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文件编号:

NDT2920019 

文件版本:

 

地址:上海市浦东新区申江南路

2000

           

邮编:

201315         

电话:

(021)68586699         

传真:

(021)23025796

                                 

  6 

 

  18 

 

 

3.

 

技术参数/ Main technical parameters 

表 2/ Table 2 

型号

  Type 

NDM3L-125 

NDM3L-250 

NDM3L-400 

NDM3L-630 

NDM3L-12

5/AC 

NDM3L-1

25/A 

NDM3L-25

0/AC

 

NDM3L-250/

A

 

NDM3L-400/AC 

NDM3L-630/AC

 

极数

  Number of poles 

3P

4P 

4P 

3P

4P 

4P 

3P

4P 

3P

4P 

壳架等级额定电流

Inm 

(A) 

Frame size Inm (A) 

125 

250 

400 

630 

额定电

In(A) 

Rated current In(A) 

16,20,25,32, 

40,50,63,80, 100,125 

100,125,140, 

160,180,200, 225,250 

225,250,315, 

350,400 

400,500,630 

额定工作电压

Ue(AC ) 

Rated voltage Ue(AC 

V) 

380/400/415 

额定绝缘电压

Ui(AC 

V) 

1000 

非延时剩余电流

I

n

档位

mA

 

Non-time delay aftercurrent I

gear (mA)

 

30

100

300

500 

30

100

300

500

1000 

30

100

300

500 

30

100

300

500

1000 

300

500

1000  300

500

1000 

延 时 剩 余 电 流

I

n

档 位

mA

 

Delay aftercurrent I

n gear (mA)

 

100

300

500 

100

300

500

1000 

100

300

500 

100

300

500

1000 

300

500

1000  300

500

1000 

剩余电流动作时间△

t

档位

(S) 

Acuation time 

t gear 

of aftercurrent (S)

 

0.5

1.15

2.15 

0.5

1.15

2.15 

0.5

1.15

2.15  0.5

1.15

2.15 

额定极限短路分断能

Icu

kA

 

Rated ultimate breaking 

capacity Icu

kA

 

70 

70 

70 

70 

额定运行短路分断能

Ics

kA

 

Rated operating short 

circuit breaking 

capacity Ics

kA

 

50 

50 

70 

70 

飞弧距离

  Arcing 

distance(mm) 

≤50 

≤100 

操作性能

  Operation 

performance 

通电

/ Charged      8000 

不通电

/ Uncharged 20000 

通电

/ Charged      7500 

不通电

/ Uncharged 10000 

Summary of Contents for NDM3L Series

Page 1: ...话 021 68586699 传真 021 23025796 第 1 页 共 18 页 上海良信电器股份有限公司 Shanghai Liangxin Electrical Co Ltd NDM3L 系列塑壳断路器 NDM3L Series MCCB 产品说明书 Product Manual IPD ENG DEV T32 A0 2019 11 05 编制 日期 审核 日期 会签 日期 批准 日期 王虎 彭浩然 尹宏雨 2020 07 29 2020 07 29 2020 07 29 胡琪 2020 07 29 ...

Page 2: ...新区申江南路 2000 号 邮编 201315 电话 021 68586699 传真 021 23025796 第 2 页 共 18 页 修订记录 版本 修订原因 内容 实施日期 编制人 审核人 批准人 4 更新项目 6 参数 详见表格 8 9 Update the patameters of project 3 see table 8 and 9 for details 20200725 王虎 Wang Hu 彭浩然 Peng Haoran 胡琪 Hu Qi ...

Page 3: ...ion scope 4 2 型号说明 Model and implication 4 3 技术参数 Main technical parameters 6 4 工作环境 Stand working conditions 8 5 接线方式 接线图 Wiring Method 11 6 产品外形及安装尺寸 Shape dimension Dimension 11 7 安装方式 Mounting Method 13 8 附件说明书 Accessory 13 9 使用和维护 Application Maintenance 16 10 注意事项 Notices 17 11 订货须知 Accessory list and installation 18 ...

