SAMPI Belt & Pulleys Motorpump User Manual
Belt & pulleys motorpump specifications sheet, Drive style features, Motor pump unit general specifications

Motor pump units are designed to handle non-aggressive
chemical and petrochemical fluids and to be installed in
classified areas (with explosion or fire hazard), unless the
customer requests special constructions for specific uses.
Common applications for a motor pump unit are:
- Liquid transfer in terminal and bulk plants;
- High flow dispensers;
- Combined pumping and metering systems;
- Mobile pumping units.
The equipment essentially consists of the following components:
- Positive displacement rotary vane pump with mechanical seal
and built-in adjustable by-pass valve;
- Electric motor sized according to the specific equipment use;
- Reduction unit or belts and pulleys:
- Safety casing;
- Support base.
Belt & Pulleys Motorpump
Specifications Sheet
Drive style
Features
Belt & Pulleys
Cheap and compact version, suitable for light applications
with low power and low torque at pump shaft
Normally used with low viscosity
products
Flow rate
Pump model
Recommended upstream piping size
150
RVP20
3”
200
RVP20
3”
250
RVP20
3”
300
RVP25
3”
400
RVP25
3”
500
RVP25
3” – 4”
700
RVP30
4”
800
RVP30
4”
950
RVP30
4” – 6”
Motor pump unit general specifications
Motor power from 2 to 15 HP (1,5 to 11 kW), TEFC (IP55) or explosion proof (ATEX)
Flow rates from 150 to 1000 l/min (40 to 264 GPM)