Huawei EN83CTLC Bedienungsanleitung
EN83CTLC Dry Contact Card
User Manual
Issue 01
Date 2021-08-03
HUAWEI TECHNOLOGIES CO., LTD.
Copyright © Huawei Technologies Co., Ltd. 2021. 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 specied 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 eort 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
https://e.huawei.com
Issue 01 (2021-08-03) Copyright © Huawei Technologies Co., Ltd. i
About This Document
Purpose
This document describes an optional dry contact card designed for communication
of UPS2000-H-(6 kVA–10 kVA) series in terms of its features, appearance,
installation, and operations.
The card has an exquisite, advanced, and unique design, and features high
performance and reliability.
The dry contact card mentioned in this document refers to the EN83CTLC.
Intended Audience
This document is intended for:
● Sales engineers
● Technical support engineers
● System engineers
● Hardware installation engineers
● Commissioning engineers
● Data conguration engineers
● Maintenance engineers
Symbol Conventions
The symbols that may be found in this guide are dened as follows.
Symbol Description
Indicates a hazard with a high level of risk which, if
not avoided, will result in death or serious injury.
Indicates a hazard with a medium level of risk which,
if not avoided, could result in death or serious injury.
Indicates a hazard with a low level of risk which, if not
avoided, could result in minor or moderate injury.
EN83CTLC Dry Contact Card
User Manual About This Document
Issue 01 (2021-08-03) Copyright © Huawei Technologies Co., Ltd. ii
Symbol Description
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.
Supplements the important information in the main
text.
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 updates made in previous issues.
Issue 01 (2021-08-03)
This issue is the rst ocial release.
EN83CTLC Dry Contact Card
User Manual About This Document
Issue 01 (2021-08-03) Copyright © Huawei Technologies Co., Ltd. iii
Contents
About This Document................................................................................................................ ii
1 Safety Information.................................................................................................................. 1
2 Overview....................................................................................................................................2
2.1 Introduction............................................................................................................................................................................... 2
2.2 Functions.................................................................................................................................................................................... 3
2.3 Typical Application Scenario................................................................................................................................................ 3
3 Functions and Features.......................................................................................................... 5
3.1 Pins on the Dry Contact Card..............................................................................................................................................5
3.2 Device Connector.................................................................................................................................................................... 8
3.3 Electrical Specications......................................................................................................................................................... 8
4 Installation................................................................................................................................ 9
4.1 Unpacking and Checking...................................................................................................................................................... 9
4.2 Installation Preparations....................................................................................................................................................... 9
4.3 Installation Procedure......................................................................................................................................................... 10
4.4 Dry Contact Card Settings..................................................................................................................................................11
4.4.1 Setting the Dry Contact Card for the UPS2000-H on the App.......................................................................... 11
A Acronyms and Abbreviations............................................................................................. 14
EN83CTLC Dry Contact Card
User Manual Contents
Issue 01 (2021-08-03) Copyright © Huawei Technologies Co., Ltd. iv
1 Safety Information
1. Only professional technical personnel from or authorized by the manufacturer
are allowed to install and operate the dry contact card.
2. Read this document carefully before operating the dry contact card. Keep this
document for future use.
3. Before installing the dry contact card, get tools insulated, and take o metal
articles such as watches and rings.
4. To avoid damage, handle the dry contact card gently.
5. Connect the ports of the dry contact card only to safety low-voltage circuits.
Otherwise, the card may be damaged and even safety accidents may occur.
6. Before connecting external devices to the card, conrm that they meet the
required electrical specications.
EN83CTLC Dry Contact Card
User Manual 1 Safety Information
Issue 01 (2021-08-03) Copyright © Huawei Technologies Co., Ltd. 1
2 Overview
2.1 Introduction
The dry contact card applies to the UPS2000-H-(6 kVA–10 kVA) series. Operating
environment: –40°C to +65°C; 5%–95% RH.
The dry contact card is installed in an optional card slot on the UPS and supports
hot swap. The card provides six alarm dry contact outputs (normal mode, battery
mode, bypass mode, battery undervoltage, bypass backfeed, and UPS fault) and
two dry contact control inputs (one for the shutdown signal and the other
reserved) for the UPS2000-H system.
EN83CTLC Appearance
Figure 2-1 EN83CTLC appearance
EN83CTLC Dry Contact Card
User Manual 2 Overview
Issue 01 (2021-08-03) Copyright © Huawei Technologies Co., Ltd. 2
2.2 Functions
The card provides six alarm outputs, as described in the following table. Specic
alarms can be set for each dry contact through the monitoring board.
Table 2-1 Functions of the dry contact card
Dry Contact Type Dry Contact
Function
Dry Contact No. Description
Output Normal mode DO1 Normal mode
Battery mode DO2 Battery mode
Bypass mode DO3 Bypass mode
Battery
undervoltage
DO4 The monitoring
system
determines that
the battery
voltage is low
based on the
battery
management
solution.
Bypass backfeed DO5 The power
module reports a
bypass backfeed
alarm.
UPS fault DO6 An active critical
alarm exists.
Input Shutdown DI1 An inverter
shutdown
command is
issued.
Reserved DI2 Reserved
NO TE
For UPS2000-H-(6 kVA–10 kVA) series, the dry contact output numbers can be congured
on the app.
2.3 Typical Application Scenario
The dry contact card applies to multiple scenarios. This section describes only a
typical application scenario. In this scenario, the dry contact card can report ve
working states of the host, as shown in the following gure.
EN83CTLC Dry Contact Card
User Manual 2 Overview
Issue 01 (2021-08-03) Copyright © Huawei Technologies Co., Ltd. 3
Figure 2-2 Port application circuit diagram (12 V port) of the dry contact card
NO TE
The application circuit diagrams of the 24 V and 12 V ports are the same.
EN83CTLC Dry Contact Card
User Manual 2 Overview
Issue 01 (2021-08-03) Copyright © Huawei Technologies Co., Ltd. 4
3 Functions and Features
3.1 Pins on the Dry Contact Card
Figure 3-1 Pins on the dry contact card
EN83CTLC Dry Contact Card
User Manual 3 Functions and Features
Issue 01 (2021-08-03) Copyright © Huawei Technologies Co., Ltd. 5
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