REV
.
04
02-12-2019
INSTALLATION
,
USE AND MAINTENANCE MANUAL
–
PNR/E 73-83-104-124
–
PNR 142
5 / 44
Jurop
SpA
Via Crosera n° 50
33082 Azzano Decimo, PN (Italia)
T
EL
.
+39
0434
636811
F
AX
.
+39
0434
636812
http://www.jurop.it
e-mail: [email protected]
• Sliding vanes vacuum pump injection cooled (PNR) or natural air-cooling (PNE). The PNR version is meant for heavy duty; the PNE version for
normal use.
• Automatic oil lubrication of both bearings and sealings. Copper oil piping. Rear oil tank (PNR/E 73-83-104-124). Side oil tank (PNR142).
• The suction unit consists of a 4-way valve (which acts as flow inverter between the suction line and the discharge line) and of a suction one-
way non-return valve, all integrated to the vacuum pump in a single in-built manifold.
• Built-in vacuum-pressure changeover valve. Pneumatic or hydraulic actuator are available.
• Transmission:
-
Direct with smooth or splined shaft.
-
Gearbox transmission (ASAE 1” 3/8) 540 or 1000 rpm, counter clockwise rotation.
-
With hydraulic motor.
STANDARD EQUIPMENT
•
Sliding-vanes, air cooled
vacuum pump
.
•
Asbestos-free
tangential vanes
.
•
Automatic lubrication by means of a
volumetric pump
and an
oil
tank
.
•
Asymmetrical manifold with
check valve
installed on the pump
inlet.
•
Pivoting suction and exhaust
conveyors
in aluminum alloy.
•
Direct transmission
with smooth or splined shaft (ASAE 1 3/8”).
•
Gearbox transmission
with smooth or splined shaft.
•
Counter clockwise rotation
.
•
Injection cooled
(PNR
) or natural air-cooling
(PNE).
AVAILABLE ON REQUEST
•
Clockwise rotation
.
•
Transmission with
hydraulic motor
.
•
Drive by means of mechanical drive from
Power Take Off
.
•
Pulley
for the belt drive.
•
Pneumatic actuator
for the vacuum/pressure changeover valve.
•
Hydraulic actuator
for the vacuum/pressure changeover valve.
•
Safety thermostat.
2. Technical data
AIR INJECTION VALVES
(
PNR
)
MANIFOLD WITH NON
-
RETURN VALVE
ON THE PUMP INLET
PUMP HOUSING
GEARBOX
OIL TANK
OIL FILLING PORT AND DIP STICK
CONVEYOR
SUCTION
/
EXHAUST
AUTOMATIC
LUBRICATING PUMP
SIDE OIL TANK
VANES INSPECTION
PORT
DRIP OILERS
(
PNR
-
PNE
73-83 E PNR142
)
VACUUM
/
PRESSURE
CHANGEOVER VALVE
DRAINAGE HOLE
