Reference Guide

4.4
3PAR InServ E-Class/F-Class Storage Server Physical Planning Manual
4.3.2 Raised Floor Requirements
There are additional structural considerations when installing InServ Storage Servers in
environments with raised flooring.
Prior to installation, verify that the raised floor at the operating site meets the specifications
described in Table 4-1.
NOTE: This section considers a standard raised floor construction that consists of
the following: 24 in. (61 cm) square or 24 in. (61 cm) X 36 in. (91.5 cm) panels,
steel or aluminum stringers, and pedestal supports attached to an underlying
concrete slab or steel deck.
Table 4-1. Raised Floor Specifications
Specification Value
Flatness tolerance
Per 10 ft (3 m) span
Overall
Less than 0.06 in. (1.5 mm)
Less than 0.10 in. (2.5 mm)
Deflection
Dynamic
Permanent
Less than 0.15 in. (3.8 mm)
Less than 0.02 in. (0.5 mm)
Pedestal assembly load
Axial
Side
At least 5,000 lb (2,268 kg)
At least 30 ft-lb (40.7 N-m)