SMA Solar Technology AG Information on this Manual 1 Information on this Manual 1.1 Validity This manual applies to the following device types: • WB 3300 • WB 3300-IT • WB 3300-11 • WB 3800 • WB 3800-IT • WB 3800-11 1.2 Target Audience This manual is intended for the operator.
Information on this Manual SMA Solar Technology AG 1.4 Symbols Used The following types of safety precautions and general information are used in this manual: DANGER! DANGER indicates a hazardous situation which, if not avoided, will result in death or serious injury.
Moreover, make sure that appropriate protective measures are in place to ensure that the maximum permissible input voltage is not exceeded. SMA Solar Technology AG offers you the requisite components, such as the Windy Boy Protection Box (overvoltage protection for wind power inverters, including the rectifier).
Safety SMA Solar Technology AG 2.2 Safety Precautions DANGER! Electric shock caused by high voltage in the inverter Even when no external voltage is connected, there may still be high voltages present in the inverter. The following work may only be carried out by trained, electrically qualified personnel: •...
SMA Solar Technology AG Safety 2.3 Explanation of Symbols 2.3.1 Symbols on the Inverter Symbol Explanation Operation display Earth fault or varistor defective Please inform your installer. An error has occurred. Inform your installer immediately. You can operate the display by tapping the enclosure lid.
Safety SMA Solar Technology AG 2.3.2 Symbols on the Type Label Symbol Explanation Beware of dangerous electrical voltage. The inverter operates at high voltages. All work on the inverter may only be carried out by a trained, electrically qualified person. Beware of hot surface.
SMA Solar Technology AG Product Overview 3 Product Overview BO Y SU N XX XX XX XX xx xx co s ϕ Position Designation Enclosure lid Display LEDs Green LED = Operation Red LED = Earth fault or varistor defective Yellow LED = Fault Ventilation grid Type label for the identification of the inverter via the serial number (Serial No.).
Display SMA Solar Technology AG 4 Display 4.1 Operation The display shows the current values of your plant. The displayed values are updated every 5 seconds. You can operate the display by tapping the enclosure lid. Single tap: The backlight is switched on. After two minutes, the backlight switches off automatically.
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SMA Solar Technology AG Display Upon error-free connection of the inverter to the electricity grid, after approximately one minute, the display starts alternating between the messages shown below. Each message appears for five seconds, and then the cycle restarts from the beginning.
Display SMA Solar Technology AG 4.3 Display Messages during a Disturbance In the event of a disturbance, the inverter displays the status "Disturbance" and an error message. Please inform your installer. The following messages will be generated: Display message Description Energy generated on the current day Status message "Disturbance"...
SMA Solar Technology AG LED Signals 5 LED Signals Status Description All LEDs are on The inverter is initializing. All LEDs are off The DC input voltage at the inverter is too low for feed-in. All LEDs are The inverter is in the startup phase.
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LED Signals SMA Solar Technology AG Status Description Red LED is on An earth fault has occurred or one of the thermally monitored varistors on the DC input side is defective. Please inform your installer. Yellow LED is on The inverter is in the operating state "Operation permanently disabled".
SMA Solar Technology AG Visual Inspection, Maintenance and Cleaning 6 Visual Inspection, Maintenance and Cleaning Visual inspection Check the inverter and cables for any signs of external damage. Contact your installer if you find any damage. Do not perform any repair work yourself.
Troubleshooting SMA Solar Technology AG 7 Troubleshooting 7.1 Status Messages Your inverter can be in various operating states. These are displayed as status messages, which can vary according to the type of communication. Message Description Derating Overtemperature in the inverter. The inverter reduces its power to prevent overheating.
SMA Solar Technology AG Troubleshooting 7.2 Measurement Channels If your inverter is equipped with a communication product, numerous measurement channels and messages can be transmitted for diagnostics. Measurement channel Description Error Identification of the present disturbance/error E-total Total amount of energy fed in...
Glossary SMA Solar Technology AG 8 Glossary Abbreviation for "Alternating Current". Abbreviation for "Direct Current". Derating A controlled reduction in performance, usually dependent on component temperatures. Varistor The varistors protect the electronics in the inverter from atmospherically coupled energy peaks, such as those that can occur when lightning strikes nearby.
SMA Solar Technology AG Contact 9 Contact If you have technical problems, please contact your installer first. The following information is required in order to provide you with the necessary assistance: • Inverter device type • Inverter serial number • Type of connected small wind turbine system •...
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Legal Restrictions The information contained in this document is the property of SMA Solar Technology AG. Publishing its content, either partially or in full, requires the written permission of SMA Solar Technology AG. Any internal company copying of the document for the purposes of evaluating the product or its correct implementation is allowed and does not require permission.