Huawei SUN2000-45KTL-US-HV-D0 User Manual page 61

SUN2000-45KTL-US-HV-D0
User Manual
Figure 6-17 Measuring voltage

If the voltage is a negative value, the DC input polarity is incorrect. Correct the polarity.

If the voltage is greater than 1500 V, too many PV modules configured to the same string.
Remove some PV modules.
Step 4 Pull out the blue dustproof plugs from the ends of the DC input connectors.
Before performing
Step 5 Insert the positive and negative connectors into the corresponding positive and negative DC
input terminals of the SUN2000 until they snap into place.
Issue 04 (2018-06-01)
Step 5, ensure that the two DC switches are OFF.
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6 Electrical Connections
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