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SmartLogger3000 User Manual

This document describes the SmartLogger3000 and SmartModule1000A01 in terms of installation, electrical connections, system operation, maintenance, and troubleshooting.

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Setting PID Module Parameters

Setting PID Module Parameters

Procedure

  1. Set access parameters.

    Method 1: Click Auto. Search to connect to the PID module.

    Method 2: Click Add Devices, set access parameters, and click Add Devices.

    Table 6-14 Device access parameters

    Parameter

    Description

    Device Type

    Set this parameter to PID.

    Port number
    • If the PID-PVBOX uses MBUS for communication, set this parameter to MBUS.
    • If the PID module uses RS485 for communication, set this parameter to the COM port connected to the PID module.

    Address

    Set this parameter to the communications address of the PID module.
  2. (Optional) Apply for and load the PID license. Perform this step if you need to use the PID module to detect the ground insulation resistance. Otherwise, skip this step.

    a. Choose Maintenance > License Management > License application, select the PID device for which a license is to be applied, click Export License Appli File, and purchase a license file from the supplier.

    b. Choose Maintenance > License Management > License loading, click Upload License, select the PID device to which the license file is to be loaded, and click Load License.

    SmartPID2000 V100R001SPC112, SmartLogger V300R023C00SPC153, and later versions support the smart insulation monitoring function of the PID module. You can check the function in Monitoring > PID > About. If PN is 02350XQD-001, the function is supported. Otherwise, the function is not supported.

  3. Set running parameters and click Submit.
    Figure 6-52 Setting running parameters

Set PID module running parameters based on the model of the connected device. The PID device models include PID01 and SmartPID2000.

Setting PID01 Parameters

PID Module Running Parameters

The parameter list provided in this document includes all configurable parameters Configurable parameters vary depending on the device model. The actual display may vary.

Parameter

Description

Offset mode

Specifies the offset mode of the PID module.

  • Select Disabled if the PID module is not required.
  • Select N/PE if the PID module is required to use voltage output from the inductor virtual midpoint.
  • Select PV/PE if the PID module is required to use voltage output from the negative PV terminal. This mode is applicable only to Huawei SUN8000.
  • In the SUN2000 scenario, Automatic indicates the N/PE offset mode.

Output enabled

Specifies whether PID module output is enabled.

PV module type

Specifies the type of the PV module used in the power plant. For details about the PV module type, consult the manufacturer.

PV/PE offset voltage

Specifies the DC output voltage when the offset mode is set to PV/PE.

  • If the PV module type is P, set this parameter to P-type. In this case, the output voltage of the PID module is positive.
  • If the PV module type is N, set this parameter to N-type. In this case, the output voltage of the PID module is negative.

Operation Mode

Specifies the working mode of the PID module.

  • Manual mode: If Offset mode is set to N/PE or PV/PE, and Output enabled is set to Enable, the PID module outputs data based on Output voltage (manual).
  • Automatic mode: After the PID module and inverter communicate with the SmartLogger properly, the PID module automatically runs.
NOTE:
  • Before the first power-on, to check whether the PID functions properly, it is recommended that Operation Mode be set to Manual.
  • After checking that the PID module functions properly, set Operation Mode to Automatic.

Output voltage (manual)

Specifies the output voltage.

NOTE:

After this parameter is set and the output from the PID module becomes stable, use a multimeter that is set to the DC position to measure the three-phase (A, B, and C) voltages of the power grid to the ground, and check whether the voltages are the same as the configured values.

Maximum DC voltage

Specifies the PV-PE voltage when the normal operation mode is used.

If the PV module type is P, the parameter value indicates the highest DC voltage between PV+ and PE. If the PV module type is N, the parameter value indicates the highest DC voltage between PV– and PE.

Maximum output voltage

Specifies the maximum output voltage of the PID module.

If the offset mode is PV/PE, the parameter value indicates the highest DC output voltage between PV and PE. If the offset mode is N/PE, the parameter value indicates the highest DC output voltage between N and PE.

IMD access

Specifies whether the PID module and insulation monitor device (IMD) can operate in cycle mode.

Only the IMDs of mainstream suppliers such as DOLD and BENDER are supported, and the IMDs must have enabled dry contacts.

NOTICE:

You can set Periodic PID runtime, Periodic IMD runtime, and IMD control dry contact only when IMD access is set to Enable.

