Huawei NetCol8000-A Series User manual

NetCol8000-A(050, 100) In-room Air Cooled Smart
Cooling Product
User Manual
Issue
10
Date
2019-01-15
HUAWEI TECHNOLOGIES CO., LTD.

Issue 10 (2019-01-15)
Copyright © Huawei Technologies Co., Ltd.
i
Copyright © Huawei Technologies Co., Ltd. 2019. All rights reserved.
No part of this document may be reproduced or transmitted in any form or by any means without prior
written consent of Huawei Technologies Co., Ltd.
Trademarks and Permissions
and other Huawei trademarks are trademarks of Huawei Technologies Co., Ltd.
All other trademarks and trade names mentioned in this document are the property of their respective
holders.
Notice
The purchased products, services and features are stipulated by the contract made between Huawei and
the customer. All or part of the products, services and features described in this document may not be
within the purchase scope or the usage scope. Unless otherwise specified in the contract, all statements,
information, and recommendations in this document are provided "AS IS" without warranties, guarantees or
representations of any kind, either express or implied.
The information in this document is subject to change without notice. Every effort has been made in the
preparation of this document to ensure accuracy of the contents, but all statements, information, and
recommendations in this document do not constitute a warranty of any kind, express or implied.
Huawei Technologies Co., Ltd.
Address:
Huawei Industrial Base
Bantian, Longgang
Shenzhen 518129
People's Republic of China
Website:
http://e.huawei.com

NetCol8000-A(050, 100) In-room Air Cooled Smart
Cooling Product
User Manual
About This Document
Issue 10 (2019-01-15)
Copyright © Huawei Technologies Co., Ltd.
ii
About This Document
Purpose
This document applies to the following NetCol8000-A series in-room air cooled smart cooling
product:
NetCol8000-A100: NetCol8000-A100 in-room air cooled smart cooling product that
uses the downflow mode.
NetCol8000-A050: NetCol8000-A050 in-room air cooled smart cooling product that
uses the downflow mode.
This document describes the NetCol8000-A(050, 100) in-room air cooled smart cooling
product, in terms of its product description, installation, commissioning, controller, and
operation and maintenance (O&M), helping readers to learn how to use and maintain the
smart cooling product.
Disclaimer
This product is professional equipment. Its noise meets the requirements of GB/T 19413-2010
Unitary air-conditioners for computer and data processing room. It is applicable to places
where the common public office is not easy to touch. If an office is set up near the equipment
room, sound insulation measures must be taken for the equipment room to meet the
GB50174-2017 data center design specifications.
Intended Audience
This document is intended for:
Sales personnel
Technical support personnel
System engineers
Hardware installation personnel
Commissioning engineers
Data configuration engineers
Maintenance personnel

NetCol8000-A(050, 100) In-room Air Cooled Smart
Cooling Product
User Manual
About This Document
Issue 10 (2019-01-15)
Copyright © Huawei Technologies Co., Ltd.
iii
Symbol Conventions
The symbols that may be found in this document are defined in the following table.
Symbol
Description
Indicates an imminently hazardous situation
which, if not avoided, will result in death or
serious injury.
Indicates a potentially hazardous situation
which, if not avoided, could result in death
or serious injury.
Indicates a potentially hazardous situation
which, if not avoided, may result in minor
or moderate injury.
Indicates a potentially hazardous situation
which, if not avoided, could result in
equipment damage, data loss, performance
deterioration, or unanticipated results.
NOTICE is used to address practices not
related to personal injury.
Calls attention to important information,
best practices and tips.
NOTE is used to address information not
related to personal injury, equipment
damage, and environment deterioration.
Change History
Changes between document issues are cumulative. The latest document issue contains all the
changes made in earlier issues.
Issue 10 (2019-01-15)
Updated the manual name and so on.
Issue 09 (2018-08-05)
Modified the section of environmental requirements.
Issue 08 (2018-04-18)
Add the description for low-temperature component.
Issue 07 (2018-01-29)
Modified the charge of refrigerant.

