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8 · 02 · 2012

Typical ATR Weights

Design Aids
DESIGN INTEGRITY
USEFUL DESIGN DATA
Convection Cooled ATR Spec
Conduction Cooled ATR Spec
Standard ATR Dimensions
Typical ATR Weights
Mechanical Fragility Factors
Pressure/Temp Variations
Thermal Management
PROBLEM SOLVING INNOVATIONS


 
Many of Elma-Mektron’s system enclosures are destined for operation in a wide variety of airborne ATR applications.

For reference the table below outlines, by ATR enclosure size, the maximum and minimum permissible all-up weights of a complete ATR system as allowed for by the standard ARINC 404A Specification.

 APPROX ATR WEIGHTS
Width Length   Min lbs Max lbs   Min kgs Max kgs
Dwarf     3.0 7.0   1.4 3.2
1/4 Short
Long
  7.0
8.0
12.0
30.0
  3.2
3.6
5.4
13.6
3/8 Short
Long
  5.0
12.0
15.0
35.0
  2.3
5.4
6.8
15.9
1/2 Short
Long
  8.0
18.0
18.0
40.0
  3.6
8.2
8.2
18.1
3/4 Short
Long
  10.0
20.0
30.0
45.0
  4.5
9.1
13.6
20.4
1 Short
Long
  20.0
25.0
45.0
60.0
  9.1
11.3
20.4
27.2
1 1/2 Short
Long
  35.0
40.0
75.0
90.0
  15.9
18.1
34.0
40.8


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