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The Smart PV Optimizer is a DC-DC converter installed on the rear of PV modules in a PV

system. It manages the maximum power point (MPP) of each PV module to improve the energy

yield of the PV system, and performs functions such as module-level shutdown and module-level

management.

SUN2000-450W-P Smart PV Optimizer

Quick Guide

Issue: 03

Part Number: 31500AYH

Date: 2020-08-16

Installing the Optimizer

Product Overview

Type II

apparatus

(enhanced

insulation)

Burn

warning

Electric

shock

warning

Mountin

bracket

2. Install the optimizer based on the selected installation mode.

Properly plan the installation position of optimizers to ensure that the cables between the

optimizer and the PV module and between adjacent optimizers can be properly connected, and

the maximum communication distance between the optimizer and the solar inverter is within

350 m.

1. After determining the installation position of the optimizer, remove and attach the SN label.

Содержание SUN2000P-450W-P

Страница 1: ...oduct Overview Type II apparatus enhanced insulation Burn warning Electric shock warning Mountin g bracket 2 Install the optimizer based on the selected installation mode Properly plan the installation position of optimizers to ensure that the cables between the optimizer and the PV module and between adjacent optimizers can be properly connected and the maximum communication distance between the ...

Страница 2: ...hole has been reserved on the PV module frame Prepare the bolt assembly and nut by yourself Ensure that the bolt length meets the installation requirements of the PV module frame PV module Installed on a PV Module Frame Frame Mounting Bracket Front mounted Do not press the optimizer mounting ear against the positioning pole of the frame mounting bracket Purchase the frame mounting bracket separate...

Страница 3: ...the output voltage and resistance of a single optimizer PV module connection box Resistance Cause Suggestions 0 9 kΩ R1 1 1 kΩ The optimizer is normal N A R1 0 9 kΩ If the probes of the multimeter are correctly connected the optimizer is faulty Replace the optimizer 1 1 kΩ R1 The sunlight is weak The optimizer input is not connected The optimizer output is connected to the PV module output The opt...

Страница 4: ...t is weak 1 1 kΩ R1 The optimizer input is not connected 1 1 kΩ R1 The optimizer output is connected to the PV module output 1 1 kΩ R1 PV string PV string a If R is infinite an open circuit occurs in the PV string or the cables are connected to different PV strings Rectify the PV string open circuit fault and correctly group the PV string cables b If R4 is less than R3 A is the positive cable of t...

Страница 5: ...he optimizer status 5 Troubleshooting Optimizer status Status Description Green The optimizer is running properly Gray The optimizer is offline Check that the SN and location information are correct and search for the device again Red The optimizer is faulty Fault alarm Fault Alarm Cause Suggestions Input overvoltage The output voltage of the PV module exceeds the maximum input voltage of the opti...

Страница 6: ...re of this model If the DC connectors to be connected are not of the Staubli MC4 model the connector compatibility report and third party lab TUV VED or Bureau Veritas report from the DC connector manufacturer must be available Using incompatible DC connectors may result in serious consequences The resulting device damage is beyond the warranty scope Full configuration scenario For a single phase ...

Страница 7: ...regulations specified in this document and the solar inverter user manual Use insulated tools when installing the device For personal safety wear proper personal protective equipment PPE If an optimizer does not connect to any other device connect the OUT and OUT ports of the optimizer respectively to the IN and IN ports to protect the terminals from water It is recommended that the positive and n...

Страница 8: ...8 Huawei Technologies Co Ltd Huawei Industrial Base Bantian Longgang Shenzhen 518129 People s Republic of China solar huawei com ...

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