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ac_coupling:fronius [2018-04-25 11:49] – [Fronius / Victron specifics] mvaderac_coupling:fronius [2019-04-14 12:39] – external edit 127.0.0.1
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   * For on-grid / energy-storage systems, load the Multi or Quattro with the ESS Assistant. Read information about ESS in the [[ess:design-installation-manual|]].   * For on-grid / energy-storage systems, load the Multi or Quattro with the ESS Assistant. Read information about ESS in the [[ess:design-installation-manual|]].
  
-And the [[ac_coupling:start|1:1 rule]] must be adhered to.+And the [[ac_coupling:start|1:limit rule]] must be adhered to.
  
 ===== Fronius / Victron specifics ===== ===== Fronius / Victron specifics =====
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 ==== Q3 The system is locked to 53 Hz and does not resume ==== ==== Q3 The system is locked to 53 Hz and does not resume ====
-Its locked to the upper limit because of a battery over voltage. +See [[:assistants:pv-inverter-support#q1_the_system_is_locked_to_53_hz_and_does_not_resume|here]].
- +
-The frequency will reset itself once the system switches back to bulk. For this to happen, the battery voltage needs to drop 0.8V below the configured float voltage. Unless float is configured to 54.8 volts or higher, then the battery voltage needs to drop below 54 volts for the system to switch back to bulk. +
- +
-Above voltages are for a lithium battery. When configured for other battery types, the voltage needs to drop 5.2V below the configured float voltage. Unless that is configure to 56,8V or higher, then the battery voltage needs to drop below 51.6V for the system to switch back to bulk. +
- +
-Alternatively, power cycle the system with the rocker switch on the front panel on the inverter/charger. +
- +
-To prevent this from happening again, check your configured float voltagesetting it lower will prevent the overvoltage condition from happening again. +
- +
-Notes: +
- +
-  * all mentioned voltages are for 48V systems. For 24V divide all values by 2, and for 12V divide by four. +
-  * the mentioned 53 Hz is the PV Inverter disconnect frequency as configured in the Assistant, default 53 Hz. +
 ==== Q4 Can I use the Fronius Smart Meter? ==== ==== Q4 Can I use the Fronius Smart Meter? ====
  
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 ~~DISQUS~~ ~~DISQUS~~
 +
 +
ac_coupling/fronius.txt · Last modified: 2023-11-30 07:13 by guy_stewart

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