10 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:
Before going through the next step disconnect the PROTECT C. from the mains.
10.1Charging the Battery
The battery is automatically charged when the mains is present, irrespective of the operating mode. This is signalled by the "charge" symbol lighting up (see also chapter 4.4.2, page 25).
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. | 7 hours |
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One additional battery unit | approx. | 11 hours |
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Two additional battery units | approx. | 16 hours |
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Three additional battery units | approx. | 24 hours |
10.2Maintenance
The following maintenance work should be performed:
Task | Interval | Described in |
Visual check | 6 months | Chapter 10.2.1 |
Battery/fan check | 6 months | Chapters 10.2.2 / 10.2.3 |
10.2.1Visual Check
When visually checking the unit, check whether:
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