Nibe F2025, Installation And Maintenance Instructions Manual, Page: 3 / 56

For Home Owners
General
Safety information 2
System description
Principle of operation 3
Maintenance routines
General 4
For the Installer
General points for the installation engineer
Transport and storage 5
Inspection of the installation 5
Assembly 5
Control 6
Pipe connections
General 7
Pipe coupling heating medium circuit 7
Water volumes 7
Pressure drop, heating medium side 7
Docking
General 8
Abbreviations 8
F2025 docked with VVM 300 (floating condensing) 8
F2025 docked with EVP 270 (fixed condensing) 9
F2025 docked with EVP 500 (fixed condensing) 10
F2025 docked to the oil-fired/pellet boiler together with SMO
10 and water heater (floating condensing)
11
Several F2025 together with SMO 10 and water heater (floating
condensing)
12
F2025 docked with EVC 13 (floating condensing) 13
F2025 docked to an electric/oil boiler (floating condens-
ing)
14
F2025 docked with wood fired boiler and hot water heater
(fixed condensing)
15
Electrical connections
General 17
Connection 17
Charge pump 18
Anti-freeze function 18
External heat cable 18
Outside sensor 18
Thermostat control 19
Additional heat / Downtime 19
Example of addition connection 19
External indication of main alarm 19
Commissioning and adjusting
Preparations 20
Filling and venting the heating medium system 20
Balance temperature 20
Stop temperature 20
Soft-start relay 20
Compressor heater 20
Phase sequence control 20
Start-up and inspection 21
Readjusting, heating medium side 21
Adjustment, charge flow 22
Control
Explanation 24
Channel descriptions 25
Control conditions, cold outdoor air 27
Control conditions defrosting 27
Sensor placement
Temperature sensor data 28
Data for discharge sensor 28
Miscellaneous
Electrical circuit diagram
3x400V 6 kW 29
3x400V 8-10 kW 33
3x400V 14 kW 37
Technical specifications
Component positions 41
Sound pressure levels 43
Dimensions and setting-out coordinates 44
Technical specifications 45
Enclosed kit 47
Accessories 47
Dealing with malfunctions
Checking the status 48
F2025 is not operational 48
Draining, heat medium side 49
1 F2025
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