Periodic PID runtime

Specifies the running duration of the PID module when the PID module and IMD operate in cycle mode.

The IMD is shut down when the PID module is operating.

Periodic IMD runtime

Specifies the running duration of the IMD when the PID module and IMD operate in cycle mode.

The PID module is standby when the IMD is running.

IMD control dry contact

Specifies the dry contact No. over which the SmartLogger controls the IMD.

Set appropriate ports based on the cable connections between the IMD and the SmartLogger.

PV module compensation voltage direction

Specifies the compensation direction of the PID module.

  • PV– po: The voltage between the PV– and the ground is increased to a value greater than 0 V through voltage compensation.

    Select PV– po for P-type PV modules or the N-type PV modules that comprise the cells whose positive and negative polarities are on different sides. For example, P-type PV modules, HIT, CIS, thin-film PV modules, and CdTe PV modules meet the requirement for PV– positive offset.

  • PV+ ne: The voltage between the PV+ and the ground is decreased to lower than 0 V through voltage compensation.

    Select PV+ ne for the N-type PV modules that comprise the cells whose positive and negative polarities are on the same side.

NOTE:

When designing a PV plant, the design institute and user should confirm with the PV module vendor about the direction of voltage compensation for the anti-PID effect of PV modules.

Working mode

Specifies the working mode of the PID module.

  • Manual: The PID module provides output based on Output voltage (manual).
  • Automatic mode: After the PID module and inverter communicate with the SmartLogger properly, the PID module automatically runs.
NOTE:
  • Before the first power-on, to check whether the PID functions properly, it is recommended that Operation Mode be set to Manual.
  • After checking that the PID module functions properly, set Operation Mode to Automatic.

Maximum system DC-to-ground withstand voltage

Specifies the voltages between the PV side and the ground and between the AC side and the ground in normal mode.

Specifies the lower threshold of the maximum voltage range between the inverter DC side (including the inverter, PV module, cable, SPD, and switch) and the ground.

The default value is 1000 V. For a 1500 V inverter, the recommended value is 1500 V.

AC-to-ground resistance alarm threshold

Specifies the alarm threshold for the impedance between the AC side of the PID module and the ground.

You can set an alarm threshold for the impedance between the AC grid and the ground for the PID module. If the detected impedance is below the threshold, the PID module will generate an alarm.

Compensation offset voltage

Specifies the compensation offset voltage between PV and the ground after the PID module operates stably.

The absolute value ranges from 0 V to 500 V, and the default value is 50 V.

  • If PV module compensation voltage direction is set to PV– po, this parameter indicates the positive voltage between the PV– and the ground. The compensation range is 0 V to +500 V.
  • If PV module compensation voltage direction is set to PV+ ne, this parameter indicates the negative voltage between the PV+ and the ground. The compensation range is –500 V to 0 V.
NOTE:
  • If Compensation offset voltage is set to 500 V, the PID module provides the maximum output to enhance the voltage compensation effect. The output voltage amplitude of the PID module is automatically capped to ensure the safety of a PV plant. The output voltage amplitude is also related to the maximum system DC-to-ground withstand voltage and maximum output voltage.
  • After this parameter is set, wait until the PID module runs properly and use a multimeter to measure the voltage between the PV input terminal of the inverter and the ground. (PV– po: the voltage between the PV– and the ground is greater than or equal to 0 V; PV+ ne: the voltage between the PV+ and the ground is less than or equal to 0 V.)

Clear data

Clears the active alarms and historical alarms stored on the PID module.

You can select Clear data to clear active alarms and historical alarms for the PID module.

PID-PVBOX Running Parameters

Parameter

Description

Operating mode

Specifies the current working mode of the PID module.

  • Before setting this parameter to Manual, ensure that the inverters in the PV array have shut down and the DC switches of the inverters have been turned off. This working mode is used during startup commissioning or fault locating. In this condition, the PID-PVBOX delivers the output voltage based on the value of the commissioned output voltage.
  • After checking that the PID module is running properly, set this parameter to Automatic.

Output voltage (manual)

Specifies the output voltage when the PID module works in commissioning mode.

Repair time

Specifies the recovery time for each day.

Voltage to be repaired

Specifies the output voltage when the PID module works in commissioning mode.

PID-SSC Running Parameters

Parameter

Description

Operating mode

Specifies the current working mode of the PID module.

