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Input Circuit Breaker Requirements for Symmetra PX 20/40/80 kw

Published date: 24 January 2018


Issue:
This document describes the required input over current protection (circuit breaker) required when installing a Symmetra PX

 
Product line:
Symmetra PX1 Products


Environment:
All models/ all serial numbers

Cause:
Input Circuit Breaker Requirements for Symmetra PX 20/40/80 kw

Resolution:
ISX 20K (All-in-One)
90A 208vac

Symmetra PX 40
175A 208vac
80A 480vac (PDU w/ Step Down Transformer required)
60A 600vac (PDU w/ Step Down Transformer required)

Symmetra PX 80
350A 208vac
150A 480vac (PDU w/ Step Down Transformer required)
125A 600vac (PDU w/ Step Down Transformer required)


For more information about this subject please refer to Application Notes 148, 149, and  150. (APC Symmetra PX Frame Installation Deviation and Selection of Input Circuit Breaker Ratings)

App note 150
https://www.apc.com/salestools/AWAR-7KEP2T/AWAR-7KEP2T_R0_EN.pdf
 
App note 149
https://www.apc.com/salestools/AWAR-7KEPUW/AWAR-7KEPUW_R0_EN.pdf
 
App note 148
https://www.apc.com/salestools/AWAR-7KEQPR/AWAR-7KEQPR_R0_EN.pdf


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