Safety conditions 2
October 2013 GB 7 /80
Safety sign Meaning Use / Behaviour
Safety valve Opening pressure of the safety valves (values "xx" see
sticker on the control panel).
Check the connecting
terminals and tighten if
necessary. For additional
information see the oper-
ating instructions.
Warning against loosened connecting terminals. The
clamping pressure can be released after some time.
Regularly check the terminals according to the safety
guidelines and retighten as necessary.
Electrical voltage
Residual voltage of the
capacitors
Warning of dangerous, electrical voltage.
Warning of electrical energy stores in the form of capaci-
tors. These can conduct a life-threatening electrical volt-
age.
Only open the switch cabinet (RS compressor) 10 min-
utes after switching the compressor off (zero volts).
Check the DC bus voltage of the frequency converter at
the mains connection strip of the frequency converter.
The precise position of the terminals "DC+" and "DC-"
can be taken from the supplied frequency converter
operating instructions.
Only a qualified electrician following electrotechnical reg-
ulations may carry out work on the electrical equipment
of the compressor.
Spring tension Warning of tensioned spring inside the suction regulator.
Before opening the suction regulator read the repair
manual.
Risk of microbe contami-
nation
Warning against legionella contamination of the cooling
water if an open cooling circuit is used.
Constant monitoring of the cooling water by the mainte-
nance personnel.
Attention: hot liquid Warning against hot oil or hot coolant.
Before opening coolant circuits, allow the compressor to
cool.
Chart 2-1: Safety sign
NOTE
All danger signs must be complete and legible.
Check regularly and replace if necessary.
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