nader NDR1E-38 Series Technical manual

\
文件名称
Document
Name
使用说明书
User Manual
文件编号
Document No
NDT2920186
产品型号及名称
Product Model
and Name
NDR1E-38/95 热过载继电
器NDR1E-38/95 Thermal
Overload Relay
版次Version
第4版
Version 4
实施日期
Implementation
Date
20190506
编制/日期
Prepared
by/Date
刘纪超
Wang Tingting
20190506
审核/日期
Reviewed
by/date
王婷婷
Liu Jichao
20190506
批准/日期
Approved
by/date
雒国瑞
Yang Hairong
20190506
第1 页共16 页
NDR1E-38/95 系列
NDR1E-38/95 Series
电子式过载继电器使用说明书
Electronic Overload Relay operation
instruction

文件编号
Document No.
NDT2920186
版次
Version
第4版
Version 4
实施日期
Implementation Date
20190506
第2 页共16 页
Page 2/16
修订记录 Revision History
版次
Version
修订内容
Revision Description
修订日期
Revision Date
修订人员
Revised By
1
新增产品动作特性内容 New addition product action feature
content
20181009
王婷婷
Wangtingting
2
修改 1.5Ie 下特性 modify 1.5Ie action features
20181105
王婷婷
Wangtingting
3
更改 7.2 倍电流特性脱扣时间 Change 7.2 times current
characteristic trip time
20190102
王婷婷
Wangtingting
4
缺相动作时间“＜8s”改为“3~8s”
The phase loss action time“＜8s”change“3~8s”
相不平衡动作时间“＜40s”改为“30~40s”
Unbalanced action time“＜40s”change“30~40s”
20190506
刘纪超
Liujichao

文件编号
Document No.
NDT2920186
版次
Version
第4版
Version 4
实施日期
Implementation Date
20190506
第3 页共16 页
Page 3/16
一、适用范围与用途 Application Scope and Purpose
电子式过载继电器适用于交流 50Hz/60Hz、额定电压至 690V、电流至 95A 的电路中，作三相交流
电动机的过载、断相和三相电流不平衡保护之用，能够与适当的交流接触器组合成电机起动器。
Electronic overload relays apply to the overload, open-phase and three-phase current unbalance
protection of three-phase AC motors in the circuit with the AC 50Hz/60Hz, the rated voltage to 690V
and the current to 95A; they can be used as motor starters with the appropriateAC contactors.
二、型号说明 Model Description
ND R1E—□□□□/ □
1 2 3 4 5 6 7 8 9
序号 SN
序号说明 SN description
NDR1E 型号 NDR1E model
1
企业代号 Enterprise code
ND：Nader 牌低压电器 ND: Nader
low-voltage apparatus
2
产品代号 Product code
R：继电器 R: Relay
3
设计序号 Design SN
1
4
过载方式 Overload mode
E:电子式 Electronic
5
产品基型代号 Product basic-type code
38、95
6
整定电流规格代号 Setting current
specification code
见表 1See Table 1
7
脱扣等级代号 Tripping level code
B:10 级C：20 级
B: Level 10 C: Level 20
8
辅助触头工作电压 Working voltage of the
auxiliary contact
0:230V（AC-15）1:400V（AC-15）
9
辅助电源电压 Auxiliary power voltage
110V、220/230V、380/400V
（50Hz/60Hz）

文件编号
Document No.
NDT2920186
版次
Version
第4版
Version 4
实施日期
Implementation Date
20190506
第4 页共16 页
Page 4/16
表1 Table 1
过载继电器
整定电流/A
Overload relay
setting
current/A
与熔断器一同使
用的熔断器类型
Fuse type to be
used with the fuse
推荐匹配接触器的型号
（与接触器直接插接安装）
Recommended matching contactor model
(To be directly plugged with the contactor)
产品电流规格代
号
Product current
specification
code
aM/A
gG/A
NDC1-
NDR1E
0.1~0.16
0.25
2
09~38
NDR1E-3811
0.16~0.25
0.5
2
09~38
NDR1E-3812
0.25~0.4
1
2
09~38
NDR1E-3813
0.4~0.63
1
2
09~38
NDR1E-3814
0.63~1
2
4
09~38
NDR1E-3815
1~1.6
2
4
09~38
NDR1E-3816
1.6~2.5
4
6
09~38
NDR1E-3817
2.5~4
6
10
09~38
NDR1E-3818
4~6
8
16
09~38
NDR1E-3821
5.5~8
12
20
09~38
NDR1E-3822
7~10
12
20
09~38
NDR1E-3823
9~13
16
25
09~38
NDR1E-3824
12~18
20
35
12~38
NDR1E-3825
17~25
25
50
18~38
NDR1E-3826
23~32
40
63
25~38
NDR1E-3827
30~40
40
80
32~38
NDR1E-3828
23~32
40
63
40~95
NDR1E-9531
30~40
40
100
40~95
NDR1E-9532
37~50
63
100
40~95
NDR1E-9533
48~65
63
100
50~95
NDR1E-9534
55~70
80
125
65~95
NDR1E-9535
63~80
80
125
65~95
NDR1E-9536
80~95
100
160
80~95
NDR1E-9537

