Operator responsibility – Safety instructions
10
Safety installations
(adjustable via LED):
High temperature protection °C -25 ... 85
Low temperature protection °C -25 ... 85
Low liquid level protection float switch
Classification according to DIN 12876-1 III
Overload protection for pump motor contactor
Overload protection for cooling compressorcontactor
Alarm signal optical + audible
Environmental conditions according to IEC 61 010-1:
Use only indoor.
Altitude up to 2000 m - normal zero.
Ambient temperature: +5 ... +40 °C
Air humidity:
Max. rel. humidity 80 % for temperatures up to +31 °C,
linear decrease down to 50 % relative humidity at a temperature of +40 °C
Max. mains fluctuations of ±10 % are permissible.
The unit corresponds to Class I
Overvoltage category II
Pollution degree 2
Caution:
The unit is not for use in explosive environment.
Standards for interference resistance according to EN 61326-1
This unit is an ISM device classified in Group 1 (using high frequency for internal purposes)
Class A (industrial and commercial range).
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