  • Set this parameter to Manual during commissioning after deployment or fault locating. In this case, the PID-SSC delivers the output voltage based on the value of the commissioned output voltage.
  • After checking that the PID module is running properly, set this parameter to Automatic.

Output voltage (manual)

Specifies the output voltage when the PID module works in commissioning mode. It is recommended that Output voltage (manual) be set to a value greater than 250 V.

Setting SmartPID2000 Parameters

Table 6-15 Setting PID running parameters

Tab

Parameter

Description

Running Param.

Offset mode

Specifies the offset mode of the PID module.

  • Disabled: The PID module is not required.
  • N/PE: The PID module is required to output voltage from the grid.

PV module compensation voltage direction

Specifies the compensation direction of the PID module.

  • PV– po: The voltage between the PV– and the ground is increased to a value greater than 0 V through voltage compensation.

    Select PV– po for P-type PV modules or the N-type PV modules that comprise the cells whose positive and negative polarities are on different sides. For example, P-type PV modules, HIT, CIS, thin-film PV modules, and CdTe PV modules meet the requirement for PV– positive offset.

  • PV+ ne: The voltage between the PV+ and the ground is decreased to lower than 0 V through voltage compensation.

    Select PV+ ne for the N-type PV modules that comprise the solar cells whose positive and negative polarities are on the same side.

    NOTE:

    When designing a PV plant, the design institute and user should confirm with the PV module vendor about the direction of voltage compensation for the anti-PID effect of PV modules.

Working mode

Specifies the working mode of the PID module.

  • Automatic: In normal mode, the PID module operates automatically after the PID module, inverter, and SmartLogger communicate with each other properly.
  • Manual: In commissioning mode, no inverter needs to be connected. The PID module can run independently and is used for commissioning only.
NOTICE:
  • Compensation offset voltage is displayed and can be set only when Working mode is set to Automatic.
  • Output voltage (manual) is displayed and can be set only when Working mode is set to Manual.
  • Before the first power-on, to check whether the PID module functions properly, it is recommended that Working mode be set to Manual. If the PID module functions properly, set Working mode to Automatic.

Compensation offset voltage

Specifies the PV-ground compensation offset voltage after the PID module works stably in automatic mode. The absolute value ranges from 0 V to 500 V, and the default value is 50 V.

  • If PV module compensation voltage direction is set to PV– po, this parameter indicates the positive voltage between the PV– and the ground. The compensation range is 0 V to +500 V.
  • If PV module compensation voltage direction is set to PV+ ne, this parameter indicates the negative voltage between the PV+ and the ground. The compensation range is –500 V to 0 V.
  • If Compensation offset voltage is set to 500 V, the PID module provides the maximum output to enhance the voltage compensation effect. The output voltage amplitude of the PID module is automatically capped to ensure the safety of a PV plant. The output voltage amplitude is also related to the maximum system DC-to-ground withstand voltage and maximum output voltage.
  • After this parameter is set, wait until the PID module runs properly and use a multimeter to measure the voltage between the PV input terminal of the inverter and the ground. (PV– po: the voltage between the PV– and the ground is greater than or equal to 0 V; PV+ ne: the voltage between the PV+ and the ground is less than or equal to 0 V.)

Output voltage (manual)

Specifies the step-up voltage when the working mode is manual. The value of this parameter ranges from 0 V to 800 V.

It is recommended that the commissioning output voltage for a 1000 V/1100 V inverter be set to a value ranging from 50 V to 400 V, and that the commissioning output voltage for the 1500 V inverter be set to a value ranging from 50 V to 600 V.

NOTE:

Maximum output voltage can be displayed and set based on the actual networking if there is no battery in the network.

Maximum output voltage

The value of this parameter ranges from 0 V to 800 V. The default value is 500 V. For a 1500 V inverter, the recommended value is 800 V.

  • For a 1000 V/1100 V inverter, the value ranges from 0 V to 550 V. The parameter value indicates the maximum DC step-up voltage between PV and the ground.
  • For a 1500 V inverter, the value ranges from 0 V to 800 V. The parameter value indicates the maximum DC step-up voltage between PV and the ground.
    NOTICE:

    Maximum output voltage can be displayed and set based on the actual networking if there is no battery in the network.

Maximum system DC-to-ground withstand voltage

Specifies the voltages between the PV side and the ground and between the AC side and the ground in automatic mode. The value of this parameter ranges from 500 V to 1500 V.

