Gestra
Gestra NRS1-51
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Description
The level switch NRS 1-51 is used in conjunction with level
electrodes NRG 1...-.. as high level alarm in steam boilers and
(pressurized) hot-water plants.
A high level alarm prevents the water level from exceeding the
preset max. water level (HW) and for this purpose switches
off e. g. the feedwater supply.
Depending on the directives listed below the level switch
NRS 1-51 can be used in combination with the following
level electrodes
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