Page 4: ... 9 10 11 12 13 14 15 序号 SN 序号名称 SN name NDM3L 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 M 塑料外壳式断路器 M Molded case circuit breaker MCCB 3 设计序号 Design SN 3 4 系列派生代号 Derived code of the series L 剩余电流保护 L Residual current protection 5 壳架等级 Shell frame level 125 250 400 630 6 操作方式 Operation mode 无代号 手柄直接操作 No code Direct handle operated mode P 电动操作 P Motor ...

Page 5: ... accessories 00 10 分励脱扣器 Shunt tripper 20 双辅助触头 Double auxiliary contacts 21 单辅助触头 Single auxiliary contact 30 欠电压脱扣器 Under voltage tripper 40 分励脱扣器 双辅助触头 Shunt tripper Double auxiliary contacts 41 分励脱扣器 单辅助触头 Shunt tripper Single auxiliary contact 60 二组双辅助触头 Two groups of Double auxiliary contacts 61 二组单辅助触头 Two groups of Single auxiliary contact 62 双辅助触头 单辅助触头 Double auxiliary contacts Single au...

Page 6: ...e AC V 380 400 415 额定绝缘电压 Ui AC V 1000 非延时剩余电流 I n 档位 mA Non time delay aftercurrent I n gear mA 30 100 300 500 30 100 300 500 1000 30 100 300 500 30 100 300 500 1000 300 500 1000 300 500 1000 延时剩余电流 I n 档位 mA Delay aftercurrent I n gear mA 100 300 500 100 300 500 1000 100 300 500 100 300 500 1000 300 500 1000 300 500 1000 剩余电流动作时间 t 档位 S Acuation time t gear of aftercurrent S 0 5 1 15 2 15 0 5 1 ...

Page 7: ...be selected 3 1 剩余电流整定值设置 延时型时间设置开关示意图 3 1 Diagram of aftercurrent setting value setup and delay type time setup switch 1 NDM3L 125 250 400 630 AC 型 AC type 剩余电流整定值设置 Setup of aftercurrent setting value 特殊型剩余电流整定值设置 Setup of sepcial aftercurrent setting value 注 OFF 档档位表示可以根据实际使用需要 关闭漏电检测功能 Note OFF gear means that the electric leakage detection function can be closed based on acutal needs 延时型时间设置 ...

Page 8: ...置 non delay type aftercurrent setting value setup 4 工作环境 Stand working conditions 1 海拔 2000 m 2 环境温度 35 70 3 环境温度 40 时相对湿度不超过 50 较低温度可以有较高湿度 如 20 时相对湿度可达 90 4 对于因温度变化所产生的凝霜应采取相应的措施 5 能耐受潮湿空气的影响 6 能耐受盐雾 油雾的影响 7 能耐受霉菌的影响 8 断路器接至主回路的安装类别为Ⅲ 断路器不接至主回路的安装类别为 Ⅱ 9 污染等级为 3 级 10 无爆炸危险的介质中 且介质无足以腐蚀金属和破坏绝缘的气体与导电尘埃的地方 11 在没有雨雪侵袭的地方 12 当用户使用条件较上述严酷时应与制造商协商 13 储存环境 见表 3 IΔn Maximum opening time s Test Test Rated...

Page 9: ...ce without explosive media gas and dust which are corrosive and conductive 11 Be mounted free from rain and snow 12 Should consult with the manufacturer when the working conditions are harsher 13 Storage environment table3 14 Product derating coefficient table table4 15 Derating coefficient in high altitude place table5 16 Terminal torsion value for wiring thread hole in conductor section table6 表...

Page 10: ...tude place 1 When breaker was used in place less than 2km derating is needless 2 When breaker was used in place higher than 2km derating is necessary 表 5 table5 塑壳断路器高海拔降容系数表 Molded Case Circuit Breaker Derating Coefficient Table in High altitude Place 海拔高度 H Altitude km 额定工作电流 Rated working current 最大工作电压 Ultimate working voltage 额定工频耐压 Rated working frequency withstand voltage 2 In Ue 1 00 3 0 9...

