Avansa 32/6/180

Product detailed description

Circulation pumps like the Avansa 32/6/180 are commonly installed in residential and small commercial buildings for water circulation within heating, plumbing and ventilation systems. These pumps are essential for maintaining consistent flow in closed-loop systems such as underfloor heating, radiators and hot water recirculation loops. The pump is designed for environments where temperature fluctuations can occur, including spaces with seasonal ambient changes and indoor locations exposed to cold supply lines.

The Avansa 32/6/180 is suitable for applications involving water-based media, including domestic water supply, heating circuits and chilled water systems. It supports both low-pressure and moderate-pressure operations and is intended for integration into systems requiring controlled flow rates. Installers should ensure that the pump is compatible with existing pipe diameters and that all electrical requirements align with local standards. The pump’s compact dimensions and lightweight make it suitable for tight mechanical rooms or wall-mounted installations.

Technical parameters

Packaging dimensions (mm)	140/210/140
Maximum operating pressure	10 bar
Suction port DN (mm)	32
Discharge port DN (mm)	32
Protection class	IP44
Pump body material	Cast iron / Plastic
Maximum flow rate (l/min)	55
Voltage (V)	230
Electric motor power consumption	93/67/46 W
Connection dimensions	2"
Dimensions L x W x H (cm)	19.5 x 14.5 x 13.5
Operating fluid temperature range	-10 to +110°C
Insulation class	FH
Weight (kg)	3.0
Head (m)	6
Distance between suction and discharge ports	180 mm
EAN	5949040800438
Code	AVANSA 32/6/180
Brand	AVANSA

The pump offers a maximum head of 6 m and a peak flow rate of 55 l/min, which are key factors when determining the suitability for specific piping layouts. The IP44 rating ensures protection against dust and splashing water, making it appropriate for non-submerged indoor use. The three-speed asynchronous motor allows for variable performance settings, enabling adaptability to changing load conditions without requiring external controllers. The distance between suction and discharge ports is 180 mm, which influences the spatial planning during installation.

Installation and connection

To install the Avansa 32/6/180, begin by verifying that the electrical supply matches the 230V requirement and that the circuit includes adequate fusing. The pump has 32 mm nominal diameters for both suction and discharge ports, which correspond to 2" threaded connections. Ensure that the pipework is properly aligned and supported to prevent vibration transfer and stress on the pump body. Install a non-return valve downstream to prevent backflow and consider installing isolation valves on both sides for maintenance access. Check that the mounting surface is level and rigid, and secure the pump using the provided fixing points. Before energising the unit, confirm that the direction of rotation corresponds to the system layout. Common errors include incorrect orientation of the pump, insufficient support for the pipework and failure to isolate the pump for servicing. Always test the pump in a dry run to detect any misalignment or blockage before introducing the working medium.

Compatibility and accessories

The Avansa 32/6/180 is compatible with standard domestic and light industrial water systems using cast iron or plastic pipework. It requires 230V single-phase power and works well with thermostatic controls or timers for automated operation. For complete system functionality, consider adding pressure relief valves, expansion vessels and flow meters. While no specific alternative models are listed, similar-sized Avansa or other brand circulation pumps may serve as replacements depending on system requirements and flow needs.

Technical background for designers

This pump operates via a centrifugal mechanism driven by a three-speed asynchronous motor, allowing for stepwise adjustment of flow rates according to system demand. The cast iron and aluminium components provide good thermal stability and resistance to corrosion in typical water conditions. The IP44 enclosure prevents ingress of harmful particulates and moisture, ensuring safe operation in normal indoor environments. Integration into a system requires careful matching of the pump’s flow and head characteristics to the total dynamic head (TDH) of the circuit. The pump’s performance is affected by media viscosity, air content and pipe friction losses, which should be accounted for in system design.

Service and operation

Routine service involves inspecting the pump for unusual noise, checking the integrity of electrical connections and verifying that the sealing surfaces remain intact. As no specific service intervals are provided, maintenance should be carried out based on observed performance or as part of a planned preventive schedule. Ensure that the pump is isolated from the circuit using shut-off valves before carrying out inspections or repairs. During operation, monitor for signs of cavitation, overheating or reduced flow, which may indicate blockages or incorrect system configuration.

Frequently asked questions

Can the Avansa 32/6/180 be installed in vertical orientations?
Yes, the pump supports vertical installation provided that the suction side remains fully submerged and the discharge line is adequately supported.

Is the pump suitable for aggressive chemical solutions?
No, the pump is intended for water-based media only. Aggressive chemicals could damage the internal components and void the warranty.

How does the three-speed function operate?
The three-speed setting is controlled via a switch mounted on the terminal block, allowing manual selection of speed levels without the need for additional controllers.

What is the recommended clearance around the pump for ventilation?
While no specific clearance is stated, ensure sufficient space around the pump for airflow and ease of access to the electrical connections and control panel.