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电动机保护器

  • 设备型号:ARD3
  • 更新时间:2024-04-09

1、概述 Overview
ARD2M 电动机保护器(以下简称保护器)适用于额定电压至 380V 的低压电动机回路,集保护、测量、控
制、通讯、运维于一体。其完善的保护功能确保电动机安全运行,带有逻辑可编程功能,可以满足多种控制方式。
The ARD2M motor protector (hereinafter referred to as the protector) is suitable f

1、概述 Overview

ARD2M 电动机保护器(以下简称保护器)适用于额定电压至 380V 的低压电动机回路,集保护、测量、控

制、通讯、运维于一体。其完善的保护功能确保电动机安全运行,带有逻辑可编程功能,可以满足多种控制方式。

The ARD2M motor protector (hereinafter referred to as the protector) is suitable for low-voltage motor circuits with

rated voltage up to 380V and integrates protection, measurement, control, communication, operation and maintenance.Its

perfect protection function ensures the safe operation of the motor, with logic programmable function, can meet a variety

of control methods. 该产品有一体式和分体式两种结构选择,由主体、互感器组成,可适应各种柜体的安装。

The product adopts split structure, which is composed of main body, panel, mutual inductor and optional

communication module, and can adapt to the installation of various cabinets. 产品执行标准 Product Implementation standards:

——GB/T14048.4-2020 低压开关设备和控制设备第 4-1 部分:接触器和电动机起动器机电式接触器和电动机起

动器(含电动机保护器);

——GB/T14048.4-2020 Low-voltage switchgear and control gear -- Part 4-1: Contactors and motor starters -- Electromechanical contactors and motor starters (including motor protectors); ——JBT 10736-2007 低压电动机保护器

——JB/T 10736-2007 Low voltage motor protector. 2、产品特点 Product Features

■ 支持电力参数测量(U、I、P、Q、S、PF、F、EP、EQ),电流及电流不平衡度、电流正序、负序、零序分

量、电压、三相电压相角、剩余电流。

■ Support power parameter measurement (U, I, P, Q, S, PF, F, EP, EQ), voltage and current imbalance degree, voltage

and current positive sequence, negative sequence, zero sequence component, three-phase voltage phase Angle, residual

current. ■ 保护功能包括过载反时限、过载定时限、接地、起动超时、漏电、欠载、断相、堵转、阻塞、短路、溢

出、不平衡(电流、电压)、过功率、欠功率、过压、欠压、相序、温度、tE 时间、外部故障、起动次数限制、

运行时间报警、故障次数报警。

■ Protection functions include overload inverse time, overload definite time, grounding, starting timeout, leakage, underload, locked-rotor, obstruction, short circuit, phase, overflow, imbalance (current, voltage, power, less power, over

voltage, under voltage, phase sequence, temperature, external fault, tE time, running time alarm, fault alarm. ■ 8 路可编程 DI 输入,默认采用内置 DC24V 电源,也可选择外部有源湿接点。

■ 8 channels programmable DI input, the default use of DC24V power supply, or external active wet contact can be

selected (see the selection table). ■ 5 路可编程 DO 输出,满足直接起动,星—三角起动,自耦变压器起动,等多种起动方式,可通过通讯总线

实现主站对电动机的遥控“起/停"。

■ 5 programmable DO output, to meet the direct starting, star - triangle starting, auto-transformer starting, and other

starting modes, can be through the communication bus to achieve the master station to the motor remote control "start/stop". ■ 可选抗晃电功能:支持晃电立即再启动、失压重起动。

■ Optional anti-shaking function: support immediate restart of shaking power and restart of voltage loss. ■ 标配 MODBUS_RTU 通讯,可选配 PROFIBUS DP 通讯,支持最多 2 路通讯接口。

■ MODBUS_RTU and PROFIBUS DPV1 communication modules are available for selection.2 MODBUS_RTU

communication channels or MODBUS_RTU+PROFIBUS DPV1 communication modules can be chosen.

- 2 -

■ 可选配 1 路 4-20mA 模拟量输出接口,与 DCS 系统相接,可实现对现场设备的监控。

■ Optional 1 channels DC4-20MA analog output interface, connected with DCS system, can realize the monitoring of

field equipment. ■ 具有故障记录、起动记录、停车记录、DI 变位记录和再起动记录等各类事件记录。

■ With fault record, start record, stop record, DI displacement record, restart record and other records of various events, you can view a number of motor operation and maintenance information. ■ 显示界面液晶显示,支持中/英文切换。

■ The display interface supports Chinese/English LIQUID crystal display

3、型号说明 Model Description

ARD 2 M /

附加功能(表 2)

Display module (Table 2)

保护器电流规格(表 1)

Current Specification(Table 1)

设计序列号

Design serial number

企业代号:安科瑞电气股份有限公司

Enterprise code

ARD2M 电流规格与适用电机额定电流、功率对应关系见表 1:

