NEW! Calpeda NM close-coupled centrifugal pumps are now available with frequency converter!
Short description:
Close-coupled centrifugal pumps; electric motor with extended shaft directly connected to the pump up to 22 kW, new bracket construction for standard motors (stub-shaft construction) from 30 to 75 kW with integrated thrust bearing.
NM(S): version with pump casing and lantern bracket in cast iron.
New feature: version with frequency converter (on request - NM EI)
Qmax: 110-5000 l/min
Hmax: 12,5-95 m
Applications:
for clean liquids without abrasives, which are non-aggressive for the pump materials (solids content up to 0,2%)
for water supply
for heating, air conditioning, cooling and circulation plants
for civil and industrial applications
for fire fighting applications
for irrigation
Benefits of an integrated inverter:
slow start-up and stop
allows reduction of unevenness due to hydrostatic pressure
allows adjustment of pump and pressure transmitter parameters
fault indication and acknowledgement function
stepless variation of engine speed
operation according to load requirements
protection of the pump motor and mechanical parts
increase in service life
energy savings
Integrated variable frequency inverter protection:
against dry running
against pipe damage
against overvoltage and low voltage
overload control and overheating control
phase symmetry monitoring
Integrated variable frequency modes:
pressure maintenance
proportional pressure tracking
constant flow monitoring
fixed speed mode
constant temperature mode (using temperature transmitter)
Why choose Calpeda NM pumps from Aqualift Kft?
because Calpeda has been a market leader since 1959
because you can easily identify the models by their serial number
because we offer reliable, short delivery times and short delivery times
because we offer a 2-year factory warranty on all NM pumps
because we ensure a continuous supply of spare parts
For full specifications, performance tables and curves please click on "more information".
