Chapter 10 Service after Sales
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| Fault description |
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| 34 |
| Output surge current |
| Surge | current occurs | in bypass |
| Avoid applying | big | load abruptly | and | ||||||
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| mode, the system shutdown |
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| Transfer to bypass due to |
| The system transfers to bypass |
| Avoid applying | load | abruptly and | the | ||||||||
| 35 |
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| mode | due | to surge current | and |
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| surge |
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| back to inverter mode after load is |
| UPS can recover automatically |
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| In | parallel | operation | system, |
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| some UPS module may require to |
| If the parallel operation system | |||||||||
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| Neighbouring UPS module |
| transfer to bypass due to surge or |
| transfers to bypass mode, and the | |||||||||||
| 36 |
| requires | to | transfer to |
| overload, | other | modules | will |
| operation condition | enables, all | the | ||||
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| bypass mode |
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| transfer to bypass after receiving |
| UPS modules can recover to normal | ||||||||||
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| the | signal | sent | by | this | UPS |
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| module that requires to transfer to |
| mode synchronously. |
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| bypass mode |
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| 37 |
| User’s wrong operation |
| Wrong operation such as start the |
| Operate with reference to User’s | |||||||||||
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| UPS | with | the | maintenance |
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| bypass switched on |
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| The actual transfer times |
| Transfer times exceed the times |
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| 38 |
| exceed | the | permissible |
| set by background. The system |
| Avoid frequent overload |
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| transfer | times per hour |
| will stay in bypass mode until next |
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10.2 Warranty
We provide 1 year of free service for our UPS (including the battery).
The above warranty shall not apply in the following circumstances:
The battery is provided by user;
Damage resulting from operation not in accordance with the user manual;
Damage as a result of fire, flood, etc.;
Different levels of customized service packages are available with reasonable charge, including responsive, preventive maintenance, warranty period extension, etc. For detailed information, please contact the distributor or the local technical support center.
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