How is the operation of heat pumps controlled?

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• What is the current official support for heat pumps announced by Zendure?

  At present, we support heat pumps compatible with SG ready, but the tests only cover two models of heat pumps: Viessmann Vitocal 250ah/Vaillant arotherm Plus. We do not guarantee complete functional effects for other heat pumps.

• Can I manually control devices controlled by HEMS?

  Yes, you can. For example, you can manually click "Charge Now" or "Stop Charging" on the Tesla details page, and smart plugs can be manually controlled via the APP switch. Manual operations will temporarily override the system's automatic scheduling.

• Will it affect load control if Tesla vehicles, heat pumps, or smart plugs go offline?

  Yes, it will. When a device is offline, the system will not include that device in load control when refreshing the plan.

• What are the necessary hardware conditions for realizing the heat pump function?

  1、CT for monitoring the heat pump: 1 Zendure proprietary CT or 2 Shelly CTs (Shelly Pro 3EM and Shelly 3EM). 2、Relay for controlling the heat pump (model: Shelly Pro 2 or Shelly Plus 2PM).

• What is the minimum continuous operation time?

  5 minutes by default (not configurable by users). The minimum operation time means that once the vehicle starts charging, it must run continuously for at least 5 minutes before it can be stopped, so as to avoid equipment damage caused by frequent ...

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• Can AB1000 and AB2000 be used together?

  Yes, in configurations of up to four batteries total. For example, three AB1000s and one AB2000 can be used together.

• What is the operating temperature of the AB1000/AB2000?

  Charging temperature: 0-45 degrees Celsius for AB1000/ -20-45 degrees Celsius for AB2000, Discharging temperature: -20-45 degrees Celsius.

• How to maintain the battery in winter

  1. We recommend setting the discharge limit to 10% to prolong the lifespan of your device. 2. It is advised to set the action of the device to "Shutdown" after reaching the discharge limit. You can do this on the same page of the App. 3. In case of ...

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• Can I set the "required runtime for each startup" for smart plugs?

  Yes, set "Runtime required for each startup" in the Zendure APP to ensure the device operates for a sufficient duration after startup to achieve the expected effect.

• When the "Dynamic Load Management" logic is triggered, what steps does the system follow for load control?

  ① Maintain currently active smart plug loads to ensure the minimum operating time is met; ② Reduce the charging power of Tesla vehicles and the operating power of heat pumps; ③ If the total power consumption is still too high, turn off smart plug ...

• How to set the usage plan of the heat pump?

  1. On the Hems interface, click 【Home】 to enter 【Home Settings】, and select 【Load Control】 to enter the page. 2. Then click 【Load Settings】, find 【Usage Plan】 in the load configuration and click 【Add Time Plan】. 3. A setting window will pop up, the ...

• If there are both a heat pump and a Tesla, which one is charged first?

  The user can drag to adjust the load priority for custom sorting on the 【Load Control】 page, and the device with a higher priority will obtain power distribution first.

• How to start the heat pump in load scheduling?

  The user must complete the addition of the load devices to be scheduled in the App and add the power consumption plan for the added devices. If only the devices are added but no power consumption plan is added, the load scheduling cannot be started.