Page 11: ...applicable rated current adopted in wiring 额定电流 Rated current A 16 20 25 32 40 50 63 80 100 125 140 160 180 200 225 250 315 350 400 500 630 导线截面积 Sectional area of wire mm2 2 5 6 10 16 25 35 50 70 95 120 185 240 150 X2 185 X2 6 产品外形及安装尺寸 Shape dimension Dimension 外形尺寸与安装尺寸板前接线见表 8 9 External dimensions and installation dimensions of front panel wire are illustrated in Tables 8 9 ...

Page 12: ... 194 7 44 NDM3L 630 280 210 280 108 12 40 112 159 41 140 243 7 70 表 9 面盖外形尺寸 Table 9 External dimensions of face cover 型号 Type B C D E F NDM3L 125 45 87 5 31 78 23 NDM3L 250 45 102 40 92 5 25 NDM3L 400 105 174 70 124 21 NDM3L 630 105 204 84 182 22 6 1 安装板开孔 Holing installation panel 板前接线 X X Y Y 为三极断路器中心 Front panel wire X X Y Y is the centre of three pole breaker 型号 Type NDM3L 125 NDM3L 250 NDM3L...

Page 13: ...cting panels 1 2 3 4 5 6 connecting panels 1 3 5 and shell Undervoltage tripper connected to the main circuit is arranged between intake wire and breaker shell Insulation resistance is not less than 20MΩ Notes Insulation test could be operated after wire circuit is separated 7 2 Install Installed on metal or other flameproof material in vertical or horizontal mode 垂直安装 水平安装 Vertical Horizontal 8 附...

Page 14: ...rvoltage module anode and cathode of DC power supply are not differentiated When impressed voltage of shunt tripper is between 70 and 110 of rated control power voltage the breaker can be reliably broken 8 3 辅助触头 报警触头 8 3 1 辅助 报警触头接入相应外围控制电路 8 3 Auxiliary contact alarm contact 8 3 1 Auxiliary and alarm contacts accessed into relative external control circuit 8 3 2 辅助 报警触头状态指示图 8 3 2 Status indicat...

Page 15: ...e between the holed part and the hinge is greater than 100 mm 8 5 2 The breaker with an operating mechanism fixed on cover is installed on the installation panel and slightly fixed then 8 5 3 The square shaft of an operating rod is fixed in a square hole on the operating mechanism 8 5 4 he holed door plank is closed and position of the breaker is adjusted so that centers of the square shaft and th...

Page 16: ...Maintenance and check should be finished by professional technicians 4 用户如需选用内 外附件 按所订型号由本公司提供 以保证质量 如用户自行选购或改装 本公司不 能负责 To guarantee quality the company provide internal and external accessories to customer according to the subscribed type The company is free from responsibility if the customer purchases or refits internal and external accessories by himself 5 产品外观 Product appearance 注意 NDM3L 系列产...

Page 17: ... 4 In wiring operation of the breaker wire should be inserted from the top and pulled out from the bottom that is to say terminals 1 3 5 are connected to power wire and terminals 2 4 6 are connected to load wire wiring sequence is not allowed to be exchanged 10 2 运行注意事项 1 湿手不能操作断路器 否则可能发生电击事故 2 断路器不能频繁操作 否则会缩短断路器的使用寿命 3 带电动操作机构的断路器脱扣跳闸后 电操机构必须使断路器再扣 然后才能合闸 10 2 Running precautions 1 Wet hand is fo...

Page 18: ...hquake fire disaster lightning stroke abnormal voltage other natural disaster second disaster and so on After sales service 1 Please contact the supplier or the after sales service department of company if there is an error 2 Maintenance or exchange in warranty period free maintenance or exchange is allowed if the error is up to manufacture technique 3 Maintenance or exchange out of warranty perio...

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