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SmartPID2000 User Manual

This document describes the SmartPID2000 in terms of its working principle, electrical connections, parameter configuration, maintenance, and troubleshooting.
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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
Safety Precautions

Safety Precautions

Personnel Requirements

  • Only qualified and trained electrical technicians are allowed to operate the SmartPID2000 (PID module for short).
  • Operators should understand the components and functioning of a grid-tied PV power system, and they should be familiar with relevant local standards.

Label Protection

  • Do not tamper with any signs on the PID module enclosure because these signs contain important information about safe operation.
  • Do not remove or damage the nameplate on the PID module chassis because it contains important product information.

System Installation

Before installation, read this document carefully. Huawei shall not be liable for any consequence caused by violation of the regulations specified in this document.
  • Ensure that the PID module is not connected to a power supply and not powered on before starting installation.
  • Open the maintenance compartment door of the chassis before connecting cables. Do not perform any operation on other components inside the chassis except connecting cables.


Perform operations in strict accordance with safety precautions specified in this manual and other relevant documents.

Follow local laws and regulations when operating the device.

Maintenance and Replacement

Before maintaining or replacing a PID module, ensure that the circuit breaker on the AC side of the PID module is OFF.
  • In a smart array controller equipped with one PID module, switch off QF02 and then QF03.
  • In a smart array controller equipped with two PID modules, switch off QF02 and QF04, then QF03 and QF05.
  • A faulty PID module requires overall maintenance. Contact the dealer if the PID module is faulty.
  • Maintain the PID module with sufficient knowledge of this document, proper tools, and testing equipment.
  • Wear electrostatic discharge (ESD) gloves and comply with ESD protection regulations during maintenance work.
Updated: 2019-08-20

Document ID: EDOC1100033424

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