The corresponding relation between ARD2M current specification and the rated current and power of the applicable

motor is shown in Table 1:

表 1 Table 1

保护器电流规格

Protector current specification

(A)

变比设置

Ratio setting

互感器一次侧圈数

Primary side coil number of transformer 适用电机范围

Applicable scope of motor

(kW)

适用电机额定电流范围

Suitable for motor Rated current range

(A)

1 支持

Support

1 圈 1circle 0.12-999 0.1-1.6

5 1 圈 1circle 0.12-999 1.6-6.3

25

不支持

Does not support

1 圈 1circle 3-11 6.3-25

100 1 圈 1circle 15-45 25-100

250 1 圈 1circle 55-132 63-250

800 1 圈 1circle 160-250 250-800

备注:1A、5A 规格的保护器通过接入二次输出为 1A、5A 信号的电流互感器,实现对电流范围为 0.1-5000A、

0.5-5000A 的电机进行保护控制。

Remarks:The protectors of 1A and 5A specifications realize the protection and control of motors with current

range of 0.1-5000A and 0.5-5000A by connecting current transformers with secondary output of 1A and 5A

signals. ARD2M 附加功能见表 2:

Additional function of ARD2M are shown in Table 2:

- 3 -

表 2 Table 2

附加功能 Additional function 代号 code 附加功能 Additional function 代号 code

电能

Energy metering

Ep

事件记录

SOE Event record

SR

1 路 4-20mA 变送输出

1channel 4-20mA analog output

M

1 路 Modbus-RTU 通讯

1channel Modbus-RTU

communication

C

抗晃电功能

Anti - electric shock function

SU

温度保护

Temperature protection

T

漏电保护

Anti-electric shock function

L

1 路 Profibus-DP 通讯

1channel Profibus-DP

communication

CP

2 路 Modbus-RTU 通讯

2 channels Modbus-RTU

communication

CC

备注 Remarks:

(1)、100A 及以下电流规格的一体式保护器使用一体式电流互感器;

100A 及以下电流规格的分体式保护器使用分体式电流互感器;

250A、800A 电流规格使用另外一种分体式电流互感器。互感器外观尺寸详见“外形尺寸及安装"部分。

Integrated current transformer is used for integrated protector with current specification of 100A and below;

The split current transformer is used for the current specification of 100A and below;

250A and 800A current specifications use another type of split current transformer. For the external dimensions of

the transformer, please refer to the "external dimensions and installation". (2)、温度测量支持传感器类型为 PTC 或者 NTC 或者 PT100。

The temperature measurement support sensor type is PTC or NTC or PT100. (3)、选配漏电功能(L)后,每台保护器自配一只漏电互感器,漏电互感器尺寸详见“外形尺寸及安装"部分。

漏电互感器标配 2m±10cm 二次线,如需其它长度可同厂家联系。

After the leakage function (L) is selected, each protector is equipped with a leakage transformer. The dimensions

of the leakage transformer are shown in the section "overall dimensions and installation". Leakage transformer is

equipped with 2m ± 10cm secondary line as standard. If you need other length, please contact the manufacturer. 4、主要参数 Main parameters

4.1 技术指标 Technical indicators

ARD2M 技术指标见表 3:

ARD2M technical indicators are shown in Table 3:

表 3 Table 3

技术参数

Technical parameters

技术指标

Technical indicators

保护器辅助电源

Protector auxiliary

power supply

AC85-265V/DC100-350V

电机额定工作电压

Rated working voltage

of the motor

AC220V / 380V,50Hz / 60Hz

- 4 -

电动机额定工作电流

Rated operation current

of the motor

1 (0.1A-1.6A) 一体式/分体式互感器

Integrated/Split current transformer

5 (1.6A-6.3A)

25(6.3A-25A)

100(25A-100A)

250(63A-250A) 分体式互感器

Split current transformer 800(250A-800A)

继电器输出触点容量

Relay output contact

capacity

阻性负载

Impedance load

AC250V、10A

开关量输入

Switching input

8 路无源干结点(可选配有源 DC110V、DC220V、AC220V 输入)

8 channels of passive dry contact (active DC110V, DC220V, AC220V

input can be optional)

通讯

Communication

RS485 Modbus_RTU,Profobus_DP 协议

RS485 Modbus_RTU,Profibus _DP Protocol

环境

Environment

工作温度

Working temperature

-10ºC~55ºC

贮存温度

Storage temperature

-25ºC~70ºC

相对湿度

Relative temperature

≤95﹪不结露,无腐蚀性气体

≤95﹪No condensation, no corrosive gas

海拔

Altitude

≤2000m

污染等级

Pollution levels

3 级

3 level

防护等级

Protection grade

IP65(安装在柜体面板时)

IP65(installed on the cabinet panel)

安装类别

Installation category

III 级

III level



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