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nader NDM3EU Series Product Manual

Molded case circuit breaker

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NDM3EU Series Molded Case Circuit Breaker (UL489)
编制
审核
会签
批准
地址:上海市浦东新区申江南路 2000 号
文件编号:NDT2920257
上海良信电器股份有限公司
Shanghai Liangxin Electrical Co., Ltd.
NDM3EU 系列塑壳断路器(UL489)
产品说明书
Product Manual
(IPD-ENG-DEV-T32 A1 2020-09-04)
朱世嘉
张颖
王虎
吴春艳
邮编:201315
第 1 页 共 17 页
日期
2020.09.09
日期
2020.09.21
日期
2020.10.13
日期
2020.10.13
电话:(021)68586699
文件版本:3
传真:(021)23025796

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Summary of Contents for nader NDM3EU Series

  • Page 1 文件编号:NDT2920257 文件版本:3 上海良信电器股份有限公司 Shanghai Liangxin Electrical Co., Ltd. NDM3EU 系列塑壳断路器(UL489) NDM3EU Series Molded Case Circuit Breaker (UL489) 产品说明书 Product Manual (IPD-ENG-DEV-T32 A1 2020-09-04) 编制 朱世嘉 日期 2020.09.09 审核 张颖 日期 2020.09.21 会签 王虎 日期 2020.10.13 吴春艳 批准 日期 2020.10.13 地址:上海市浦东新区申江南路 2000 号...
  • Page 2 文件编号:NDT2920257 文件版本:3 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 使用新模板,增加外形图尺寸公差要求 EU 系列说明书合并 朱世嘉 张颖 吴春艳 Applied new template, added tolerances 20200914 Zhu S. Zhang Y. Wu C. to external dimension, combined the manual of EU series 地址:上海市浦东新区申江南路 2000 号 邮编:201315 电话:(021)68586699 传真:(021)23025796 第...
  • Page 3 具有隔离功能,其相应符号为: 同时符合标准:IEC60947-2、GB/T 14048.2、 NDM3EU series products are Electronic Molded Case Circuit Breakers which are satisfied UL489.The product is developed by our company for the North America market demand,and it meets the UL489 standard molded case circuit breaker product.The rated insulation voltage of the product is 800VAC,which is suitabke for AC power distribution system with 50Hz/60Hz,rated working voltage up to 600VAC,rated working current up to 400A for overload and short circuit protection.With overload long delay inverse time limit,short circuit...
  • Page 4 文件编号:NDT2920257 文件版本:3 Release type 无:00 None:00 分励脱扣器:10 Shunt Trip:10 附件代号 双辅助触头:20 Double Auxiliary Contact:20 Accessory code 分励脱扣器+双辅助触头: Shunt Trip + Double Auxiliary Contact:40 整定电流 见表 2 See table 2 Current Setting 无代号:常规板前接线 None: Normal Front Connection 接线方式 L:UL486E 端子接线 L:UL486E Lug Terminal Wiring method Z2H:插入式板后接线...
  • Page 5 文件编号:NDT2920257 文件版本:3 Altitude(m) 过载长延时保护 过载长延时保护 Overload long-delay Overload long-delay protection protection (Ir=100,110,125,150,175 (Ir=250,300,350,400)+( 12,60, 200,225)+( 12,60,80,100)s 100,150)s 短路短延时保护 短路短延时保护 Short-circuit short-delay Short-circuit short-delay 电子式保护特性 protection protection Electronic protection characteristics (2,3,4,5,6,7,8,9,10)*Ir (2,3,4,5,6,7,8,9,10)*Ir OFF+(0.1,0.2,0.3,0.4)s OFF+(0.1,0.2,0.3,0.4)s 短路瞬时保护 短路瞬时保护 Short-current instantaneous Short-current instantaneous protection protection (3,4,5,6,7,8,9,10,12,14)*In <...
  • Page 6 文件编号:NDT2920257 文件版本:3 图 1 NDM3EU-225/400 控制器控制面板 Fig. 1 Control panel of NDM3EU-225/400 controller 3.2.2 NDM3EU 控制器控制面板各部分功能 Functions of each part in control panel of NDM3EU controller (1)测试端口 Test port 即“TEST”端口,NDM3EU 专用测试仪通过该端口与控制器相连,进行测试及调试等操作。 That is, the "TEST" port, the NDM3EU dedicated tester is connected to the controller through this port for testing and debugging operations.
  • Page 7 文件编号:NDT2920257 文件版本:3 When the overload indicator is always on, it means that the actual current exceeds 1.15 times of the overload long delay setting current value Ir, which is in an overload state, and the circuit breaker will be disconnected after a certain time.