Specifies the lower threshold of the maximum voltage range between the inverter DC side (including the inverter, PV module, cable, SPD, and switch) and the ground.

The default value is 1000 V. For a 1500 V inverter, the recommended value is 1500 V.

NOTICE:

Maximum system DC-to-ground withstand voltage can be displayed and set based on the actual networking if there is no battery in the network.

IMD access

Specifies whether the PID module and insulation monitor device (IMD) can operate in cycle mode.

  • Select Enable if you allow the PID module and IMD to operate in cycle mode.
  • Select Disable if you forbid the access of IMDs.
NOTICE:
  • This parameter can be displayed and set only when Smart insulation monitoring is set to Disable.
  • Periodic PID runtime and Periodic IMD runtime can be displayed and set only when IMD access is set to Enable.

Periodic PID runtime

Specifies the running duration of the PID module when the PID module and IMD operate in cycle mode. The value of this parameter ranges from 60 min to 480 min. The IMD is shut down when the PID module is running.

Periodic IMD runtime

Specifies the running duration of the IMD when the PID module and IMD operate in cycle mode. The value of this parameter ranges from 15 min to 480 min. The PID module is standby when the IMD is running.

Smart insulation monitoring[1]

If no IMD is configured in the actual networking, you are advised to purchase and load the PID license. After the license is successfully loaded, set Smart insulation monitoring to Enable to enable the PID-to-ground insulation resistance detection function. If you do not need this function, set this parameter to Disable.

NOTICE:
  • IMD access is shielded only when this parameter is set to Enable.
  • System-to-ground insulation resistance is displayed only when this parameter is set to Enable.
  • System-to-ground resistance alarm threshold, System-to-ground resistance warning threshold, System-to-ground impedance detection time, Trigger ACB tripping upon IMD alarm, and Corresponding transformer winding can be displayed and set only when Smart insulation monitoring is set to Enable.
  • In the PV-only scenario, if Smart insulation monitoring is set to Enable:
    1. Choose Monitoring > Inverter > Running Param. > Feature Parameters and check whether PID protection at night is set to Enable. If it is set to Disable, manually set it to Enable.
    2. Choose Monitoring > Inverter > Running Param. > Feature Parameters and check whether the setting of PID compensation direction is consistent with that of PV module compensation voltage direction in Monitoring > PID > Running Param.. If the settings are inconsistent, change the setting of PID compensation direction.

System-to-ground resistance alarm threshold[1]

Specifies the alarm threshold for the system-to-ground resistance of the PID module. When the resistance is less than this threshold, the PID module will generate an alarm. The recommended value ranges from 5.0 kΩ to 50.0 kΩ. The default value is 8.0 kΩ.

System-to-ground resistance alarm threshold < System-to-ground resistance warning threshold.

System-to-ground resistance warning threshold[1]

Specifies the warning threshold for the system-to-ground resistance of the PID module. When the resistance is less than this threshold, the PID module will generate a warning. The recommended value ranges from 5.0 kΩ to 50.0 kΩ. The default value is 10.0 kΩ.

System-to-ground resistance alarm threshold < System-to-ground resistance warning threshold.

System-to-ground impedance detection time[1]

Specifies the system-to-ground impedance detection time. When the impedance is lower than the detection point for a period longer than the detection time, an alarm or warning is generated. The value of this parameter ranges from 10s to 1800s. The default value is 100s.

Trigger ACB tripping upon IMD alarm[1]

Specifies whether to trigger ACB tripping for the transformer station when a system-to-ground resistance alarm is generated. Set this parameter to Disable or Enable based on the actual application scenario. If this parameter is set to Enable, the entire system shuts down when a system-to-ground resistance alarm is generated.

Corresponding transformer winding[1]

Configure the winding number of the transformer station corresponding to the current PID module. Select Low-voltage cabinet A or Low-voltage cabinet B based on the actual application scenario.

Running Info.

System-to-ground insulation resistance[2]

When the system-to-ground insulation resistance is lower than the system-to-ground resistance alarm threshold and warning threshold, the system generates an alarm.

Note [1]: This parameter can be displayed and set in SmartPID2000 V100R001SPC112, SmartLogger V300R023C00SPC153, and later versions.

Note [2]: This parameter can be displayed in SmartPID2000 V100R001SPC112, SmartLogger V300R023C00SPC153, and later versions.
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Updated: 2023-11-15

Document ID: EDOC1100108365

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