Intelligent capacitor
NKC series intelligent reactive compensation capacitor (hereinafter referred to as intelligent capacitor) is composed of intelligent measurement and control unit, the intelligent zero crossing switching relay, intelligent protection unit, two sets of (delta) or a (type Y) self-healing type low voltage power capacitor formed an independent and complete intelligent compensation unit. Replaced by intelligent reactive power controller, fuse (or micro fracture), thyristor composite switch (or contactor), automatic reactive power compensation device thermal relay, indicating lamp, low voltage power capacitor more dispersion device assembled.
The product can be used in single machine, can also be multiple network constitutes the compensation system can use; three-phase compensation, but also can be three phase and phase hybrid compensation. Advanced technology and electronic technology, sensor technology, network technology and electrical manufacturing, intelligent capacitor, the traditional reactive power compensation products integrated, networked, intelligent. Structure mode has changed the existing low voltage reactive power automatic compensation device, can greatly improve the equipment reliability and service life, has the advantages of compact structure, simple production, reduce the cost, improve performance, maintenance of a comprehensive advantages of simple.
Product features
(1) modular structure
Small volume, simple wiring, convenient maintenance. Only need to increase the number of intelligent capacitor can realize reactive power compensation system expansion.
(2) zero crossing switching
Using intelligent magnetic keep zero switching can realize zero voltage, input current zero crossing resection, reliable. (3) protection function
With over voltage, under voltage, voltage loss, short circuit, capacitor over temperature protection and other functions, effectively guarantee the safety of capacitors, prolong the service life of equipment.
(4) control technology
The switching criterion for the power factor and reactive power, reactive power flow prediction and delay using multi sampling technique, the power factor is lower than the set value, according to the reactive power difference control switching vacancy classification load, ensure the switching oscillation free.
(5) intelligent network functions
Reactive power compensation controller don't want, intelligent capacitor can be self system work, the realization of low voltage reactive power automatic compensation function, exit automatic individual intelligent capacitor fault, does not affect the rest of the work.
(6) mixed compensation function
Can realize the phase compensation, in unbalanced three-phase load occasions, can adopt the mode of combining the three phase and single phase, intelligent capacitor according to each phase of the lack of reactive power in three-phase switching size, respectively, to achieve the reactive power optimization
(7) the man-machine contact
Using liquid crystal display, the status indicator lights and buttons to realize man-machine contact. The liquid crystal display with operating conditions, fault Chinese Cue Tips, indicating lamp with operation, returned and three indicating the state of fault.
(8) fault diagnosis technology
Through the real-time monitoring of intelligent capacitor internal zero switching operation switchgear, circuit breakers, capacitors and other components, and suggests that in the liquid crystal display real-time Chinese, convenient for fast fault location, thus realizing the maintenance free.
Common specifications
The way of compensation
The product capacity (Kvar)
The three-phase compensation
20+20
20+10
10+10
10+5
5+5
5+2.5
Split phase compensation
20
10
5
Mechanical parameters
Size (height * width * depth): 78 x H x 395mm
The installation size (width * depth): 50 x 370mm
The way of compensation
Specification Kvar
H (mm)
Three phase
20+20
300
20+10
300
10+10
260
10+5
215
5+5
185
5+2.5
185
Phase
20
260
10
215
5
215

 

 

