Manifold assembly - without cabinet, 1" x EC, 7-way

Product detailed description

Manifold assemblies are essential components in hydronic heating systems, particularly in multi-circuit applications such as radiator systems in residential and commercial buildings. They provide a central point for distributing and collecting heated water to and from individual circuits. This 7-way manifold is suitable for systems requiring balanced flow distribution across multiple radiators. It is commonly used in new installations and system upgrades where precise flow control and modular design are required.

Installers working on central heating systems will find this manifold suitable for integration with standard radiator circuits. The compact design and modular configuration allow for flexible system layouts. The absence of a cabinet makes it ideal for installations where space is limited or where the manifold is to be mounted in accessible locations for maintenance and inspection.

Technical parameters

Spacing between outlets	50 mm
EAN	8595145902859
Weight	5.623 kg
Code	551765N
Brand	IVAR

The 50 mm spacing between outlets ensures compatibility with standard radiator pipe layouts. This parameter is crucial for ensuring that the manifold can be integrated into existing or planned system designs without requiring major modifications. The 1 inch x EC connection allows for direct integration with standard heating system piping, simplifying installation and reducing the need for additional adapters or fittings.

Installation and connection

To install the manifold assembly, first ensure that the mounting surface is level and secure. The included mounting brackets should be used to fasten the manifold to the wall or support structure. The 1 inch x EC inlet requires a compatible pipe connection, typically using a threaded connection. Each of the seven outlets is equipped with a ball valve, which should be checked for correct orientation and tightness. Common installation errors include incorrect alignment of the manifold, improper tightening of the ball valves, and failure to check for leaks after installation. It is recommended to perform a pressure test after installation to verify system integrity.

Compatibility and accessories

This manifold is compatible with standard radiator circuits and can be integrated with a range of heating system components. For complete system functionality, it is recommended to order additional components such as insulation, pipe clamps and temperature sensors separately. The assembly does not include a cabinet, so if a protective enclosure is required, it must be ordered and installed separately.

Technical background for designers

The manifold operates by dividing the incoming flow of heated water into multiple circuits and collecting the return flow from each circuit. The materials used are selected for their resistance to thermal cycling and corrosion, ensuring long-term reliability in heating systems. The design allows for even distribution of flow, which is essential for maintaining system efficiency. The performance of the manifold is influenced by the overall system design, including pipe sizing, pump capacity and the number of circuits. Proper sizing of the manifold and associated components is critical for achieving optimal system performance.

Service and operation

Regular inspection of the manifold assembly is recommended to ensure that all connections remain tight and that the ball valves operate smoothly. Any signs of leakage or corrosion should be addressed promptly. The ball valves should be operated periodically to prevent seizing. There are no specific service intervals provided in the technical data, but routine checks are advised as part of standard system maintenance.

Frequently asked questions

Can the manifold be used with a closed-loop heating system?
Yes, the manifold is suitable for use with closed-loop heating systems provided that the system pressure and temperature are within the specified operating range.

Is the manifold compatible with copper piping?
Yes, the 1 inch x EC connection allows for direct integration with copper piping using standard threaded fittings.

Can the manifold be used in a system with multiple pump zones?
Yes, the manifold is suitable for use in multi-pump systems, provided that each pump zone is properly balanced and the manifold is correctly sized for the total flow.

What is the maximum operating temperature for the manifold?
The manifold is rated for operation at a maximum temperature of +120 °C, as specified in the technical data.