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50870 Series High Pressure Centrifugal Pump
(02/08)
1
“CYCLONE PUMP”
Stainless Steel DC Motor / Pump Unit
A range of Stainless Steel General Purpose
Centrifugal pumps designed specifically for
the marine and industrial markets. Typical
applications would be for intermittent
circulation fluid transfer, wash down and
spraying duties.
• Heavy duty robust design
• Stainless steel construction
• Long life DC motor
• Silent running
• Anti-clog impeller design
• Long life mechanical seal
• Single tool servicing
50870-Series Cyclone Performance
Typical performance based on pumps running at 12.8V and 25.6V DC
Flow - lpm (gpm) Total Head -
bar (
psi)
0.6 (8.7)
0.8 (11.6)
1.0 (14.7)
1.2 (17.4)
0.2 (2.9)
0.4 (5.8)
20 (5.3) 40 (10.6) 60 (15.9) 80 (21.1) 100 (26.4)
1.4 (20.3)
0
0
Features & Benefits
Specification
Part Numbers
Performance Curve
WARNING: Do not pump petrol or
fluids with a flash point below 37°C
(98°F). Explosion and death
may occur.
Installation Instructions
• The Cyclone can be mounted on any
flat surface.
• The pump must be installed below the lowest
fluid level to maintain flooded suction.
• Fit pump in a dry, well ventilated position.
• Use rubber grommets provided to
minimise vibration.
• If mounted vertically, ensure the motor is
above the pump head.
• Use 3/4" pipe fittings with PTFE pipe joint
tape or compound.
• Plastic fittings should not be used if pump is
installed below the waterline.
• Recommended Duty - Max. 30 minutes on,
Min. 30 minutes off.
• Motor life 2500 hours.
• 2m suction lift when wetted.
Relevant Standards
• ISO 8846 MARINE and USCG Regulations
for Ignition Protection
• ISO 8849 MARINE Bilge Pump Standard
WARNING: All marine pumps discharging
overboard must be installed with the
overboard discharge well above both static
and heeled waterlines. Flooding and death
may occur.
Model Voltage Port Fitting
50870-0012 12Vdc NPT
50870-2012 12Vdc BSP
50870-0024 24Vdc NPT
50870-2024 24Vdc BSP
WARNING: Continuous running of
pump will cause motor casing to get
hot. DO NOT touch - burns
may occur.
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