SMA SUNNY BOY 3800-US User Manual
Pv inverte
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Summary of Contents for SMA SUNNY BOY 3800-US
- Page 1 PV Inverter SUNNY BOY 3000‑US ⁄ 3800‑US ⁄ 4000‑US User Manual SB30-40-BA-eng-BUS121010 | TBUS-SB3_4US | Version 1.0...
- Page 3 All such warranties are expressly disclaimed. Neither SMA America, LLC nor its distributors or dealers nor SMA Solar Technology Canada Inc. nor its distributors or dealers shall be liable for any indirect, incidental, or consequential damages under any circumstances.
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Page 4: Important Safety Instructions
A warning describes a hazard to equipment or personnel. It calls attention to a procedure or practice, which, if not correctly performed or adhered to, could result in damage to or destruction of part or all of the SMA equipment and/or other equipment connected to the SMA equipment or personal injury. Symbol... - Page 5 SMA America, LLC Important Safety Instructions Markings on this Product The following symbols are used as product markings with the following meanings. Symbol Description Warning regarding dangerous voltage The product works with high voltages. All work on the product must only be performed as described in the documentation of the product.
- Page 6 All installations must conform with the laws, regulations, codes and standards applicable in the jurisdiction of installation. SMA assumes no responsibility for the compliance or noncompliance with such laws or codes in connection with the installation of the product.
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Page 7: Table Of Contents
SMA America, LLC Table of Contents Table of Contents Information on this Document..... . . 9 Safety ......... 11 Intended Use. - Page 8 Table of Contents SMA America, LLC Cleaning and Care ....... 31 Checking the Inverter .
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Page 9: Information On This Document
• SB 4000US • SB 4000-US-12 Target group This document is intended for end users. Additional information Additional information is available at www.SMA-America.com. Symbols Symbol Description DANGER indicates a hazardous situation which, if not avoided, will result in death or serious injury. - Page 10 1. • Elements to be entered Nomenclature The following nomenclature is used in this document: Complete designation Designation in this document SMA Solar America, LLC SMA Solar Technology Canada Inc. Sunny Boy 3000US/3800-US/4000US Inverter/Sunny Boy Abbreviations Abbreviations Designations Explanations Alternating Current ‒...
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Page 11: Safety
PV modules to the Sunny Boy. For safety reasons, it is forbidden to modify the product or install components that are not explicitly recommended or distributed by SMA. Only use the Sunny Boy in accordance with the information provided in the enclosed documentation. -
Page 12: Safety Precautions
2 Safety SMA America, LLC 2.2 Safety Precautions Danger to life due to electric shock The components in the inverter are live. Touching live components can result in serious injury or death. • Do not open the inverter. • Electrical installation, repairs and conversions may only be carried out by electrically qualified persons. -
Page 13: Product Description
SMA America, LLC 3 Product Description Product Description 3.1 Sunny Boy The Sunny Boy is a PV inverter which converts the direct current of the PV array to alternating current and feeds it into the power distribution grid. Figure 2:... -
Page 14: Symbols On The Inverter
3 Product Description SMA America, LLC Symbols on the inverter Symbol Description Explanation Tap symbol Indicates display operation (see section 4). Green LED The green LED indicates the operating state of the inverter (see section 5.1). Red LED The red LED indicates the status of the grounding fuse (see section 5.1). -
Page 15: Type Labels
Inverter serial number Device-specific characteristics ‒ You require the information on the type label to use the inverter safely and for customer support at the SMA Service Line. The type label must be permanently affixed to the inverter. User Manual SB30-40-BA-eng-BUS121010... -
Page 16: Type Labels Of The Dc Disconnect
SMA America, LLC Type labels of the DC Disconnect The type label provides a unique identification of the DC Disconnect. The type labels are on the right-hand side of the enclosure. SMA Solar Technology AG www.sma-solar.com DC-Disconnect Engineered in Germany Item No.l... -
Page 17: Symbols On The Type Labels
DC Disconnect serial number You require the information on the type label to use the DC Disconnect safely and for customer support at the SMA Service Line. The type label must be permanently affixed to the DC Disconnect. Symbols on the type labels... -
Page 18: Dc Disconnect
3 Product Description SMA America, LLC 3.3 DC Disconnect The DC Disconnect safely disconnects the PV array from the inverter. Figure 6: DC Disconnect design Position Description Rotary switch Cover The DC Disconnect forms a conductive path between the PV array and the inverter. Actuating the DC Disconnect interrupts the flow of current and the DC cabling can be safely disconnected from the inverter. -
Page 19: Arc-Fault Circuit Interrupter (Afci)
SMA America, LLC 3 Product Description 3.5 Arc-Fault Circuit Interrupter (AFCI) ® In accordance with the National Electrical Code , Article 690.11, the Sunny Boy is equipped with a system for electric arc detection and interruption. An electric arc with a power of 300 W or greater must be interrupted by the AFCI in the time specified by UL 1699B. -
Page 20: Operating The Display
4 Operating the Display SMA America, LLC Operating the Display The display shows the current operating data of the inverter (e.g. status, power, input voltage) and errors or disturbances. The displayed operating data is updated every 5 seconds. The backlight shuts off automatically after 2 minutes. -
Page 21: Troubleshooting
SMA America, LLC 5 Troubleshooting Troubleshooting 5.1 LED Signals The LEDs display the operating state of the inverter and indicate the messages in the display via various blink codes. Figure 7: Position of the LEDs Position Description Status Explanation Green LED... - Page 22 5 Troubleshooting SMA America, LLC Position Description Status Explanation Goes out briefly Derating once per second At temperatures above +113°F (+45°C), the inverter continues to operate but reduces the power so as to protect the internal components from overheating. Corrective measures: •...
