Category: Magna 3

  • MAGNA3 – Sizing/Submittals/Revit

    MAGNA3 – Sizing/Submittals/Revit

    SELECT BY GRUNDFOS MAGNA3 MODEL NUMBER OR DUTY POINT

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    MAGNA3 is the ideal all-purpose circulator pump for heating and cooling applications as well as domestic hot water circulation systems. The permanent magnet motor, AUTOADAPT function and integrated frequency converter combined with groundbreaking new technologies make MAGNA3 a cutting-edge piece of intelligent technology that retains Grundfos’ unrivalled industry leading experience with electronic pumps.

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  • MAGNA3 – Conversion Guide

    MAGNA3 – Conversion Guide

    Time to get rid of your old energy consuming HVAC pumps and upgrade to Grundfos high-efficiency and maintenance free pumps. Below is the most recent competitive cross reference guide that has been updated with the Magna 3 and TPE3 series. For assistance in upgrading Grundfos from older or competitive models, contact your nearest wholesaler or…

  • Magna 3 Q&A – GPM readout Accuracy?

    Magna 3 Q&A – GPM readout Accuracy?

    Question: How accurate is the GPM readout on the Magna display? Answer: For most applications, it is accurate to the actual flow. However, if the duty point is far to the left or right of the pump curve, it will diminish. In this case, there can be a 5%-10% differential between actual flow. In a…

  • Magna 3 Q&A – How to wire single to three phase power

    Magna 3 Q&A – How to wire single to three phase power

    Question: How do I wire a single phase Magna 3 to the available three phase? Answer: The Magna 3 accepts a single-phase power input; however, it is common in many installations to replace an existing three-phase pump with the Magna 3 by simply using two “hot legs” and ground to provide the appropriate supply voltage…

  • Magna 3 Q&A: FLANGE KITS

    Magna 3 Q&A: FLANGE KITS

    Question: What flange kits fit the multiple Magna models? Answer: Below is a list of both the cast iron and bronze Magna flange kits:    

  • Magna 3 Q&A- BACNet ON/OFF Option

    Magna 3 Q&A- BACNet ON/OFF Option

    Question: Can I set up start/stop on a Magna 3 through a BACnet CIM card rather than hard wire directly to the pump? Answer: Yes, the Binary Outputs can be changed to allow Bus on and off control. The BO, 0 sets the control source. Set to “1” to enable control via BUS Control and…

  • magna3-io

    magna3-io

       

  • Magna 3 Q&A – BTU Metering via Delta T control?

    Magna 3 Q&A – BTU Metering via Delta T control?

    Question: I run a housing development and want to set up Magna’s for estimating (non-billable) BTU monitoring. Can this be done with these pumps through a Delta T option? Answer: Yes, it can be in Differential Temperature control mode. The pump should piped on the supply side using the built in sensor. It is accomplished…