Huawei MERC-1300W-P Quick Manual
Smart pv optimizer
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- User manual (25 pages) ,
- Quick manual (12 pages) ,
- Quick manual (69 pages)
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Summary of Contents for Huawei MERC-1300W-P
- Page 1 MERC-(1300W, 1100W)-P Smart PV Optimizer Quick Guide Issue: 04 Part Number: 31500HND Date: 2023-02-10 HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
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Page 2: Product Overview
Type II apparatus Burn warning Electric shock EU waste electrical and electronic Refer to (enhanced insulation) warning equipment (WEEE) mark documentation Installing the Device Installation Requirements Clearance PV modules Copyright © Huawei Digital Power Technologies Co., Ltd. 2023. All rights reserved. - Page 3 1. If optimizers and PV modules are installed close to the rooftop (for example, color steel tile rooftop), ensure that the optimizers are well ventilated. It is recommended that the ambient temperature be less than or equal to 70℃. If the ambient temperature exceeds 70℃, the optimizers may shut down for overtemperature protection.
- Page 4 Installing the Optimizer 1. Select optimizers based on the installation scenario. 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.
- Page 5 T-shaped bolt and nut. The T-shaped bolt and nut need to be purchased separately from Huawei. The bolt dimensions are as follows. Installed on a PV Module PV module Frame – Bolt Assembly...
- Page 6 Installing the Optimizer Cables Ensure that the input (IN) and output (OUT) cables of the optimizer are correctly connected. If they are reversely connected, the device may be damaged. 1. Connect the optimizer 2. Connect the positive probe of the multimeter to the positive input (IN) cable to output terminal of the optimizer and the negative probe to the the PV module...
- Page 7 3. Check that the optimizer and its input cables are properly connected, and then connect the optimizer output power cables. Measure the PV string voltage when the sunlight is sufficient. Configuration Scenarios PV string Voltage Cause Suggestion The PV string is open-circuited. 1.
- Page 8 4. Connect cables between the PV string and the solar inverter. To ensure reliable communication between the inverter and optimizers, the AC and DC power cables must be routed in different troughs or pipes with a minimum of 10 cm spacing in between.
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Page 9: Power-On Commissioning
Troubleshooting 1. Open the FusionSolar app, log in to intl.fusionsolar.huawei.com using the installer account, choose Me > Device commissioning, and connect to the WLAN hotspot of the solar inverter. - Page 10 Alarm Cause Suggestion Optimizer input Check whether the open-circuit voltage of the PV module Input overvoltage overvoltage exceeds the maximum input voltage of the optimizer. occurred. 1. Check the ventilation and ambient temperature at the The optimizer optimizer installation position. If the ventilation is internal poor or the ambient temperature exceeds the upper Overtemperature...
- Page 11 Replacing an Optimizer 1. Power off the solar inverter and remove the faulty optimizer. 2. Install a new optimizer and correctly connect its cables. 3. Power on the solar inverter. Log in to the FusionSolar app and tap the plant name on the Home screen to access the plant screen.
- Page 12 Carefully read this document prior to installation to get familiar with product information and safety precautions. Huawei shall not be liable for any consequence caused by violation of the storage, installation, and operation regulations specified in this document and the solar inverter user manual.
- Page 13 Huawei Digital Power Technologies Co., Ltd. Huawei Digital Power Antuoshan Headquarters, Futian Shenzhen 518043, People's Republic of China solar.huawei.com...