Purple Belt
The Powerwall family and backup architecture, runtime reserves and power limits, and operating it all in the Tesla app — the Powerwall Product Knowledge level.
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Powerwall consultation and source defense
Customer wants a 4 kW constant critical load for 8 hours. First calculate delivered energy. Use hypothetical 90% starting charge, 20% retained reserve and 90% discharge-path delivery factor to estimate nominal energy for a generic battery. Explain why these fictional factors are not a Powerwall specification and why Powerwall counts require an actual model/configuration review. Demonstrate locating the latest U.S. specifications, design limits and owner guidance.
Ready to grade for your Purple Belt?
Threshold 85% · every safety-critical item must be correct · self-paced · three attempts per day.
Belt certificates are issued by an administrator after the server verifies every requirement — lessons, exam, written task, lab.