Grundfos CMB 5-46 A-C-A-A-B-B Water Pressure Booster Pump

The Grundfos CMB 5-46 A-C-A-A-B-B is a compact and efficient water pressure booster pump, ideal for domestic and light commercial applications. This pump is designed for water pressure boosting, making it suitable for domestic water supply systems, garden irrigation, and light commercial water supply. Paired with the PM1 pressure manager, it automatically starts and stops based on demand, ensuring consistent water pressure and protecting the pump from dry running.

Hydraulic Data:

• Rated Flow: 4.7 m³/h
• Rated Head: 38.6 m
• Max Operating Pressure: 10 bar
• Max Suction Lift: 1 m
• Start Pressure: 2.2 bar (PM1)
• Pump Speed: 2900 rpm
• Impellers: 5-stage design for optimal water boosting performance

Motor Data:

• Rated Power: 0.9 kW
• Rated Voltage: 220-240 V, 50 Hz
• Maximum Current Consumption: 5.4-5.0 A
• Rated Speed: 2750-2790 RPM
• Insulation Class: F, Enclosure Class: IP55
• Built-in Motor Protection: TP 211 thermal protection

Key Features:

• PM1 Pressure Manager: Automatically controls pump operation based on demand, offering protection against dry running and overheating.
• Cast Iron Pump Housing: Ensures durability and corrosion resistance, built to withstand demanding conditions.
• Stainless Steel Impeller: Designed with high-grade AISI 304 stainless steel for durability and improved efficiency.
• Compact Design: Easy to install with a simple plug-and-play setup for domestic and light commercial use.

Why You Should Buy:

The Grundfos CMB 5-46 is a reliable and easy-to-use pressure booster pump designed for domestic and light commercial water supply systems. With a self-regulating pressure manager and a durable 5-stage impeller system, it provides consistent water pressure while protecting the system from damage. Its compact design and simple installation make it the perfect solution for water pressure boosting in homes, gardens, and commercial applications. The thermal motor protection ensures safe operation even under harsh conditions.

Materials:

• Pump Housing: Cast iron (EN 1561 EN-GJL-200, ASTM A48-30B)
• Impeller: Stainless steel (AISI 304)
• Shaft Seal: AVBE
• Rubber Seals: EPDM for reliability and long-lasting performance

Installation Information:

• Max Ambient Temperature: 50°C
• Max Operating Pressure: 10 bar
• Inlet/Outlet Connections: ISO 228-1 standard, Rp (inlet 1¼), G (outlet 1)
• Pressure Rating: PN 10
• Length of Cable: 1.5 m with Australian plug

This pump is ideal for water pressure boosting in homes and small commercial settings, providing a consistent and reliable water supply.