文件编号
Document No.
NDT2920186
版次
Version
第4版
Version 4
实施日期
Implementation Date
20190506
第5 页共16 页
Page 5/16
三、技术参数 Technical Parameters
表2主要性能指标
Table 2 Main Performance Indexes
产品壳架型号 Housing model
NDR1E-38
NDR1E-95
符合标准 Applicable standards
GB/T 14048.4、GB/T 14048.5
整定电流范围 Setting current range
0.1～40A
23～95A
额定绝缘电压及频率
Rated insulation voltage and frequency
690V，50Hz/60Hz
脱扣等级 Tripping level
10/20
10/20
主回路接线
Main circuit
wiring
无接线端子的软导线 1根
Flexible conductor (1 piece)
without terminals
最小/最大截
面积
Minimum/ma
ximum cross
section
1.5/10 mm2
4/35 mm2
有接线端子的软导线 1根
Flexible conductor (1 piece)
with terminals
1/4 mm2
4/35 mm2
无接线端子的硬导线 1根
Hard conductor (1 piece)
without terminals
1/6 mm2
4/35 mm2
主回路端子紧固扭矩
Terminal tightening torque of the main circuit
1.5N.m
9N.m
辅助电源电压 Auxiliary power voltage
110V、220/230V、380/400V（50Hz/60Hz）
辅助触头类型 Auxiliary contact type
1NC+1NO(电气不分离)(electrical without
separation) NDR1E-□□□0
1NC+1NO(电气分离)(electrical separation)
NDR1E-□□□1
额定工作电压 Rated working voltage
AC-15 230V/0.75A 400V/0.47A(根据
规格可选)（optional according to model）
DC-13 230V/0.1A
辅助回路接
线Auxiliary
circuit wiring
无接线端子的软导线 1根
Flexible conductor (1 piece)
without terminals
最小/最大截
面积
Minimum/ma
ximum cross
section
1/2.5 mm2
有接线端子的软导线 1根
Flexible conductor (1 piece)
with terminals
1/2.5 mm2

文件编号
Document No.
NDT2920186
版次
Version
第4版
Version 4
实施日期
Implementation Date
20190506
第6 页共16 页
Page 6/16
无接线端子的硬导线 1根
Hard conductor (1 piece)
without terminals
1/2.5 mm2
辅助端子紧固扭矩 Auxiliary terminal tightening torque
0.8N.m
表3动作特性
Table 3 Action features
动作特性
Action
features
序
号
SN
整定电流 Setting
current
动作时间 Action time
起始条件 Initial
conditions
周围空气温
度℃Ambient
air
temperature ℃
各相负载
平衡时 In
case of
load
balance of
each
phase
1
1.05In
＞2h
冷态 Cold state
-25℃～60℃
2
1.2In
＜2h
接序 1试验后
Following the
sequence 1 test
3
1.5In
10 级（ class 10）＜4min
20 级（ class 20）＜8min
接序 1试验后
Following the
sequence 1 test
4
7.2In
10 级（class 10）4s＜
Tp≤10s
冷态 Cold state
20 级（class 20）：6s＜
Tp≤20s
冷态 Cold state
缺相保护
Default
phase
protection
当一相或二相电流
I≥0.3In，剩余相电流为 0
时When the one or
two-phase current
satisfies I≥0.3In with
the other-phase current
as 0
3~8s
冷态或热态 Cold
state or warm state
相不平衡
保护
Phase
unbalance
protection
相不平衡率≥60%时
When the phase
unbalance rate is ≥60%
30~40s
冷态或热态 Cold
state or warm state
锁定功能
Locking
function
10 级产品：当一相或二相电流 I≥0.8In，剩余相电流为 0，且故障时间≥ 8min、连续三次
故障后锁定自动复位功能，需手动复位
Level 10: When the one or two-phase current satisfies I≥0.8In with the other-phase current
as 0 and the fault time is ≥ 8min with the automatic reset function locked after failure for
consecutive three times, it is necessary to perform the manual reset

