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Operating manual liquid ring vacuum pumps and compressors series TRH - TRS - TRM - TRV - SA & Systems type HYDROSYS - OILSYS
18
Fig. 15 - Pump series SA
V(1)
– PRESSURE GAUGE
V(2)
– VACUUM METER
Pump series
SA
COMPRESSORS
MODEL
Flange
size
Dimension
S
V
Z
SA0E3U
DN 32
G 1/4
G 1/4
G 3/8
SA0G2D
DN 50
G 1/2
SA0G2G
A = Connection anti-cavitation valve
D = Auxiliary connection for automatic draining valve, connection valve for spare vacuum pick-up, vacuum relief valve
S = Connection for draining plugs or valves
V = Connection for vacuum gauge, vacuum meter and pressure gauge
Z = Connection for service liquid
All drawings are general and schematics (for additional details see the specific pump catalogue).
Fig. 16 - Pump series
TRH
– TRS – TRVA 65
with
Cartridge
Machanical
seals costruction
Fig. 17 - Pump series
TRH
– TRS – TRVA 65
with
Double
Tandem
or
Double
Back
to
Back
Mechanical seals flushed by
reservoir construction
E
= Mechanical seals flushing liquid inlet connection
F
= Mechanical seals flushing liquid outlet connection
NOTE: The drawings are generic and schematic: connections dimensions depend on pump type and on mechanical
seals supplier, for more detailed information please contact POMPETRAVAINI.
V(2)
V(1)
V(2)
V(1)
Z
S
S
Z
Z
S
E
F
E
F
E
F
E
F
E
F
E
F