BUSCH COBRA NC 0600 C, Instruction Manual

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Installation | 5
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5.2.6 Purge Gas System Connection (Optional)
PRV MV PGC MAN FME, FR INF NIP
PGC Purge gas connection FME Flow meter
FR Flow regulator INF Inlet flange
MAN Manometer MV Solenoid valve
NIP Nitrogen panel PRV Pressure regulating valve
• Connect the purge gas connection to the gas supply.
Connection size:
– G1/4, ISO 228-1
• Electrically connect the solenoid valve (MV), see
Wiring Diagram Solenoid Valve
[ ► 21]
.
• Make sure that the gas complies with the following requirements:
Gas type Dry nitrogen
Gas temperature °C 0 ... 60
Maximum gas pressure bar 13
Recommended pressure setting at the
pressure regulating valve (PRV) bar 2.5
Filtration µm 5
Recommended flow rate SLM*
≥
100
* standard litre per minute
5.3 Filling Oil
NOTICE
Use of an inappropriate oil.
Risk of premature failure!
Loss of efficiency!
• Only use an oil type which has previously been approved and recommended by
Busch.