7 Maintenance
The PROTECT C. consists of advanced and resistant components. To guarantee a continuous and high availability it is recommended to check the unit (especially the batteries and the fans) in regular intervals (at least every 6 months).
CAUTION:
Follow safety and security regulations unconditionally!
7.1Charging the Battery
The battery is automatically charged when the mains is present, irrespective of the operating mode. This is signalled by the "Line" LED lighting up (see also chapter 6).
The complete charging time of the battery after a length discharge period depends, above all, on the number of additional external battery units.
Charging time up to 90% of rated capacity
Only with internal UPS battery | approx. | 5 hours |
One additional battery unit | approx. | 24 hours |
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Two additional battery units | approx. | 40 hours |
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7.2Maintenance
The following maintenance work should be performed:
Task | Interval | Described in |
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Visual check | 6 months | Chapter 7.2.1 |
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Battery/fan check | 6 months | Chapters 7.2.2 / 7.2.3 |
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7.2.1Visual Check
When visually checking the unit, check whether:
♦there is any mechanical damage or foreign bodies can be found in the system,
♦any conductive dirt or dust has accumulated in the unit,
♦accumulation of dust affects heat supply and dissipation.
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