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4 connecting windy boy protection box (dc), 1 conditions for the dc connection, Connecting windy boy protection box (dc) – SMA WB 3600TL User Manual

Page 33: Conditions for the dc connection

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SMA Solar Technology AG

Electrical Connection

Installation Guide

WB36TL_50TL-IEN102011

33

5.4 Connecting Windy Boy Protection Box (DC)

5.4.1 Conditions for the DC Connection

• The following limit values at the DC input of the inverter may not be exceeded:

• Connection cables of the Windy Boy Protection Box must be equipped with plug connectors to

connect them to the inverter. The required DC plug connectors are included in delivery.

• The inverter has two input areas "A" and "B" that work with one working point. Connect one

positive terminal and one negative terminal to each of the two input areas of the
Windy Boy Protection Box (WBP-Box 500-11). See section 5.4.4 ”Connecting the Windy Boy
Protection Box (DC)” (page 37).

• This inverter is not suitable for connection to the DC power grid.
• Do not connect the inverter to a DC source with a cable longer than 30 m.

CAUTION!
Destruction of the inverter by overvoltage.

If the voltage of the small wind turbine system exceeds the maximum input voltage of the
inverter, it can be destroyed by the overvoltage. All warranty claims become void.

• Exclusively connect a type "WBP-Box 500-11" Windy Boy Protection Box to the

inverter.

maximum input voltage

Maximum input current

Input area A

Input area B

550 V

15 A

15 A

DANGER!
Risk of lethal electric shock or fire.

The maximum possible input current is limited by the plug connectors used. If the plug
connector is overloaded, an electric arc may occur and there is a fire risk.

• Ensure that the input current does not exceed the maximum flow current of the plug

connectors used.

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