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Weight distribution

Use the Floor loading for system tables to determine the floor loading for various configurations.

The following table shows the values used for calculating floor loading for the 5792. The weights specified include covers, while the width and depth are indicated without covers.
Table 1. Floor loading for system with 8 I/O drawers and without integrated battery backup
Floor loading for system with 8 I/O drawers and without integrated battery backup
a (sides) b (front) c (back) 1 frame
mm in. mm in. mm in. lb/ft2 kg/m2
25 1.0 254 10.0 254 10.0 208.9 1020.2
25 1.0 508 20.0 508 20.0 166.3 811.8
25 1.0 762 30.0 762 30.0 139.7 681.9
254 10.0 254 10.0 254 10.0 142.1 693.6
254 10.0 508 20.0 508 20.0 114.9 561.0
254 10.0 762 30.0 762 30.0 98.0 478.3
508 20.0 254 10.0 254 10.0 108.4 529.1
508 20.0 508 20.0 508 20.0 89.0 434.7
508 20.0 762 30.0 762 30.0 77.0 375.8
762 30.0 254 10.0 254 10.0 89.7 438.2
762 30.0 508 20.0 508 20.0 74.7 364.8
762 30.0 762 30.0 762 30.0 65.4 319.1
Note:
  1. Service clearance is independent from weight distribution distance and must be at least 1143 mm (45 in.) for the front of the frame and 914 mm (36 in.) for the rear of the frame (measured from the base frame).
  2. Weight distribution area should not be overlapped.
  3. Floor loading weight distribution distances should not exceed 762 mm (30 in.) in any direction when measured from the base frame.
Table 2. Floor loading for systems with 6 I/O drawers and with integrated battery backup
Floor loading for systems with 6 I/O drawers and with integrated battery backup
a (sides) b (front) c (back) 1 frame
mm in. mm in. mm in. lb/ft2 kg/m2
25 1.0 254 10.0 254 10.0 189.0 922.9
25 1.0 508 20.0 508 20.0 151.0 737.1
25 1.0 762 30.0 762 30.0 127.2 621.2
254 10.0 254 10.0 254 10.0 129.4 631.7
254 10.0 508 20.0 508 20.0 105.2 513.4
254 10.0 762 30.0 762 30.0 90.1 439.7
508 20.0 254 10.0 254 10.0 99.3 485.0
508 20.0 508 20.0 508 20.0 82.1 400.8
508 20.0 762 30.0 762 30.0 71.3 348.3
762 30.0 254 10.0 254 10.0 82.7 403.9
762 30.0 508 20.0 508 20.0 69.3 338.5
762 30.0 762 30.0 762 30.0 61.0 297.8
Note:
  1. Service clearance is independent from weight distribution distance and must be at least 1143 mm (45 in.) for the front of the frame and 914 mm (36 in.) for the rear of the frame (measured from the base frame).
  2. Weight distribution area should not be overlapped.
  3. Floor loading weight distribution distances should not exceed 762 mm (30 in.) in any direction when measured from the base frame.
Table 3. Floor loading for system with 12 I/O drawers and without integrated battery backup
Floor loading for system with 12 I/O drawers and without integrated battery backup
a (sides) b (front) c (back) 2 frames
mm in. mm in. mm in. lb/ft2 kg/m2
25 1.0 254 10.0 254 10.0 167.5 817.7
25 1.0 508 20.0 508 20.0 134.4 656.3
25 1.0 762 30.0 762 30.0 113.8 555.7
254 10.0 254 10.0 254 10.0 135.5 661.6
254 10.0 508 20.0 508 20.0 109.9 536.4
254 10.0 762 30.0 762 30.0 93.9 458.4
508 20.0 254 10.0 254 10.0 113.4 553.9
508 20.0 508 20.0 508 20.0 92.9 453.7
508 20.0 762 30.0 762 30.0 80.1 391.3
762 30.0 254 10.0 254 10.0 98.7 482.1
762 30.0 508 20.0 508 20.0 81.6 398.5
762 30.0 762 30.0 762 30.0 71.0 346.5
Note:
  1. Service clearance is independent from weight distribution distance and must be at least 1143 mm (45 in.) for the front of the frame and 914 mm (36 in.) for the rear of the frame (measured from the base frame).
  2. Weight distribution area should not be overlapped.
  3. Floor loading weight distribution distances should not exceed 762 mm (30 in.) in any direction when measured from the base frame.
Table 4. Floor loading for system with 12 I/O drawers and with integrated battery backup
Floor loading for system with 12 I/O drawers and with integrated battery backup
a (sides) b (front) c (back) 2 frames
mm in. mm in. mm in. lb/ft2 kg/m2
25 1.0 254 10.0 254 10.0 181.3 885.3
25 1.0 508 20.0 508 20.0 145.1 708.3
25 1.0 762 30.0 762 30.0 122.4 597.9
254 10.0 254 10.0 254 10.0 146.2 714.0
254 10.0 508 20.0 508 20.0 118.1 576.7
254 10.0 762 30.0 762 30.0 100.6 491.1
508 20.0 254 10.0 254 10.0 122.0 595.9
508 20.0 508 20.0 508 20.0 99.5 485.9
508 20.0 762 30.0 762 30.0 85.5 417.4
762 30.0 254 10.0 254 10.0 105.9 517.0
762 30.0 508 20.0 508 20.0 87.1 425.4
762 30.0 762 30.0 762 30.0 75.4 368.3
Note:
  1. Service clearance is independent from weight distribution distance and must be at least 1143 mm (45 in.) for the front of the frame and 914 mm (36 in.) for the rear of the frame (measured from the base frame).
  2. Weight distribution area should not be overlapped.
  3. Floor loading weight distribution distances should not exceed 762 mm (30 in.) in any direction when measured from the base frame.
Floor loading for the system is illustrated in the Proposed Floor Layout for Multiple Systems in Considerations for multiple system installations.

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Last updated: Tue, June 17, 2014