NEZU / mHeat

Last updated on: June 6, 2025

Information verified by manufacturer

Note on the Completeness of Product Information

The product information listed on this page generally does not include all requested details. Some information may be missing as it is not provided by the manufacturer or depends on the specific configuration of the large heat pump. Especially for products with higher heating capacities, these often involve customized system solutions.

For detailed information, please contact the manufacturer directly.

Information

Product	NEZU
Product Series	mHeat
Manufacturer	Mayekawa
TRL	9
Max TRL
Operation Mode	Heat and Cool
Refrigerant	R717 (Ammoniak)
Refrigerant Filling Quantity [kg]
Source Type	Wasser/Sole (Brine/Water)
Sink Type	Prozesswärme, Gebäudewärme
Lifespan [y]

Notes

Comment
Information Source	None
Verified	True

Technical Specifications

Circuit Type	Closed
Number of Circuits	1
Circuit Configuration
Additional Circuit Information
Minimum nominal thermal Capacity [kW]	300
Nominal Thermal Capacity [kW]	1,500
Nominal Electrical Power [kW]
Electrical Connection Voltage [V]	400
Electrical Connection Phase	3
Electrical Connection Frequency [Hz]	50

Temperature Specifications

Minimum Flow Temperature [°C]	30
Maximum Flow Temperature [°C]	90
Minimum Source Temperature [°C]	10
Maximum Source Temperature [°C]	50
Maximum Temperature Increase [K]	55

More information regarding COPs

Physical Dimensions

Length [mm]	5,100
Width [mm]	1,200
Height [mm]	2,400
Weight [kg]	12,000
Maximum Weight [kg]
Weight Description	Leergewicht
Condenser Inlet	DN100
Condenser Outlet	DN100
Evaporator Inlet	DN100
Evaporator Outlet	DN100
Installation Type	Plug in / Indoor / Outdoor
Space Requirements [m2]
Room Height Requirements [mm]

Compressor information

Compressor	Kolbenverdichter
Number of Compressors	1
Compressor Regulation	Inverter und Zylinderkopfabschaltung
Minmum Load [%]	17

Sound information

Sound Power Level [dB]
Sound Pressure Level (1m) [dB]
Sound Pressure Level (10m) [dB]