1 | safety – GEA Bock HGX46 CO2 T User Manual
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1 | Safety
These assembly instructions describe the standard version of the compressors named in the title
manufactured by GEA Bock. GEA Bock refrigerating compressors are intended for installing in a
machine (within the EU according to the EU Directives 2006/42/EC Machinery Directive, 97/23/EC
Pressure Equipment Directive).
Commissioning is only permissible if the compressors have been installed in accordance with these
assembly instructions and the entire system into which they are integrated has been inspected and
approved in accordance with legal regulations.
The compressors are intended for use with CO
2
in transcritical and/or subcritical systems in
compliance with the limits of application.
Only	the	refrigerant	specified	in	these	instructions	may	be	used.
Any other use of the compressor is prohibited!
1.4 Intended use
1.3 Safety instructions
WARNING
Risk	of	accident.
Refrigerating compressors are pressurised machines and 
	therefore	require	particular	caution	and	care	in	handling.
The	maximum	permissible	overpressure	must	not	be	exceeded,	
even for testing purposes.
Risk	of	burns!	
-	Depending	on	the	operating	conditions,	surface	temperatures	of	 
 over 60 °C on the pressure side or below 0 °C on the suction side 
 can be reached.
- Avoid the contact with refrigerant under any circumstances. 
		The	contact	with	refrigerant	can	lead	to	severe	burns	and	skin	 
 irritations.
Danger of suffocation.
Never	release	significant	volumes	of	CO
2
or the entire contents of
the system into closed rooms!
• Transcritical CO
2
applications are still in the development phase.
•	They	require	a	completely	new	kind	of	system	and	control.
• They are not a general solution for the substitution of F-gases.
•	Therefore,	we	expressly	point	out	that	all	information	in	this	 
 assembly instruction has been provided according to our current 
			level	of	knowledge	and	may	change	due	to	further	development.	 
 Legal claims based on the correctness of the information cannot 
 be made at any time and are hereby expressly excluded.
WARNING
The compressor may not be used in potentially explosive
environments!
