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Why am I not able to establish communication with external batteries and my SURT15k/20K UPS?
Issue:
Cannot establish communications with external battery packs
Product Line:
Smart-UPS Online
Environment:
All SURT 15K and 20K models, All Serial Numbers
Cause:
Communications are sometimes slow to initialize when connecting external battery packs.
Resolution:
- Disconnect all external battery packs - Wait at least 2 minutes
- Connect first battery pack - Wait at least 2 minutes
- Connect next battery pack - Wait at least 2 minutes
- Continue until all battery packs are recognized and communicating with the UPS.
If issue persists, consult your users manual for additional troubleshooting methods.
Released for:APC Israel
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