  • Page 8 文件编号:NDT2920257 文件版本:3 (%) NDM3EU-400 见表 3 See table 3 Ir(A) Tr(s) ≤1.05Ir >2h 不脱扣 Non-tripping >1.30Ir <1h 脱扣 tripping 脱 扣 特 性 1.5Ir,tr(s) 21.3 106.7 177.8 266.7 Tripping 2.0Ir,tr(s) 12 Characteri 7.2Ir,tr(s) 0.93 4.63 7.72 11.57 stics 精度 Accuracy (%)...
  • Page 9 文件编号:NDT2920257 文件版本:3 精度 accuracy(%) ±10 1.5Is≤I<Ii 注:反时限时动作曲线符合 ts=(1.5Isd) ×Tsd/I ,定时限动作时间跟踪 Tsd 整定值。 ts:短路短延时动作时间 Tsd:短路短延时动作时间整定值 I:实际运行电流 Isd:短路短延时动作电流整定值 ×Tsd/I Note: Inverse time curve is satisfied ts=(1.5Isd) Fixed time action follows Tsd setting value. ts: Short circuit short-time delay Tsd: Short circuit short-time delay setting time I:working current Isd: Short circuit short-time delay setting current 4)短路瞬时保护(见表...
  • Page 10 文件编号:NDT2920257 文件版本:3 (5) Do not install the breaker in places with gaseous medium corrosive to metal and aggressive to insulation. (6) De-rating for temperature and altitude. 断路器安装场所的环境要求如下表 9: Environmental requirements for installation location of breaker are shown as follow Table 9: 表...
  • Page 11 文件编号:NDT2920257 文件版本:3 表 11 Table11 海拔高度 Altitude (m) 2000 2500 3000 3500 4000 4500 5000 工作电流修正系数(+40℃) 0.98In 0.97In 0.96In 0.95In 0.94In Correction factor of working current 工作电压修正系数(+40℃) 0.83Ue 0.77Ue 0.71Ue 0.67Ue 0.63Ue Correction factor of working voltage 工频耐压修正系数(+40℃) Correction factor of power frequency 0.89U 0.85U 0.80U...
  • Page 12 文件编号:NDT2920257 文件版本:3 5.3 NDM3EU-400 板前接线产品和安装开孔的外形尺寸 Dimensions of front connection and installation holes of NDM3EU-400 5.4 NDM3EU-400 插入式板后接线(含端子罩) Dimensions of rare plug-in of NDM3EU-400 ( with terminal cover) 插入式 (可选) 注:零飞弧必须要加端子罩 未注公差尺寸的极限偏差按 GB/T 1804-c Note: For zero flashover, lengthened terminal cover is a must. Maximum deviation of all dimensions without tolerance follows GB/T 1804-c 5.5 板前接线产品连接铜排参考尺寸(见表...
  • Page 13 文件编号:NDT2920257 文件版本:3 表 12 Table 12 整定电流 Setting Current 100/110 铜 导 线 规 格 2*AW Type of Copper AWG 3 kcmil kcmil kcmil G 3/0 Wire 5.6 接线螺钉及安装螺钉扭矩要求(见表 13)Torque of Wiring and Installation screw 表 13 Table 13 NDM3EU-225 接线螺钉...
  • Page 14 文件编号:NDT2920257 文件版本:3 表 14 Table 14 附件名称 Accessory name 分励脱扣器 Shunt Trip 额定电压 Rated voltage(V) AC120 功耗 Power dissipation (W) 50(NDM3EU-225)/97(NDM3EU-400) 分励脱扣器的工作原理图 Working principle diagram of Shunt trip Wiring Schematic of Shunt Release Power input 7.2 辅助触头的额定参数(见表 15)Rated parameters of Auxiliary Contact(See table 15) Power Supply Turned-on loop Turned-off loop...
  • Page 15 文件编号:NDT2920257 文件版本:3 8.3 if circuit breakers are equipped with auxiliary contacts, when the circuit breakers are operated to on or off, signal from the auxiliary contacts should be switched normally. 8.4 断路器正常无需维护,但是建议每年按如下进行一次维护: A) 维护前确保断路器分闸,断开电源与断路器的连接(包括主电路及辅助电路),将断路器移离安装 位置; B) 断路器合闸状态下按下紧急脱扣按钮,再扣断路器,合、分断路器,以确认断路器操作机构是否 可靠; C) 清洁隔弧板,如有必要,则更换相间隔板; D) 检查所有的连接情况,用纱布擦除氧化物,用可溶解清洁剂清洁,拧紧螺栓和螺母...
  • Page 16 文件编号:NDT2920257 文件版本:3 Under the circumstance that the storage and application terms are followed, the warranty period starts from the shipping day and lasts for 3 years. The seals on the products need to remain unbroken, and if the malfunctioning is caused by quality issues in manufacturing, we manufacturer company will be responsible for repairing or replacing for free.
  • Page 17 文件编号:NDT2920257 文件版本:3 总机电话 Telephone of switchboard: 021-68586699 营销传真 Marketing fax: 021-23075796 技术热线 Technical hotline: 400-99-02706 邮政编码 Zip Code: 201315 股票代码 Stock Code: 002706 电子邮箱 Email: liangxin@sh-liangxin.com 公司网址 Website: www.sh-liangxin.com 总部地址:上海市浦东新区申江南路 2000 号 Address of headquarter: No.2000, Shenjiang South Rd., Pudong New District, Shanghai China 地址:上海市浦东新区申江南路...

This manual is also suitable for:

Ndm3eu-225Ndm3eu-400Ul489