
Do you have a question about the Grundfos MAGNA3 25-100 (N) and is the answer not in the manual?
| Max. Head | 10 m |
|---|---|
| Max. Operating Pressure | 10 bar |
| Connection Size | DN 25 |
| Housing Material | Cast iron |
| Insulation class | F |
| Liquid temperature range | -10 .. 110 °C |
| Voltage | 1 x 230V |
| Pump Type | Circulator |
| Impeller Material | Composite material |
| Control | AUTOADAPT, FLOWLIMIT, and Proportional Pressure |
| Communication | Modbus RTU |
| Protection Class | I |
Details safety symbols present on the pump and their meanings.
Covers the process of physically mounting the pump, considering flanged and threaded versions.
Covers electrical connection, safety, and supply voltage requirements.
Detailed steps for connecting the power supply cable to terminal-connected pump versions.
Instructions for assembling and disassembling the plug for plug-connected pump versions.
Illustrates wiring diagrams for terminal-connected and plug-connected motors with protective devices.
Guides on initial startup procedures for single-head MAGNA3 pumps.
Instructions for starting up twin-head MAGNA3 pumps, including warning handling.
Shows wiring diagrams for terminal-connected and plug-connected versions.
Recommends control modes based on system applications and details mode selection.
Explains constant curve operation and the multipump function for controlling multiple pumps.
Guides on setting the desired setpoint for the pump to match system requirements.
Explains how to select operating mode and details various control modes available.
Explains AUTOADAPT, FLOWADAPT, and proportional pressure control modes.
Details constant pressure, temperature, and differential temperature control modes.
Provides methods for resetting fault indications and general troubleshooting advice.











