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NRP 0280
AERMEC NRP 0280 - User Manual
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INRPPY
.12.01.5806715_00
MUL
TIPURPOSE UNITS FOR 2|4-PIPE SY
STEMS - T
echnical manual
NRP 0200-0750
REVERSIBLE HEA
T PUMPS
• OUTDOOR
UNIT
•
HIGH
EFFICIENCIES
EN
2
Table of Contents
Main Page
Default Chapter
3
Table of Contents
3
1 Descrip on of the Unit
6
For 2-Pipe Systems
6
For 4-Pipe Systems
6
2 Confi Gurator
7
3 Basic Opera Ng Layouts for 2-Pipe System
8
Cold Water Produc on Only to System
8
Hot Water Produc on Only to System
8
Circuits to Produce Hot Water Only to DHW
9
Circuits to Produce Cold Water to System and Hot Water to DHW
9
Circuit for Producing Hot Water to System | Circuit for Producing Hot Water to DHW
10
4 Basic Opera Ng Layouts for 4-Pipe System
10
Cold Water Produc on Only to System
10
Hot Water Produc on Only to System
11
Simultaneous Hot and Cold Water Produc on to System
11
5 Descrip on of Components
12
Cooling Circuit
12
Structure and Fans
12
Standard Hydraulic Circuit
13
Safety and Control Components
13
Electric Control and Power Board
13
6 Accessories
14
Mechanical Accessories
14
Electric Accessories
14
7 Technical Data
15
8 Opera Onal Limits
18
Cooling Mode
18
Hea Ng Mode
18
9 Correc Ve Factors for Data DIff Erent than Nominal in Cooling Mode 19 9.1. Yields and Absorp on DIff Erent than Nominal
19
10 Correc Ve Factors for Data DIff Erent than Nominal in Hea Ng Mode 20 11. Correc Ve Coeffi Cients of Recovered Hea Ng Capacity
20
11 Correc Ve Coeffi Cients of Recovered Hea Ng Capacity
21
12 TOTAL PRESSURE DROPS 2|4 PIPE Units
21
System Side Cold Water Produc on (2 Pipes)
21
In Func Oning Mode with Dhw Side Recovery (2 Pipes) | Hot Water Produc on System Side (4 Pipes)
21
Hot Water Produc on System Inside (2 Pipes)
21
13 Useful Sta C Pressures 2|4-Pipe System
22
Low Sta C Pressure Pumps in Cooling Mode (System Side)
22
Low Sta C Pressure Pumps Dhw Side (2 Pipes) | Hea Ng Side (4 Pipes)
22
High Sta C Pressure Pumps Dhw Side (2 Pipes) | Hea Ng Side (4 Pipes)
22
High Sta C Pressure Pumps
22
In Cooling Mode System Side
22
14 Ethylene Glycol Solu Ons
23
How to Interpret Glycol Curves
23
15 Expansion Vessel Calibra on
24
16 Minimum Water Content
24
17 Par Alisa Ons
25
18 Sound Data
26
19 Calibra Ons of Safety and Control Parameters
27
20 General Warnings
28
Preserva on of the Documenta on
28
Installa on
28
Warranty
28
Warnings Regarding Safety and Installa on Standards
28
21 Product Iden Fi Ca on
28
22 Receipt of the Product and Installa on
29
Receipt and Handling
29
Handling the Machine
29
Selec on and Place of Installa on
29
23 Dimensions
30
Nrp0200 ÷ 0280
30
Nrp0300 0330 0350
32
Nrp 0500 0550 0600 0650
34
Nrp 0700
36
Nrp 0750
37
24 Posi on of Hydraulic Connec Ons
39
25 Basic 2-Pipe System Hydraulic Circuits
40
CIRCUITO IDRAULICO INTERNO ED ESTERNO AD NRP "°" Standard
40
Internal and External Hydraulic Circuit to NRP "01
41
Internal and External Hydraulic Circuit to NRP "P1
42
26 Basic 4-Pipe System Hydraulic Circuits
43
INTERNAL and EXTERNAL HYDRAULIC CIRCUIT to NRP "°" Standard
43
Internal and External Hydraulic Circuit to NRP "01
44
Internal and External Hydraulic Circuit to NRP "P1
45
Loading System
46
Discharging System
46
27 Collegamen Ele Rici
47
Electric Data Table
47
Prepara on for Commissioning
48
Start up
48
Machine Commissioning
48
28 Electric Power Connec on to the Electrical Mains
48
29 Control and Commissioning
48
30 Func Oning Features
49
Set Point in Cooling Mode
49
Set Point in Hea Ng Mode
49
Compressor Start-Up Delay
49
Circula on Pumps (Not Supplied)
49
An -Freeze Alarm
49
Water Fl Ow Rate Alarm
49
31 Switch-On and Use of Unit
50
Menu Structure
50
32 Accessory Connec Ons
51
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AERMEC NRP 0280 Specifications
General
Cooling Capacity
280.0 kW
Heating Capacity
295.0 kW
Refrigerant
R410A
EER
2.7
COP
3.0
Power Supply
400V/3Ph/50Hz
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