User Manual of EM760 High-Performance Inverter Table 8-3 Replacement Intervals of Inverter Components The operating conditions for replacement of the inverter components listed in the above table are as follows: Ambient temperature: Annual average 30℃. Load factor: Less than 80%. Operating time: less than 12 hours per day. 8.4 Instructions for Inverter Warranty Our company will provide warranty services for the inverter in the following cases. The warranty applies to the inverter body only. Our company is responsible for the warranty of the inverter that fails or is damaged within 12 months during normal operation, and will charge reasonable maintenance fees after 12 months.
Certain maintenance fees will also be charged within one year in the following cases: ● The inverter is damaged due to noncompliance with the instructions in this manual during operation; ● The inverter is damaged due to flood, fire, abnormal voltage, etc.; ● The inverter is damaged as a result of incorrect wiring; ● The inverter is damaged due to unauthorized modification; Relevant service fees will be calculated based on the actual costs. If any, the additional agreement shall prevail. 227 Name of Part Standard Replacement Interval (Year) Cooling fan 2-3 years Electrolytic capacitor 4-5 years Printed circuit board 5-8 years