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Information regarding the Aluminum cable for the Galaxy VX products

Issue:
Information regarding the Aluminum cable for the Galaxy VX products.
Recommended Aluminum Cables for 1250KW
Recommended Aluminum Cables for -1500KW
Recommended Bolt and Lug Sizes for Aluminum Cables
 

Product line:
All Galaxy VX 1250 KW, 1500KW
 

Environment:
All models, All serial numbers
 

Cause:
Recommended Aluminum Cables for 1250KW – 1500 KW
Recommended Bolt and Lug Sizes for Aluminum Cables
 
 
Resolution:
Cable sizes are based on Table 310.15 of the National Electrical
Code 2014 (NEC) with the following assertions:
 
• 90 °C conductors (THHN) for 75 °C termination
• Not more than three current carrying conductors in each conduit
• An ambient temperature of 30 °C
• Use of copper or Aluminum conductors
• 100% rated breakers
 
If the ambient room temperature is greater than 30 °C, use larger or additional
parallel conductors in accordance with the correction factors of the NEC. The
maximum allowable conductor size is 600 kcmil.
 
Equipment Grounding Conductors (EGC) are sized in accordance with NEC Article
250.122 and Table 250.122.
 
Recommended Aluminum Cables
 

 
 
 
 
Recommended Bolt and Lug Sizes for Aluminum Cables
 

 

 
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