文件编号
Document No.
NDT2920186
版次
Version
第4版
Version 4
实施日期
Implementation Date
20190506
第7 页共16 页
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10 级产品：当过载电流 I≥4In、故障时间≥ 8min、连续三次故障后锁定自动复位功能，需
手动复位
Level 10: When the overload current is I≥4In and the fault time is ≥ 8min with the automatic
reset function locked after failure for consecutive three times, it is necessary to perform the
manual reset
20 级产品：当一相或二相电流 I≥0.8In，剩余相电流为 0，且故障时间≥ 14min、连续三次
故障后锁定自动复位功能，需手动复位
Level 20 :When the one or two-phase current satisfies I≥0.8In with the other-phase current
as 0 and the fault time is ≥ 14min with the automatic reset function locked after failure for
consecutive three times, it is necessary to perform the manual reset
20 级产品：当过载电流 I≥4In，且故障时间≥ 14min、连续三次故障后锁定自动复位功能，
需手动复位
Level 20 :When the overload current is I≥4In and the fault time is ≥ 14min with the
automatic reset function locked after failure for consecutive three times, it is necessary to
perform the manual reset
表4 指示灯状态与工况
Table 4 Indicator status and working condition
工况 Operating condition
指示灯状态 Indicator status
正常 Normal
常亮 Constantly on
过载、测试 Overload, test
均匀闪烁 Slow flashing
不平衡 Unbalance
2快1慢闪烁 2-fast+1-slow flashing
缺相 Default phase
3快1慢闪烁 3-fast+1-slow flashing
三次脱扣后锁定
Locked after tripped for three times
快闪
Quick flashing
脱扣 Tripped
熄灭 Off

文件编号
Document No.
NDT2920186
版次
Version
第4版
Version 4
实施日期
Implementation Date
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第8 页共16 页
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3.1 产品脱扣特性曲线 20±2℃Tripping characteristic curve of the product 20±2℃
3.2 产品的特殊性能 Special performance of the product

文件编号
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●整定电流刻度盘旋钮“1”，可进行调节。
The dial knob “1”of the setting current can be adjusted.
仅允许在箭头所示角度范围内旋转整定电流旋钮，否则会造成旋钮损坏。
Only rotate the setting current knob in the angle range indicated by the arrow; otherwise the knob will
be damaged.
●红色停止按钮“2” Red stop button “2”
1）主回路及外接电源通电情况下，按下按钮，NC 触头立马断开，NO 触头接通，松开按钮，NC 触头恢
复到原来的状态（停止用）。
In case the main circuit and the external power supply are connected, press the button to immediately
disconnect the NC contact; in case the NO contact is connected, NC contact reverts to its original state
(disabled) by releasing the button（for stop）.
2）仅外接电源通电情况下，按下按钮约 6-7s，NC 触头断开，NO 触头接通.(测试用)。
In case only the external power supply is connected, press the button for about 6-7s to disconnect the
NC contact and connect the NO contact (for test).
●绿色指示 LED 灯“3”，在正常使用中可指示继电器正常工作、 过载、缺相、相不平衡、锁定、脱扣状
态（具体见表 4）。
Green indication LED light “3”, which can indicate the relay's normal operation 、overload tripping

文件编号
Document No.
NDT2920186
版次
Version
第4版
Version 4
实施日期
Implementation Date
20190506
第10 页共16 页
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status 、default phase status、unbalance status、locked status、Tripped status during normal use
（See table 4）.
●复位按钮“4”可实现手动复位功能。可使 NC、NO 触头切换。
Reset button “4”for the manual reset function. To switch between NC and NO contacts.
●手自动转换拨码开关“5”，在箭头方向可使产品处于手动(M)或自动(A)复位的状态。
Manual/automatic transfer dial switch“5”, to make the product in the manual (M) or automatic (A) reset
status in the arrow direction.
1）处于自动复位状态时，产品在脱扣后120s 内会自动复位，LED 会重新亮起。
In the automatic reset status, the product can reset automatically within 120s after tripping and LED will
be on again.
2）处于手动复位状态时，脱扣后，产品保持脱扣后的状态，按下按钮 4后可使产品复位。
In the manual reset status, the product remains the tripped status after tripping and press the button 4
to reset the product.
四、工作环境 Operating Environment
4.1 环境温度： 储存-40℃~+70℃；运行-25℃～+60℃，24h 的平均值不超过+35℃，环境温度低于-25℃
使用时，用户应与制造厂协商。
Ambient temperature: Storage: -40℃~+70℃; operating: -25℃~+60℃, the average within 24 h shall
not exceed +35℃; the user shall negotiate with the factory in case the ambient temperature is lower
than -25℃.
4.2 海拔：安装地点的海拔不超过 3000m。
Altitude: The altitude of the installation site doesn't exceed 3,000m.
4.3污染等级：3
Pollution level: 3

