Atlas Copco XRVS455 Md - Speed Regulation and Unloading System

SPEED REGULATION AND UNLOADING SYSTEM
The system is controlled by a regulating valve which continuously
matches the air output to the air consumption.
12
XRVS455 Md
S10 TV
BV
UA
AF
MAX MIN
SR
RV
BN
BN
OC
E
C
CELP
CEHP
WPG
DP1
DP4
DP3
TBV
DP2
OFP
OSE
AR
AOV
MPV
SVFR
OF
SG
OSV
BN
CV
TBV
F
TG
TG
AF Air filter
AOV Air outlet valve
AR Air receiver
BN Blow off nozzle
BV Bleed off valve
C Coupling
CELP Compressor element, low pressure
CELP Compressor element, high pressure
CV Check valve
DP1 Drain plug, oil cooler
DP2 Drain plug, air receiver
DP3 Drain plug, check valve
DP4 Drain plug, oil stop valve
E Engine
F Fan
FR Flow restrictor, oil scavenging line
MPV Minimum pressure valve with
none return valve
OC Oil cooler
OF Oil filter
OFP Oil filler plug
OSE Oil separator element
OSV Oil stop valve
RV Regulating valve
SG Sight glass
SR Speed regulator
SV Safety valve
S10 Pressure switch, air filter
TBV Thermostatic bypass valve
TG Temperature gauge
TV Total valve
UA Unloader assembly
WPG Working pressure gauge