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AquaSnap 61AF 055
Carrier AquaSnap 61AF 055 User Manual
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INST
ALLA
TION,
OPERA
TION AND
MAINTENANCE INSTRUCTIONS
Original document
High-temperature heat pumps
61AF-B
unit with protection grille option
Nominal heating capacity 21-102 kW 50 Hz
SmartV
u
TM
2
Table of Contents
Table of Contents
2
Introduction
4
Check Equipment Received
4
Installation Safety Considerations
4
Equipment and Components under Pressure
5
Maintenance Safety Considerations
5
Repair Safety Considerations
7
Preliminary Checks
8
Check Equipment Received
8
Moving and Siting the Unit
8
Checks before System Start-Up
8
Lifting Labels
9
Dimensions, Clearances
10
61AF 022-035, Units with and Without Hydraulic Module
10
61AF 045-055, Units with and Without Hydraulic Module
11
61AF 075-105, Units with and Without Hydraulic Module
12
61AF 035 Option 11, Units with and Without Hydraulic Module
13
61AF 045-055 Option 11, Units with and Without Hydraulic Module
14
61AF 075-105 Option 11, Units with and Without Hydraulic Module
15
Multiple-Unit Installation
15
Physical Data
16
Electrical Data
17
Compressor Usage and Electrical Data for Standard Units
17
Short-Circuit Stability Current (TN System
17
Application Data
19
Unit Operating Range
19
Plate Heat Exchanger Water Flow
19
Minimum Water Flow Rate
19
Maximum Plate Heat Exchanger Water Flow Rate
19
Water Loop Volume
20
Plate Heat Exchanger Pressure Drop Curves
20
Electrical Connection
21
Power Supply
21
Voltage Phase Imbalance (%)
21
Recommended Wire Sections
21
Field Control Wiring
21
24 V User Power Reserve
21
Water Connections
23
Operating Precautions and Recommendations
23
Hydraulic Connections
23
Frost Protection
23
Protection against Cavitation (Option 116)
24
Nominal System Water Flow Control
27
General
27
Water Flow Control Procedure (Fixed Speed)
27
Water Flow Control Procedure (Variable Speed)
28
Available System Pressure for Units with Hydraulic Module
28
Start-Up
29
Preliminary Checks
29
Actual Start-Up
29
Operation of Two Units in Master/Slave Mode
29
Supplementary Electric Resistance Heaters
30
Major System Components
31
Compressors
31
Lubricant
31
Air Evaporators
31
Fans
31
Electronic Expansion Valve (EXV) of the Main Circuit
31
Electronic Expansion Valve (EXV) of the Economised Circuit
31
Four-Way Valve
31
Moisture Indicator
31
Filter Drier
31
Condenser
32
Economiser
32
Refrigerant
32
High-Pressure Safety Switch
32
Options Et Accessoires
33
Units with Fans with Available Pressure for Indoor Installation (Option 11)
34
Fan Discharge Connection
34
Applicable Rules for Units Incorporated into an Air Duct System
34
Electrical Data for 61AF Units with Option 11
34
Heating System Manager (Hsm)
35
Accessory 00PPG000488000- Heating System Managere Type a
36
Accessory 00PPG000488100- Heating System Manager Type B
36
Accessory 00PPG000488200- Heating System Manager Type C
37
Standard Maintenance
38
Level 1 Maintenance
38
Level 2 Maintenance
38
Level 3 (or Higher) Maintenance
38
Tightening Torques for the Main Electrical Screw Connections
39
Tightening Torques for the Main Bolts and Screws
39
Evaporator Coil
39
Condenser Maintenance
39
Characteristics of R-407C
40
Start-Up Checklist for 61Af Heat Pumps (Use for Job File)
41
4
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Carrier AquaSnap 61AF 055 Specifications
General
Model
61AF 055
Refrigerant
R-410A
Power Supply
400V/3Ph/50Hz
Type
Air-Cooled Scroll Chiller Heat Pump
Operating Range (Cooling)
10 to 46 °C
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