
Do you have a question about the Grundfos Magna and is the answer not in the manual?
| Frequency | 50/60 Hz |
|---|---|
| Temperature Range | -10 °C to +110 °C |
| Type | Circulator Pump |
| Maximum Operating Pressure | 10 bar |
| Insulation Class | F |
| Series | Magna |
| Material | Cast iron |
| Voltage | 1 x 230 V / 3 x 400 V (depending on model) |
Explains warning, caution, and note symbols for safe operation and potential hazards.
Overview of relay module functions: external start/stop and signal relay for fault/ready/operation indication.
Highlights safety requirements and cautions for electrical connections, including cable types and isolation.
Details wiring for external start/stop input and signal relay outputs (NC, NO, C).
Instructions for connecting the necessary cables to the relay module's terminals.
Step-by-step guide for physically mounting the relay module onto the pump's control box.
Details how the digital input for external contact controls pump start/stop and shows the functional diagram.
Details fault conditions (pump blocked, internal fault, undervoltage) that activate the signal relay.
Explains how the signal relay indicates pump ready status or operational status.
Presents functional diagrams for fault, ready, and operation indications of the signal relay.
Explains how external signals influence pump settings and lists priority levels for control panel vs. external inputs.
Provides a chart listing common faults, their causes, and recommended remedies for the relay module.
Instructions on checking the module's correct mounting and operation using LED indicators.
Details technical parameters for start/stop input and signal relay output, including ratings.











