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NGSi 10
MTA NGSi 10 Manuals
Manuals and User Guides for MTA NGSi 10. We have
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MTA NGSi 10 manual available for free PDF download: Technical Manual
MTA NGSi 10 Technical Manual (58 pages)
Chillers and inverter air/water heat pumps with axial fans
Brand:
MTA
| Category:
Heat Pump
| Size: 1 MB
Table of Contents
Contents
3
Table of Contents
3
Chapter 1 PURPOSE and CONTENTS of this MANUAL
6
Conserving the Manual
6
Symbols Used in the Manual
6
Chapter 2
6
Chapter 3
6
Tandards of Reference
6
Ermitted Use
6
Chapter 4 GENERAL SAFETY REGULATIONS
7
Occupational Health and Safety
7
Personal Protective Equipment
7
Safety Signs
8
Refrigerants Safety Datasheet
8
Chapter 5 TECHNICAL FEATURES
9
Frame
9
Refrigerant Circuit
9
Compressors
9
Air Side Exchanger
9
Fans
9
User Heat Exchangers
9
Control Panel
10
Control System
10
Monitoring and Protection Devices
10
Water Circuit
10
Fan Speed Regulation
10
Versions Available
10
Optional Accessories
10
Nstallation
10
General
10
Lifting and Handling
11
Positioning and Spaces Required for Technical Purposes
11
Water Connections
11
Chapter 6
12
Chapter 7
12
Connecting to the Condensate Drain
12
Service Tap
12
System Drainage
12
Water System Diagram
12
Kw Chiller Diagram
13
Electrical Connections
14
Connection Terminal Board
14
Tart up
16
Chapter 8 Analogue Inputs Menu
17
Parameters Category
18
Setpoints Settable by the User
18
Display
18
Leds
18
Modifying the Dynamic Setpoint
19
Modifying the Setpoint from 0-10V Input
19
EN 9.8 Hydraulic Pump Operation
20
Operation on Call from Temperature Controller (Default)
20
Operation on Call from Temperature Controller with Periodic Activation
21
Continuous Operation
21
Pump Proportional Adjustment
21
Heaters for Antifreeze Protection (if AK Accessory Is Installed)
22
Remote On-Off and Remote Summer-Winter Switching
22
Remote Water Temperature Probe
22
Domestic Hot Water Production Enable
22
Probe Storage in Heating Mode
23
Domestic Hot Water Production Call from Digital Input
23
Domestic Hot Water Accumulation in Hot Mode
24
System Backup Heaters
25
Systems Backup Heater in Defrost Mode
25
Domestic Hot Water Backup Heater
25
Backup Heaters Selection Mode
25
Activation of Backup and Hot Water Tank Heaters in Joint Operation Mode/Compressor Replacement Mode23
25
Pompa DI Calore
26
System Season Indication
32
Fan and Dissipation Control
32
Ventilation Control in Chiller Mode
32
Ventilation Control in Heating Mode
32
Defrost Cycle
33
Compressor Crankcase Heater
33
Functions Which Can be Enabled with Hi-T Accessory
33
Screed Function
33
Disinfection (Legionella Prevention)
33
Handbook for Installation Configurations
33
Tables of Settings Which Can be Made by the User and Installer
33
Alarms
40
Flow Switch E06
40
High Temperature E18
40
Antifreeze E05
40
Probe Alarms
40
Inverter Timeout E80
40
Remote ON/OFF E00
40
High Pressure E01
40
High Pressure Switch HP (in Series with Compressor Delivery Line Probe) E64
40
Low Pressure E02
40
User - Control Interface
17
Menu Structure
17
Chapter 11 ROUTINE CHECKS and MAINTENANCE
41
Environmental Protection
42
Chapter 10
41
Ength Shut - Downs
41
Chapter 12
42
Chapter 13
42
Taking the Unit out of Service
42
Technical Data
42
Chapter 14
44
Chapter 15 HEAT PUMP WORKING HEADS
44
Mod. Ngsi 05
44
Mod. Ngsi 07
45
Mod. Ngsi 10
45
Mod. Ngsi 15
45
Electrical Data of Unit and Control Devices
44
Chapter 16 OPERATING LIMITS
46
Evaporator Water Flow Rate
46
Chilled Water Production (Summer Operation)
46
Hot Water Production (Winter Operation)
46
Room Air Temperature and Summary Table
46
Chapter 17
47
Chapter 18 DIMENSIONS
47
Mod. Ngsi 05
47
Mod. Ngsi 07
48
Mod. Ngsi 10-15
48
Correction Factors for the Use of Glycol
47
Chapter 19 ELECTRIC WIRING DIAGRAMS
49
Mod. Ngsi 05-07
49
Mod. Ngsi 10
50
Mod. Ngsi 15
51
Chapter 20 CRH Remote Keypad (Optional Accessory)
52
Connecting the CRH Keypad to the Minichiller
52
Double Setpoint Kit ( Optional Accessory )
52
Scope and Field of Application
52
Kit Components and Technical Data
53
Humidity Switch Mode Operation
53
Minichiller Settings
54
Installation Notes
54
Settable Setpoints
54
Switching Functions
55
Electrical Wiring Diagram
55
Chapter 21
55
Wiring Diagram, Configuration Without External Relay
55
Wiring Diagram, Configuration with External Relay
56
Humidity Switch Connections
56
Standard Water System Diagram
57
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