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1 starting the self-test, Starting the self-test – SMA SB 3600SE-10 User Manual

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• Fit one conical spring washer to each

screw. The grooved side of the conical
spring washer must point to the screw head.

• Position the enclosure lid with the six screws on the enclosure and tighten all screws

diagonally to each other using an Allen key (AF 5) (torque: 6 Nm ± 0.5 Nm).

3. Switch on the circuit breaker.
4. Turn the DC load-break switch towards ON until it snaps into place at position I.

☑ All three LEDs start to glow and the start-up phase begins. The start-up phase may take several

minutes.

Self-test in accordance with CEI 0-21 during commissioning (applies to Italy only)
The Italian standard prescribes that an inverter can only operate on the utility grid after the
disconnection times for overvoltage, undervoltage, minimum frequency and maximum
frequency have been checked.

• If the country data set is configured to CEI0-21 Int or CEI 0-21 internal, start the self-test

(see Section 7.4.1, page 41).

☑ The green LED is glowing and the display alternates between the firmware version, the serial

number of the inverter, the IP address, the subnet mask, the serial number of the Battery Pack,
the configured country data set and the display language.

✖ The green LED is flashing?

Possible cause of error: the DC input voltage is still too low or the inverter is monitoring the
utility grid.

• Once the DC input voltage is sufficiently high and the grid connection conditions are met,

the inverter will start operation.

✖ The red LED is glowing and an error message and event number appear in the display?

• Rectify the error (see service manual at www.SMA-Solar.com).

7.4 Self-Test in Accordance with CEI 0-21 for PV Systems

≤6 kW

7.4.1

Starting the Self-Test

The self-test only applies to inverters that are configured with the country data set
CEI 0-21 Int or CEI 0-21 internal.
The self-test is only valid for inverters licensed for Italy and configured with the country data set
CEI 0-21 Int or CEI 0-21 internal.
If the inverter is configured to the country data set CEI 0-21 Ext or CEI 0-21 external, no
self-test is required.

7 Commissioning

SMA Solar Technology AG

Operating Manual

41

SB36-50SE-BE-en-11

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