NetCol8000-A(050, 100) In-room Air Cooled Smart
Cooling Product
User Manual
About This Document
Issue 10 (2019-01-15)
Copyright © Huawei Technologies Co., Ltd.
iv
Issue 06 (2016-11-26)
Modified the description for ACC Introduction.
Issue 05 (2016-01-25)
Modified the description for teamwork networking.
Issue 04 (2015-06-24)
Changed the name of the user manual to NetCol8000-A(050, 100) In-room Air Cooled Smart
Cooling Product User Manual.
Deleted descriptions about fan configurations.
Updated nitrogen injection and pressure preservation values.
Modified the controller section.
Modified the procedure for replacing an indoor fan.
Issue 03 (2014-10-10)
Modified the electric control box.
Issue 02 (2014-07-30)
Updated the document description.
Issue 01 (2013-12-10)
This issue is the first official release.

NetCol8000-A(050, 100) In-room Air Cooled Smart
Cooling Product
User Manual
Contents
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Contents
About This Document.................................................................................................................... ii
1 Safety Precautions.........................................................................................................................1
1.1 General Safety ..............................................................................................................................................................1
1.2 Electrical Safety............................................................................................................................................................3
1.3 Mechanical Safety ........................................................................................................................................................4
1.4 Operating Safety...........................................................................................................................................................5
1.5 Others ...........................................................................................................................................................................6
2 Product Description......................................................................................................................8
2.1 Model Description........................................................................................................................................................8
2.2 Composition..................................................................................................................................................................9
2.2.1 Indoor Unit ..............................................................................................................................................................10
2.2.2 Controller.................................................................................................................................................................13
2.2.2.1 Appearance and Ports............................................................................................................................................13
2.2.2.2 Functions and Features .........................................................................................................................................15
2.2.3 Monitoring System ..................................................................................................................................................15
2.2.4 Ports.........................................................................................................................................................................16
2.3 Environment Specifications........................................................................................................................................16
2.3.1 Installation requirements..........................................................................................................................................16
2.3.2 Environmental Requirements ..................................................................................................................................17
2.4 Performance Parameters.............................................................................................................................................18
3 Installation Guide.......................................................................................................................20
3.1 Installation Precautions...............................................................................................................................................20
3.1.1 Precautions...............................................................................................................................................................20
3.1.2 Tools ........................................................................................................................................................................20
3.1.3 Material Preparations...............................................................................................................................................24
3.1.4 Structural Specifications..........................................................................................................................................30
3.1.5 Installation Layout...................................................................................................................................................31
3.1.6 Installation Requirements........................................................................................................................................34
3.2 Installation Process.....................................................................................................................................................35
3.3 Unpacking...................................................................................................................................................................36
3.3.1 Removing the Package ............................................................................................................................................36
3.3.2 Checking Fittings.....................................................................................................................................................37

