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Vaillant VED E 18/7 E HK - Page 33

Vaillant VED E 18/7 E HK
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Installation
Installation instructions for the electronicVED exclusive electric instantaneous water heater 0020176440_00 13
4
4.6.3 Optional load-shedding relay
If required, a load-shedding relay that conforms with cur-
rent standards can be connected to the electronicVED
exclusive. This relay will turn other power consumers off
while hot water is being drawn off so that there is no over-
loading. The load-shedding relay must fulfil the following
criteria:
Input current < 15 A
Continuous current > 50 A
> Install the optional load-shedding relay to the outer con-
ductor that is connected to the L2 mains connection ter-
minal of the electronicVED exclusive.

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