Page 68 - Unistrut-Australia Catalog
P. 68

 NEMA 20B CABLE LADDER - STEEL
TECHNICAL DATA
Cable Laying Depth: 109mm
Loading Data:
Basic Load Capacity 136kg/lin.m on 6m span 544kg/lin.m on 3m span
Length: 6m
Rung Spacing: 300mm nominal
Standard Finish: Hot Dipped Galvanised Also available in Stainless Steel Grade 316
300 6000
W
109
PARTS LIST
Dim β€œW” Type
Part No. HG Part No. 316 SS
3.0m Span
3.6m Span
Load Kg/m
Load Kg/m
STEEL CABLE LADDER NEMA CABLE LADDERS
4.8m Span
6.0m Span
66
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150 20B
300 20B
450 20B
600 20B
150 20B-RI LEK101R 300 20B-RI LEK103R 450 20B-RI LEK104R 600 20B-RI LEK106R
32
130
600
500 400
300 200 100
W
600
500
400
300
200
100
0
0 10 20 30 40
Deflection (mm)
Deflections shown apply to the end-bays (ie. worst case) of a continuous ladder run. To find deflection of a single span, multiply by 2.5.
3.0 4.0
5.0 6.0
LEK101 LUK101 LEK103 LUK103 LEK104 LUK104 LEK106 LUK106
LUK101R LUK103R LUK104R LUK106R
* Splice plate & fixing screws are not included (order separately).
ALLOWABLE LOAD GRAPH
DEFLECTION GRAPH
Span (m)
Allowable loads are determined generally in accordance with NEMA Standard VE1 and verified by testing. Safety Factor = 1.5 on collapse load for single span.
β€œRI” - Rail In Series













































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