KSB CALIO SI DUAL 25-70-130 HMI Circulation Pump
Delivers quiet, energy-efficient liquid circulation for heating and cooling circuits.
The KSB CALIO SI DUAL Circulation Pump takes on liquid circulation in modern heating and cooling circuits with complete reliability. In addition, its wet rotor design requires no maintenance, and frequency control cuts energy consumption by up to 50%. Moreover, ceramic bearings and a brushless synchronous motor hold operation at a 30 dB(A) sound level. Furthermore, IP44 protection and F class thermal insulation give full resistance to dust and water splashes.
The pump runs on a 0.45 HP (0.33 kW) motor at 230V single-phase 50/60 Hz. Its maximum head is 7 metres, and maximum flow reaches 3.6 m³/h (60 lt/min). Maximum working pressure is 10 bar (PN10). The mechanical seal is ceramic-carbon dry contact type, and the motor shaft is AISI 316 stainless steel. Liquid temperature range is -10°C / +90°C, with S1 continuous duty.
KSB CALIO SI DUAL Circulation Pump — Technical Specifications
Building services rely on this pump for hot water circulation in central heating systems of residential and commercial buildings. In addition, it suits cooling towers and air conditioning units for cyclical liquid movement. Furthermore, it serves radiator heating, underfloor heating and district heating networks. Consequently, industrial heat recovery systems also benefit from its high performance.
Key Advantages
- Frequency control reduces energy consumption by up to 50%
- Ceramic bearings and wet rotor design mean zero maintenance cost
- Permanent magnet motor technology offers a 15-20 year service life
Applications
- Central heating and hot water systems in residential and commercial buildings
- Liquid circulation for cooling towers and air conditioning units
- Radiator heating, underfloor heating and district heating networks
In conclusion, the KSB CALIO SI DUAL Circulation Pump is the right choice for professionals seeking energy efficiency and long service life. ORFA Industrial supplies worldwide and provides technical support from its expert team.
ORFA INDUSTRIAL PRODUCTS INDUSTRY AND TRADE INC.
Your Reliable Partner in Industrial Flow Technologies




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