Technical specifications
44
Safety Installations (DIN 12876)
Excess temperature protection adjustable from 0 to 320 °C
Low liquid level protection float switch
Safety class III
Supplementary safety installations:
High temperature warning function optical + audible (in intervals)
Low temperature warning function optical + audible (in intervals)
Supervision of the working sensor plausibility control
Reciprocal sensor monitoring between
working and safety sensors difference >25 °C
Alarm indication optical + audible (continuous tone)
Standards:
EMC regulations EN 61326
Guideline for first voltage range EN 61010-1, EN 61010-2-010
Pressure equipment directive EN 378
Only for water-cooled models:
Cooling water pressure (IN / OUT ) max. 6 bar
Difference pressure (IN - OUT ) 3.5 to 6 bar
Cooling water temperature <20 °C
Quality of cooling water:
pH at 25 °C 7 to 8.5
Suspended matter <30 mg/l
Size of suspended matter max. 0.1 mm
Growth of algae not permissible
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