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SINGLE AND DOUBLE 3-SPEED DHW CIRCULATING PUMPS
For the faster circulation of water in the potable water distribution loops of small collective residential and tertiary buildings.
TECHNICAL SPECIFICATIONS
Flow rate of up to : 6 m3/h
Manometric head of up to: : 6.5 mWC
Max. operating pressure : 10 bar
Fluid temperature limit : +110°C
Max. ambient temperature : 40°C
Water hardness : 35°F
DN pipe-union ports : 1" to 11/2"
Mains supply : 1~230 V - 50 Hz
P1 power : Up to 0.200 kW
Simple or Normal/Backup and Cascade configuration : 1 or 2 motor units
APPLICATIONS
For the faster circulation of water in the potable water distribution loops of small collective residential and tertiary buildings.
BENEFTIS
- Energy savings
Manual operating speed selection
- Easy installation
Compact product
Choice of materials (stainless steel or bronze) compatible with the type of pipework
- Easy maintenance
Maintenance-free
Automatic venting
- Protection of the system
Double version: capable of normal / back-up operation
Double version: anti-legionella system
Integral ipsothermal sensor on motor (NSB-S)
- Acoustic comfort
Wet-running technology
DESIGN
- Motor
3-speed motor (NSB 05-15B single-speed)
Integral ipsothermal sensor (NSB-S)
- Hydraulics
Wet-runner pumps
Composite 2D hydraulics
Housing with threaded ports for direct fitting onto pipework; bronze for fitting
onto copper pipework and stainless steel for galvanised pipework
