maximum 30% per hour maximum
Altitude -300m to 12,000m / -300m to 3048m /
-984 ft. to 39,370 ft -984 ft. to 10,000 ft.
1.5 Electrical Specifications
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