Grundfos Hydro Multi-E User Manual

14. Priority of settings
The system can always be set to operate at maximum speed or to stop with Grundfos GO.
If two or more functions are enabled at the same time, the system will operate according to the function with the highest priority.
Example: If the system has been set to maximum speed via the digital input, the pump control panel or Grundfos GO can only set the system
to Manual or Stop.
The priority of the settings is listed in the table below.
Priority Start/stop button
Control panel on pump or
Grundfos GO
Digital input Bus communication
1 Stop
2
Stop
7)
3 Manual
4
Max. speed
7)
5 Stop
6 Stop
7 Max. speed
8 Min. speed
9 Start
10 Max. speed
11 Min. speed
12 Min. speed
13 Start
14 Start
7)
If the bus communication is interrupted, the system will resume its previous operating mode, for example Stop, selected on the control panel of the pump
running as master or with Grundfos GO.
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English (GB)

Grundfos Hydro Multi-E Specifications

General

Product Name	Grundfos Hydro Multi-E
Category	Water Pump
Pump Type	Multi-stage centrifugal pump
Number of Pumps	2-4
Pressure Range	Up to 16 bar
Motor Power	Up to 22 kW per pump
Shaft Seal	Mechanical Seal
Control Type	Electronic
Pump Model	CRE
Power Supply	3 x 380-480 V, 50/60 Hz
Max Head	160 m
Approvals	CE
Communication	Modbus, BACnet
Housing Material	Stainless steel
Impeller Material	Composite
Connection Size	DN32
Motor Type	Permanent magnet motor