NetCol8000-A(050, 100) In-room Air Cooled Smart
Cooling Product
User Manual
Contents
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3.4 Installing an Indoor Unit.............................................................................................................................................37
3.4.1 Installing Supports...................................................................................................................................................37
3.4.2 Lowing an Indoor Fan .............................................................................................................................................39
3.5 Connecting Pipelines..................................................................................................................................................47
3.5.1 Exhausting Nitrogen................................................................................................................................................47
3.5.2 Pipeline Ports on the Indoor Unit.............................................................................................................................49
3.5.3 Routing Refrigerant Pipes........................................................................................................................................51
3.5.4 Connecting Water Pipes...........................................................................................................................................54
3.5.5 Charge Nitrogen.......................................................................................................................................................56
3.6 Electric Cable Connections.........................................................................................................................................58
3.6.1 Cables to be Connected and Precautions .................................................................................................................58
3.6.2 Electrical Ports of an Indoor Unit............................................................................................................................59
3.6.3 Connecting the Power Cable to the Indoor Unit......................................................................................................61
3.6.4 Connecting the Voltage Jumper ...............................................................................................................................62
3.6.5 Connecting Signal Cables........................................................................................................................................63
3.6.5.1 Preparations Before Connecting Signal Cables....................................................................................................63
3.6.5.2 Connecting Outdoor Unit On/Off Signal Cable....................................................................................................65
3.6.5.2.1 Connecting NetCol500-A072 ............................................................................................................................65
3.6.5.2.2 Connecting NetCol500-A088 ............................................................................................................................65
3.6.5.3 Connecting a Water Sensor (Optional) .................................................................................................................65
3.6.6 Teamwork Networking and Monitoring...................................................................................................................65
3.7 Removing the Protective Device from the NetCol8000-A.........................................................................................69
3.7.1 Removing the Protective Device from the Infrared Humidifier Lamp....................................................................69
3.7.2 Connecting the signal cable to the HWA cable terminal..........................................................................................70
3.7.3 Removing the Sheet Metals for Transporting the Compressor................................................................................72
3.8 Installation Verification...............................................................................................................................................73
4 Power-On Commissioning........................................................................................................76
4.1 Commissioning Preparations......................................................................................................................................76
4.2 Vacuumization and Partially Charging in Refrigerant ................................................................................................76
4.2.1 Charging the Refrigerant and Refrigerant Oil..........................................................................................................76
4.2.2 Vacuumization .........................................................................................................................................................77
4.2.3 Procedure to Partially Charging in Refrigerant........................................................................................................80
4.3 Commissioning...........................................................................................................................................................83
4.3.1 Circuit Breakers.......................................................................................................................................................83
4.3.2 Commissioning Procedure.......................................................................................................................................84
4.4 Check After the Commissioning.................................................................................................................................85
5 ACC Introduction........................................................................................................................86
5.1 Home Screen...............................................................................................................................................................86
5.2 Menu Hierarchy..........................................................................................................................................................87
5.3 Quick Settings.............................................................................................................................................................89
5.4 Initial Configuration ...................................................................................................................................................89

NetCol8000-A(050, 100) In-room Air Cooled Smart
Cooling Product
User Manual
Contents
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5.4.1 User Right Authentication .......................................................................................................................................90
5.4.2 Start and Shutdown..................................................................................................................................................91
5.4.3 Setting Temperature and Humidity Values...............................................................................................................91
5.4.4 Setting Communications Parameters (IP Settings) ..................................................................................................92
5.4.5 Setting Communications Parameters (Modbus Settings).........................................................................................93
5.4.6 Setting Communications Parameters (SNMP Settings)...........................................................................................95
5.4.7 Setting Teamwork Control Parameters ..................................................................................................................100
5.4.8 (Optional) Setting Alarm Parameters.....................................................................................................................106
5.5 Commissioning Guide ..............................................................................................................................................107
5.5.1 Entering Diagnostic Mode.....................................................................................................................................107
5.5.2 Commissioning Smart Cooling Product Components ...........................................................................................108
5.6 Querying Parameters ................................................................................................................................................109
5.6.1 Querying Temperature and Humidity Curves........................................................................................................109
5.6.2 Querying Alarms.................................................................................................................................................... 110
5.6.3 Querying Logs....................................................................................................................................................... 112
5.6.4 Querying Device Runtime ..................................................................................................................................... 113
5.6.5 Querying Component Status.................................................................................................................................. 113
5.6.6 Querying System Parameters................................................................................................................................. 114
5.6.7 Querying Version Details....................................................................................................................................... 115
5.7 Changing Parameters................................................................................................................................................ 116
5.7.1 Deleting Historical Alarms .................................................................................................................................... 116
5.7.2 Deleting Logs ........................................................................................................................................................ 117
5.7.3 Exporting Data....................................................................................................................................................... 118
5.7.4 Clearing the Runtime.............................................................................................................................................120
5.7.5 Calibrating a Sensor...............................................................................................................................................120
5.7.6 Calibrating the Screen............................................................................................................................................121
5.8 How to Perform Quick Settings................................................................................................................................123
5.9 How to Set the Language, Date, or Time..................................................................................................................123
5.10 How to Change a Password....................................................................................................................................124
5.11 How to Restore the Initial Password.......................................................................................................................125
5.12 How to Troubleshoot the Fault When the System Is in Upgrade Mode..................................................................126
5.13 How to Manually ClearAlarms..............................................................................................................................127
5.14 How to Enable a Humidity and Temperature Sensor..............................................................................................128
5.15 How to View Teamwork Control Information........................................................................................................128
5.16 Which Parameters Are Restored to Default Values After Default Settings Are Operated.......................................129
5.17 How to Change the SSHAccess Password.............................................................................................................130
5.18 Rectifying Faults of the E-label Identification Board.............................................................................................132
5.19 How to Import a Certificate and Key......................................................................................................................133
6 System Operation and Maintenance.....................................................................................135
6.1 Routine Maintenance................................................................................................................................................135
6.1.1 Routine Maintenance Overview ............................................................................................................................135

