NGDR-02 ABB工控模块

产品详情资料
NEC MDP-34MB-25C工控模块特点：与定子过载功能相同，但三相测量设置：与定子过载功能相同表19：反时限负相序电流（46）特征：•不平衡负载保护•反时限延迟•三相测量图6反时限负相序电流保护功能特征设置：基极电流（IB）0.5至2.5 IN，步长为0.01 IN time倍增器k1 5至60 s，步长为0.1 s系数k2（拾取）0.02至0.20，步长0.01 tmin 1至120 s，步幅0.1 s tmax 500至2000 s，步速1 s，treset 5至2000 s（步长1 s）NPS电流（I2）测量精度+2%（fN时），带测量变压器开始时间≤80 ms表20：过热（49）特征：•一阶系统或一般热系统响应的热复制•单相或三相电流测量•三相测量的高相位值设置：基本电流IB 0.5至2.5 IN，步长0.01 IN警告阶段50至200%ϑN，步长1%\977]N跳闸阶段50至200%\977；N，步幅1%ϐ热时间恒定0.0至500分钟，步长为0.1分钟，电流测量精度为±2%（在fN），测量变压器热图像精度为±5%，数字发电机保护REG216/REG216 Classic 1MRB520004 Ben17页ABB Switzerland Ltd电力技术系统表21：频率（81）特征：•大或小功能（过频、欠频）•小电压闭锁设置：频率40至65 Hz，步长0.01 Hz延迟0.1至60 s，步长0.01s小电压0.2至0.8 UN，步长0.1 UN拾取值精度±30 mHz（在UN和fN时）重置率97%（大），<103%（小）启动时间≤120 ms数字发电机保护REG216/REG216 Classic 1MRB520004 Ben18页技术数据（续）ABB Switzerland Ltd电力技术系统表24：具有反时限延迟的过励磁功能（24）特征：•单相测量•反时限延迟•根据IEEE指南C37.91-1985，通过表格设置进行设置设置：表格设置U/f值：（1.05；1.10至1.50）UN/fN起始值U/f 1.05至1.20 UN/fN步长0.01 UN/fN tmin 0.01至2 min步长0.01 min tmax 5至100 min步长0.1 min重置时间0.2至100 min0.5至1.2 fN复位率100%启动时间<120 msFeatures: Same as stator overload function, but three-phase measurement Settings: Same as for stator overload function Table 19: Inverse time negative phase sequence current (46) Features: • Protection against unbalanced load • Inverse time delay • Three-phase measurement Fig. 6 Inverse time negative phase sequence current protection function characteristics Settings: Base current (IB) 0.5 to 2.5 IN in steps of 0.01 IN Time multiplier k1 5 to 60 s in steps of 0.1 s Factor k2 (pick-up) 0.02 to 0.20 in steps of 0.01 tmin 1 to 120 s in steps of 0.1 s tmax 500 to 2000 s in steps of 1 s treset 5 to 2000 s in steps of 1 s Accuracy of NPS current (I2) measurement +2% (at fN) with measuring transformers Starting time ≤80 ms Table 20: Overtemperature (49) Features: • Thermal replica for system of first order or general thermal system response • Single- or three-phase current measurement • Highest phase value for three-phase measurement Settings: Base current IB 0.5 to 2.5 IN in steps of 0.01 IN Warning stage 50 to 200% ϑN in steps of 1% ϑN Tripping stage 50 to 200% ϑN in steps of 1% ϑN Thermal time constant 0.0 to 500 min in steps of 0.1 min Accuracy of current measurement ±2% (at fN) with measuring transformers Accuracy of the thermal image ±5% Numerical Generator Protection REG216 / REG216 Classic 1MRB520004-Ben Page 17 ABB Switzerland Ltd Power Technology Systems Table 21: Frequency (81) Features: • Maximum or minimum function (over-, underfrequency) • Minimum voltage blocking Settings: Frequency 40 to 65 Hz in steps of 0.01 Hz Delay 0.1 to 60 s in steps of 0.01 s Minimum voltage 0.2 to 0.8 UN in steps of 0.1 UN Accuracy of pick-up value ±30 mHz (at UN and fN) Reset ratio 97% (max.), < 103% (min.) Starting time ≤120 ms Numerical Generator Protection REG216 / REG216 Classic 1MRB520004-Ben Page 18 Technical data (cont´d) ABB Switzerland Ltd Power Technology Systems Table 24: Overexcitation function with inverse time delay (24) Features: • Single-phase measurement • inverse time delay • According to IEEE Guide C37.91-1985, setting made by help of table settings Settings: Table settings U/f values: (1.05; 1.10 to 1.50) UN/fN Start value U/f 1.05 to 1.20 UN/fN in steps of 0.01 UN/fN tmin 0.01 to 2 min in steps of 0.01 min tmax 5 to 100 min in steps of 0.1 min Reset time 0.2 to 100 min in steps of 0.1 min Reference voltage 0.8 to 1.2 UN in steps of 0.01 UN Accuracy of pick-up value ±3% UN/fN (at fN) Frequency range 0.5 to 1.2 fN Reset ratio 100% Starting time <120 ms

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●使用前:

在操作和维护，安装设备之前，请阅读并严格遵守安全相关的信息。

Read and strictly follow safety-related information before operatingmaintainingand installing equipment.

●使用者要求:

必须从事安装，组装或维护设备等相关工控电气机械以及其他相关技术的人员。

Must be engaged in the installation,assembly or maintenance of equipment and other related industriacontroeectrica machinery and other related technica personne.应用范围:

应用于品牌本系列工业以及生产生活自动化设备产品。

Used in the brand of this series of industriaand production automation eauipment products

适用于场景:系统集成，非标定制，产线升级改造，原设备电气替换等等。

Suitable for scenarios:system integration,non-standard customizationproduction line upgrading and transformation,electrical replacement of original equipment,etc.

●操作人员:

应该由本品牌专业培训操作员来安装、操作和维修设备。专业人员具有技术能力强，熟悉安全信息和安全实施:

熟悉设备的安装加工、操作和维护:熟悉处理所有的潜在危险情况。

Equipment should be installed,operated and maintained by trained operators from the brand

●危险情况

警告

.请注意使用人员的人身安全。

●除了产品特性以及功能，还需了解产品的使用寿命环境。

●充分学习产品使用手册，否则非专业人员可能会造成人身危险。

Study the product instruction manual thoroughlyotherwise it may cause personal danger to non-professionals.

●服务行业

适用水泥，木业，石业，橡胶，石油，化工，发电，环保，水处理，制冷，交通，钢铁，食品，饮料，船舶，制冷等行业

Applicable to cementwood,stone,rubber,petroleumchemical, power generation,