文件编号
Document No.
NDT2920186
版次
Version
第4版
Version 4
实施日期
Implementation Date
20190506
第11 页共16 页
Page 11/16
五、电子式过载继电器配合的附件 Supporting Accessories of Electronic Overload Relay
NDR1E 附件 NDR1E Accessories
序号 SN
名称 Name
型号 Model
安装方式 Installation mode
1
独立安装座 Stand-alone mounting base
A1/R1-38
插接 Plugged-in
2
独立安装座 Stand-alone mounting base
A1/R1-95
插接 Plugged-in
注：NDR1E 加装独立安装座后可用螺钉安装固定或 TH35 型标准导轨安装固定。Note: NDR1E can be
installed and fixed with screws or the TH35-type standard guide after a stand-along mounting base is
mounted.
六、电子式过载继电器电气线路图 Electric Circuit Diagram of the Electronic Overload Relay
NDR1E-□□□0电气线路图 NDR1E-□□□0 Electrical circuit diagram
NDR1E-□□□1电气线路图 NDR1E-□□□1 Electrical circuit diagram

文件编号
Document No.
NDT2920186
版次
Version
第4版
Version 4
实施日期
Implementation Date
20190506
第12 页共16 页
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七、外形尺寸和安装尺寸 External Dimensions and Installation Dimensions
7.1 NDR1E-38 配接触器安装 NDR1E-38 installation with contactor
7.2 NDR1E-38+A1/R1-38 导轨和螺钉安装 NDR1E-38+A1/R1-38 guide and screw installation
7.3 NDR1E-95 配接触器安装 NDR1E-95+A1/R1-95 with contactor
接触器型号
Contactor model
a
b
c
NDC1-09/12
103
45
127
NDC1-18
103
45.5
127
NDC1-25
115
57
136
NDC1-32
115
57
136
NDC1-38
115
57
136
接触器型号
Contactor model
a
b
c
NDC1-40/50/65
128
74.5
195
NDC1-80/95
134
84.5
200

文件编号
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NDT2920186
版次
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第4版
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实施日期
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第13 页共16 页
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7.4 NDR1E-95+A1/R1-95 导轨和螺钉安装 NDR1E-95+A1/R1-95 guide and screw installation
7.5 独立安装座外形与安装尺寸 External and Installation Dimensions of the Stand-alone Mounting
A1/R1-38 外形与安装尺寸 A1/R1-38 Outline and Installation Dimensions
A1/R1-95 外形与安装尺寸 A1/R1-95 Outline and Installation Dimensions
注：所有安装与外形尺寸单位为 mm，未注公差按“×.×±0.5，×±1”。
Note: All installation and outline dimensions are in mm with those not indicated with the tolerance as
per “×.×±0.5, ×±1”.

文件编号
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版次
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第4版
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实施日期
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八、注意事项 Precautions
8.1 产品应安装使用在无明显冲击和振动的地方。
The product shall be installed and used in places without obvious impact or shock.
8.2 本产品为免维护型，不得私自打开继电器进行维修，因私自拆开产品而引起的质量问题，责任自负。
This product is maintenance-free. Therefore, do not open it for maintenance without authorization. A
user must be responsible for addressing a product issue that occurs because the user disassembles
the product without approval.
8.3 安装接线可靠，应防止接线不良导致接线端子异常发热，引起产品受损。
Reliable installation wiring is required to prevent the abnormal heat at the terminals due to poor wiring,
thus resulting in the product damage.
8.4 产品自身的正常工作需要接通 A1、A2 辅助电源（即控制电源）。
Normal operation of the product requires the A1 and A2 auxiliary power supplies (namely the control
power supply).
8.5 产品出厂时整定在手动状态。
The product is set to the manual reset state when deliver.

文件编号
Document No.
NDT2920186
版次
Version
第4版
Version 4
实施日期
Implementation Date
20190506
第15 页共16 页
Page 15/16

文件编号
Document No.
NDT2920186
版次
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第4版
Version 4
实施日期
Implementation Date
20190506
第16 页共16 页
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上海良信电器股份有限公司
Shanghai Liangxin Electrical CO., LTD.
上海浦东新区申江南路 2000 号
No.2000 South ShenJiang Road. Pudong New District
Shanghai,201206
T/ 021-68586699 F/ 021-23025796
E/ [email protected]
http://www.Sh-liangxin.com