Sungrow SG250HX-US, User Manual

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In case the specification of the cable used is not included in the Table above, when
there is only one inverter, ensure that the line impedance of the input node is less
than 300Ω; and when there are multiple inverters connected in the daisy chain, en-
sure that the impedance is less than 300Ω/number of inverter.
10.3 Quality Assurance
When product faults occur during the warranty period, SUNGROW will provide free service
or replace the product with a new one.
Evidence
During the warranty period, the customer shall provide the product purchase invoice and
date. In addition, the trademark on the product shall be undamaged and legible. Otherwise,
SUNGROW has the right to refuse to honor the quality guarantee.
Conditions
• After replacement, unqualified products shall be processed by SUNGROW.
• The customer shall give SUNGROW a reasonable period to repair the faulty device.
Exclusion of Liability
In the following circumstances, SUNGROW has the right to refuse to honor the quality
guarantee:
• The free warranty period for the whole machine/components has expired.
• The device is damaged during transport.
• The device is incorrectly installed, refitted, or used.
• The device operates in harsh conditions beyond those described in this manual.
• The fault or damage is caused by installation, repairs, modification, or disassembly per-
formed by a service provider or personnel not from SUNGROW.
• The fault or damage is caused by the use of non-standard or non-SUNGROW compo-
nents or software.
• The installation and use range are beyond stipulations of relevant international
standards.
• The damage is caused by unexpected natural factors.
For faulty products in any of above cases, if the customer requests maintenance, paid main-
tenance service may be provided based on the judgment of SUNGROW.
10.4 Contact Information
In case of questions about this product, please contact us.
User Manual 10 Appendix