Grundfos Alpha 2 GO 25-75 130 Domestic Heating Circulating Pump Cast Iron 230V

Description

The Grundfos Alpha 2 GO 25-75 130 Domestic Heating Circulating Pump Cast Iron 230V is a high-efficiency domestic heating circulator designed for circulating water in heating and air conditioning systems. Featuring an electronically commutated motor with intelligent controls, it offers three control modes (constant pressure, proportional pressure and constant curve), each with three adjustable speed settings. With quiet operation, automatic self-venting and dry-running protection, this circulator is built for reliable performance and straightforward replacement of older pumps, including curve replication via the Grundfos GO app and operating panel.

Features & Benefits:

• High-efficiency circulator with electronically commutated motor.
• Three control modes: constant pressure, proportional pressure and constant curve.
• Three adjustable speed settings within each control mode.
• Compatible with the Grundfos GO app for easy setup and curve replication.
• Tool less installer plug for fast and easy electrical connection.
• Automatic self-venting and dry-running protection for quiet, reliable operation.
• Robust start-up helps reduce risk of blockages from dirt, magnetite and limescale build-up.
• Ceramic shaft and bearings for minimal wear and longer service life.
• Error codes on the operating panel for fast fault finding.

Applications:

• Domestic heating circulation in sealed or open vented systems.
• Circulating water in heating and air conditioning systems.
• Replacement of older integrated or stand-alone circulator pumps.

Technical Data:

• Brand – Grundfos
• Product Type – Domestic Heating Circulating Pump
• Pumped Liquid – Water
• Liquid Temperature Range – -10 to 110°C
• Rated Flow – 2.43m³/hr
• Rated Head – 3.76mtr
• Maximum Head – 6.5mtr
• Pump Housing Material – Cast Iron (EN-GJL-150)
• Impeller Material – Composite (PES +30% GF)
• Maximum Operating Pressure – 10Bar
• Connection Type – G
• Connection Size – 1½ inch
• Port-to-Port Length – 130mm
• Rated Voltage – 1 x 220-240V
• Mains Frequency – 50/60Hz
• Power Input (P1) Min – 4W
• Power Input (P1) Max – 60W
• IP Rating – IP44
• Insulation Class – F
• Energy Efficiency Index (EEI) – 0.20
• Net Weight – 1.86kg

Standards & Certifications:

• Approvals – CE, UKCA, VDE.

Choose the Grundfos Alpha 2 GO 25-75 130 Domestic Heating Circulating Pump Cast Iron 230V for efficient, reliable circulation and easy replacement performance, available now online or at our London shops.