NetCol8000-A(050, 100) In-room Air Cooled Smart
Cooling Product
User Manual
Contents
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6.1.2 Filters.....................................................................................................................................................................136
6.1.3 Indoor Fans............................................................................................................................................................137
6.1.4 Compressors ..........................................................................................................................................................137
6.1.5 Infrared Humidifier................................................................................................................................................138
6.1.6 Electrical Heaters...................................................................................................................................................141
6.1.7 Other Cooling System Components.......................................................................................................................141
6.1.8 Electric Control System.........................................................................................................................................143
6.2 Alarm Reference.......................................................................................................................................................145
6.3 Troubleshooting........................................................................................................................................................158
6.4 Parts Replacement ....................................................................................................................................................161
6.4.1 Replacing the Filters..............................................................................................................................................161
6.4.2 Replacing an Indoor Fan........................................................................................................................................162
6.4.3 Replacing a Compressor........................................................................................................................................167
6.4.4 Replacing the Infrared Humidifier Lamps.............................................................................................................170
6.4.5 Replacing Electrical Heaters..................................................................................................................................176
A Support Specifications............................................................................................................178
B Electrical Control Boxes ..........................................................................................................180
C Acronyms and Abbreviations................................................................................................182
D Electrical Schematic Diagram (NetCol8000-A050).............................................................183
E Electrical Schematic Diagram (NetCol8000-A100) .............................................................184
F Controller Menu Structure......................................................................................................185

NetCol8000-A(050, 100) In-room Air Cooled Smart
Cooling Product
User Manual
1 Safety Precautions
Issue 10 (2019-01-15)
Copyright © Huawei Technologies Co., Ltd.
1
1 Safety Precautions
1.1 General Safety
Declaration
Huawei shall not take responsibility for any damage caused by any of the following:
Operation under severe environments which are not specified in this document.
Usage under installation and operating environments which are not specified in related
international specifications.
Unauthorized product changes and software code modification.
Operation ignoring safety precautions and operation guidance specified in this document.
Damage caused by abnormal natural environments.
Overview
To ensure the safety of people and equipment, pay attention to the safety symbols on the
equipment and all the safety instructions in this document.
The "NOTICE", "CAUTION", "WARNING", and "DANGER" statements in this
document do not represent all safety instructions. They are only supplements to the
safety instructions.
Pay attention to the safety symbols on the equipment and all safety instructions in this
document. The safety precautions given in this document do not cover all safety
precautions. Huawei will not be liable for any consequence caused by violation of the
safety operation regulations and design, production, and usage standards.
Appliances shall be classified according to the accessibility either as appliance not
accessible to the general public.
Local Safety Regulations
Follow local laws and regulations when operating the equipment. The safety instructions in
this document are only supplements to local laws and regulations.