- Page 23 SMA America, LLC 5 Troubleshooting Position Description Status Explanation Glows for 5 s, High DC input voltage goes out for 3 s, The inverter has detected a DC input voltage blinks 4 times that is too high for safe operation.
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Page 24: Measurement Channels
5 Troubleshooting SMA America, LLC 5.2 Measurement Channels The measured values of the inverter are shown on the display in the measurement channels. In addition, you can read out a variety of measurement channels and messages from the inverter using special communication devices (e.g. -
Page 25: Display Messages
SMA America, LLC 5 Troubleshooting 5.3 Display Messages 5.3.1 Status Messages Message Explanation Derating Reduction of the power distribution grid feed-in power due to abnormal heat sink temperatures Disturbance Indicates an error status related to the power distribution grid. The error status will resolve itself. -
Page 26: Error Messages
5 Troubleshooting SMA America, LLC 5.3.2 Error Messages In the event of an error, the relevant messages are shown on the display and the backlight is activated. Each error message is displayed for 5 seconds. After 5 seconds, the display scrolls through the regular operation messages. - Page 27 SMA America, LLC 5 Troubleshooting Message Cause and corrective measures EEPROM p Data from the EEPROM is defective. The inverter has switched itself off because the loss of data has disabled important inverter functions. Corrective measures: • Contact installer. EeRestore One of the duplicate records in the EEPROM is defective and has been reconstructed without loss of data.
- Page 28 5 Troubleshooting SMA America, LLC Message Cause and corrective measures MSD-FAC An internal measurement comparison error was detected. MSD-Idif The measured values of the two processors (operation control unit and current control unit) are too far removed from each other.
- Page 29 SMA America, LLC 5 Troubleshooting Message Cause and corrective measures VacL1-Bfr The AC input voltage is too high or too low on the indicated branch. VacL2-Bfr The inverter disconnects itself from the power distribution grid. As soon as the error has been remedied, the inverter tries to feed into the power VacL1-Srr distribution grid again.
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Page 30: Resetting "Error Afci
5 Troubleshooting SMA America, LLC 5.3.3 Resetting "Error AFCI" If the yellow LED is permanently glowing and the message "Error AFCI" is displayed, an electric arc has been detected in the PV system. The AFCI has been triggered and operation of the inverter is permanently inhibited. -
Page 31: Cleaning And Care
SMA America, LLC 6 Cleaning and Care Cleaning and Care 6.1 Checking the Inverter • Ask the installer to check for correct inverter operation at regular intervals. • Check whether the inverter has any visible external damage. If the inverter has visible external damage, contact the installer. -
Page 32: Cleaning The Inverter
6 Cleaning and Care SMA America, LLC 6.3 Cleaning the Inverter • If the inverter is dirty, clean the enclosure lid, the display and the LEDs using only clean water and a cloth. Do not use any cleaning agents (e.g. solvents or abrasives) for this. -
Page 33: Cleaning The Ventilation Grids
SMA America, LLC 6 Cleaning and Care 6.5 Cleaning the Ventilation Grids The ventilation grids must be clean for optimum heat dissipation of the device. Clean the ventilation grids regularly as follows: 1. Remove the ventilation grids to the side. -
Page 34: Compliance Information
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. • Consult the dealer or an experienced radio/TV technician for help. The user is cautioned that changes or modifications not expressly approved by SMA America, Inc. could void the user’s authority to operate this equipment. IC Compliance This device complies with Industry of Canada licence-exempt RSS standard(s). -
Page 35: Contact
SMA America, LLC 8 Contact Contact If you have technical problems concerning our products, contact the SMA Service Line. We require the following information in order to provide you with the necessary assistance: • Inverter device type • Inverter serial number •...