battery_compatibility:byd_b-box
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battery_compatibility:byd_b-box [2021-11-24 06:42] – guystewart | battery_compatibility:byd_b-box [2022-08-18 09:29] – guystewart | ||
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| Multiplus & Multiplus II & MP-II GX 48/ | | Multiplus & Multiplus II & MP-II GX 48/ | ||
| Multiplus & Multiplus II & MP-II GX 48/ | | Multiplus & Multiplus II & MP-II GX 48/ | ||
+ | | Inverter RS & Multi RS 48/ | ||
| Quattro 48/ | | Quattro 48/ | ||
| Quattro 48/ | | Quattro 48/ | ||
Line 104: | Line 105: | ||
| Multiplus & Multiplus II & MP-II GX 48/ | | Multiplus & Multiplus II & MP-II GX 48/ | ||
| Multiplus & Multiplus II & MP-II GX 48/ | | Multiplus & Multiplus II & MP-II GX 48/ | ||
+ | | Inverter RS & Multi RS 48/ | ||
| Quattro 48/ | | Quattro 48/ | ||
| Quattro 48/ | | Quattro 48/ | ||
Line 117: | Line 119: | ||
| Multiplus & Multiplus II & MP-II GX 48/ | | Multiplus & Multiplus II & MP-II GX 48/ | ||
| Multiplus & Multiplus II & MP-II GX 48/ | | Multiplus & Multiplus II & MP-II GX 48/ | ||
+ | | Inverter RS & Multi RS 48/ | ||
| Quattro 48/ | | Quattro 48/ | ||
| Quattro 48/ | | Quattro 48/ | ||
Line 135: | Line 138: | ||
| Multiplus & Multiplus II & MP-II GX 48/ | | Multiplus & Multiplus II & MP-II GX 48/ | ||
| Multiplus & Multiplus II & MP-II GX 48/ | | Multiplus & Multiplus II & MP-II GX 48/ | ||
+ | | Inverter RS & Multi RS 48/ | ||
| Quattro 48/ | | Quattro 48/ | ||
| Quattro 48/ | | Quattro 48/ | ||
Line 149: | Line 153: | ||
| Multiplus & Multiplus II & MP-II GX 48/ | | Multiplus & Multiplus II & MP-II GX 48/ | ||
| Multiplus & Multiplus II & MP-II GX 48/ | | Multiplus & Multiplus II & MP-II GX 48/ | ||
+ | | Inverter RS & Multi RS 48/ | ||
| | | | ||
| Quattro 48/ | | Quattro 48/ | ||
Line 162: | Line 167: | ||
|Phases| | |Phases| | ||
| Inverter/ | | Inverter/ | ||
- | | Multiplus & Multiplus II & MP-II GX 48/ | + | | Multiplus 48/500 & 48/ |
- | | Multiplus & Multiplus II & MP-II GX 48/ | + | | Multiplus 48/1200 & 48/ |
- | | | + | | Multiplus 48/ |
- | | Quattro 48/ | + | | Multiplus & Multiplus II & MP-II GX 48/ |
- | | Quattro 48/ | + | | Multiplus & Multiplus II & MP-II GX 48/ |
- | | Quattro 48/ | + | | Inverter RS & Multi RS 48/ |
- | | | + | | |
- | | | + | | Quattro 48/ |
+ | | Quattro 48/ | ||
+ | | Quattro 48/ | ||
+ | | | ||
+ | | | ||
Line 175: | Line 184: | ||
The specification for these minimum battery sizes was obtained from [[http:// | The specification for these minimum battery sizes was obtained from [[http:// | ||
- | |||
===== 3. CAN-Bus wiring between the battery and GX Device ===== | ===== 3. CAN-Bus wiring between the battery and GX Device ===== | ||
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=== Step 0. If the Inverter/ | === Step 0. If the Inverter/ | ||
- | As a safety precaution, the inverter/ | + | When the grid is connected there are two software controls to sustain voltage. The Minimum SOC (while grid is connected) set in the GX device, and the sustain voltage (set in the ESS assistant). |
+ | |||
+ | If the grid fails and no AC supply is available, in this deeply discharged state, and the battery has set the Discharge Current Limit (DCL) to 0A, then the inverter will turn off in a software off state. | ||
+ | |||
+ | The GX device | ||
+ | Note in this state an AC PV inverter will not produce any power, and will not start up, as it requires the inverter to create the sine wave to synchronise. | ||
+ | |||
+ | If the AC grid or generator, or DC MPPT is connected, then the battery will begin to charge and then the inverter will start itself again automatically, | ||
+ | If instead | ||
+ | |||
+ | If you then reconnect a DC charge source, or AC input supply (grid or generator), after approximately 2 minutes | ||
- | You can then start the inverter/ | ||
=== Step 1. Check that the BYD battery is visible on the GX device list === | === Step 1. Check that the BYD battery is visible on the GX device list === | ||
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{{: | {{: | ||
+ | ===== 12. High voltage warning or alarm shown on battery status ===== | ||
+ | |||
+ | The 'high voltage' | ||
+ | |||
+ | If you are unable to maintain the target voltage to balance the batteries without the 'high voltage' | ||
+ | |||
+ | {{: | ||
+ | |||
+ | |||
+ | If it is not possible to raise the voltage over time, and eventually disable this manual override: | ||
+ | |||
+ | 1: If you have 2 or more batteries in your system, you can try shutting down the system once it is as close to fully charged as possible, and then physically connecting the batteries in smaller groups (or even individually) so that balancing can occur on each individual battery without it being masked by the others connected in parallel. It may help you to see the indicator lights on the battery (if available on that model) to find which battery might be out of balance with the others. | ||
+ | |||
+ | 2: Contact your dealer for further assistance (they can provide additional software to see individual cell level data), or assist with other potential solutions. | ||
- | ===== 12. Further Information ===== | + | ===== 13. Further Information ===== |
For information about where to buy or find suitably qualified installers, visit the [[https:// | For information about where to buy or find suitably qualified installers, visit the [[https:// |
battery_compatibility/byd_b-box.txt · Last modified: 2024-01-22 07:32 by guy_stewart