ccgx:start
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ccgx:start [2019-06-25 10:20] – [5.5 Analysing data offline, without VRM] mvader | ccgx:start [2019-07-06 11:40] – justin_tyers_live_a_c | ||
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Enabling DVCC changes a GX device from a passive monitor into an active controller. | Enabling DVCC changes a GX device from a passive monitor into an active controller. | ||
- | For example, in systems with an intelligent CAN-bus BMS battery connected, the GX receives a Charge Voltage Limit (CVL), Charge Current Limit (CCL), Discharge Current Limit (DCL) from that battery and relays that to the connected inverter/ | + | For example, in systems with an intelligent CAN-bus BMS battery connected, the GX receives a Charge Voltage Limit (CVL), Charge Current Limit (CCL), Discharge Current Limit (DCL) from that battery and relays that to the connected inverter/ |
For systems with lead batteries, DVCC offers features such as a configurable system wide charge current limit and shared temperature sense. | For systems with lead batteries, DVCC offers features such as a configurable system wide charge current limit and shared temperature sense. | ||
- | As also in above example, the available features and effects of enabling DVCC depend on the type of battery used. The also depends on the installed Victron components and their configuration. | + | As also in above example, the available features and effects of enabling DVCC depend on the type of battery used. The effect |
{{ : | {{ : | ||
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=== Firmware versions === | === Firmware versions === | ||
- | Do not use DVCC in cases where these requirements are not met. In all cases we recommend to install the latest available firmware during commissioning. Once running well, there is no need to pro-actively update firmware without reason. In case of trouble, the first action is to update firmware. | + | Do not use DVCC in cases where these requirements are not met. In all cases we recommend to install the latest available firmware during commissioning. Once running well, there is no need to pro-actively update firmware without reason. In case of difficulty, the first action is to update firmware. |
Required minimum firmware versions: | Required minimum firmware versions: | ||
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==== 4.3 DVCC effects on the charge algorithm ==== | ==== 4.3 DVCC effects on the charge algorithm ==== | ||
- | Our inverter/ | + | Our inverter/ |
In certain systems, the internal charge algorithm is disabled, and the charger is then working with an externally controlled charge voltage target. | In certain systems, the internal charge algorithm is disabled, and the charger is then working with an externally controlled charge voltage target. | ||
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=== Inverter/ | === Inverter/ | ||
- | The MPPTs internal charge algorithm is disabled; instead | + | The MPPTs internal charge algorithm is disabled; instead |
MPPT indicated charge state: Ext. control. | MPPT indicated charge state: Ext. control. | ||
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The internal charge algorithm is disabled; and instead, the device is being controlled by the battery. | The internal charge algorithm is disabled; and instead, the device is being controlled by the battery. | ||
- | Inverter/ | + | Inverter/ |
MPPT indicated charge state: Ext. control. | MPPT indicated charge state: Ext. control. | ||
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==== 4.6 DVCC for systems with the ESS Assistant ==== | ==== 4.6 DVCC for systems with the ESS Assistant ==== | ||
- | * The ESS Keep batteries charged mode works properly. It does not without DVCC. | + | * The ESS '' |
- | * a fixed solar offset of 0.4V is used instead of a variable 2V. (values for 48V systems, divide by 4 for 12V). Note that this solar offset is only applied when '' | + | * A fixed solar offset of 0.4V is used instead of a variable 2V. (values for 48V systems, divide by 4 for 12V). Note that this solar offset is only applied when '' |
* Add Auto-recharge feature for the ESS Modes '' | * Add Auto-recharge feature for the ESS Modes '' | ||
* ESS improved state display: In addition to the charger states (Bulk/ | * ESS improved state display: In addition to the charger states (Bulk/ | ||
- | * #1: SOC is low | + | * #1: Low SOC: discharge disabled |
* #2: BatteryLife is active | * #2: BatteryLife is active | ||
- | * #3: BMS disabled | + | * #3: Charging |
- | * #4: BMS disabled | + | * #4: Discharging |
* #5: Slow Charge in progress (part of BatteryLife, | * #5: Slow Charge in progress (part of BatteryLife, | ||
* #6: User configured a charge limit of zero. | * #6: User configured a charge limit of zero. |
ccgx/start.txt · Last modified: 2023-01-19 15:08 by 127.0.0.1