Intelligent filter module
Intelligent filter module
NKB series intelligent filter type reactive power compensation module (hereinafter referred to as the intelligent filter module) is composed of intelligent measurement and control unit, the intelligent zero crossing switching relay, intelligent protection unit, self-healing type low voltage power capacitor, high quality dry series reactor consists of an independent and complete intelligent compensation unit. Replaced by intelligent reactive power controller, fuse (or micro fracture), thyristor composite switch (or contactor), thermal relay, indicating lamp, low voltage power capacitor, series reactor is more dispersed devices assembled automatic reactive power compensation device.
Reactive power compensation occasions products are mainly applied to harmonic is very serious, reliable running, won't produce resonance, no amplification of harmonic, harmonic elimination and has absorption function in certain degree. The 7% reactors connected in series product is used in the main harmonic electrical environment 5 times; with 14% series reactor products used in the main harmonic electrical environment 3 times.
Product features
(1) modular structure
Small volume, simple wiring, convenient maintenance. Only need to increase the number of intelligent filter module can realize the reactive power compensation system expansion.
(2) zero crossing switching
Using intelligent magnetic keep zero switching can realize zero voltage, input current zero crossing resection, reliable.
(3) protection function
With over voltage, under voltage, voltage loss, short circuit, capacitor over temperature protection and other functions, effectively guarantee the safety of capacitors, prolong the service life of equipment.
(4) control technology
The switching criterion for the power factor and reactive power, reactive power flow prediction and delay using multi sampling technique, the power factor is lower than the set value, according to the reactive power difference control switching vacancy classification load, ensure the switching oscillation free.
(5) intelligent network functions
Reactive power compensation controller don't want, intelligent filter module can be self system work, the realization of low voltage reactive power automatic compensation function, exit automatic individual intelligent filter module failure, does not affect the rest of the work.
(6) mixed compensation function
Can realize the phase compensation, in unbalanced three-phase load occasions, can adopt the mode of combining the three phase and single phase, intelligent filtering module according to each phase of the lack of reactive power in three-phase switching size, respectively, to achieve the reactive power optimization
(7) the man-machine contact
Using liquid crystal display, the status indicator lights and buttons to realize man-machine contact. The liquid crystal display with operating conditions, fault Chinese Cue Tips, indicating lamp with operation, returned and three indicating the state of fault.
(8) fault diagnosis technology
Through the real-time monitoring of intelligent capacitor internal zero switching operation switchgear, circuit breakers, reactors, capacitors and other components, and suggests that in the liquid crystal display real-time Chinese, easy fault fast positioning, so as to realize the free maintenance.
Common specifications
The way of compensation
The product capacity (Kvar)
The three-phase compensation
40
30
20
10
Split phase compensation
20
Mechanical parameters
Size (height * width * depth): 140 x H x 500mm
The installation size (width * depth): 88 x 475mm
The way of compensation
Specification kvar
H (mm)
Three phase
40
440
30
400
20
360
10
360
Phase
20
360

 

 

智能电容器

 

NKC 系列智能式无功补偿电容器（以下简称智能电容器）是由智能测控单元、智能型过零投切继电器、智能保护单元、两台（△型）或一台（Y型）低压自愈式电力电容器组成一个独立完整的智能补偿单元。替代由智能无功控制器、熔丝（或微断）、晶闸管复合开关（或接触器）、热继电器、指示灯、低压电力电容器多种分散器件组装而成的自动无功补偿装置。

产品即可单台使用，也可多台组网构成补偿系统使用；即可三相补偿，也可三相和分相混合补偿。智能电容器集电子技术、传感技术、网络技术及电器制造等先进技术，将传统无功补偿产品集成化、网络化、智能化。改变了现有低压无功自动补偿设备的结构模式，大大提高了设备的可靠性及使用寿命，具有结构简洁、生产简易、成本降低、性能提高、维护简便的全面优点。

 

产品特点

（1）模块化结构

体积小、现场接线简单、维护方便。只需要增加智能电容器数量即可实现无功补偿系统的扩容。

（2）过零投切

采用智能型磁保持零投切开关，能够可靠的实现电压过零点投入、电流过零点切除。（3）保护功能

具有过电压、欠电压、失压、短路、电容器过温保护等功能，有效保障电容器安全，延长设备寿命。

（4）控制技术

投切判据为功率因数及无功功率，采用无功潮流预测和延时多点采样技术，功率因数低于设定值时，根据负荷无功缺额分级差控制投切，确保投切无振荡。

（5）智能网络功能

无功补偿控制器可要可不要，智能电容器可自成系统工作，实现低压无功自动补偿功能，个别智能电容器故障后自动退出，并不影响其余工作。

（6）混合补偿功能

可实现分相补偿，在三相负荷不平衡场合，可采用三相与分相相结合方式，智能电容器可根据每相无功缺额大小，对三相分别投切，达到无功最优化

（7）人机联系
　　采用液晶显示器、状态指示灯和按键实现人机联系。液晶显示器上具有运行工况提示、故障中文提示，指示灯具备投运、退运和故障三种指示状态。

（8）故障自诊断技术

通过实时监测智能电容器内部零投切开关、断路器、电容器等零部件运行状况，并在液晶显示器实时中文提示，便于故障快速定位，从而实现免维护。

 

常用规格

 

 

机械参数

 

外形尺寸（宽×高×深）：78× H ×395mm

安装尺寸（宽×深）：50 × 370mm 

 

 

 

 

智能滤波模块 

 

智能滤波模块 
   NKB 系列智能滤波式无功补偿模块（以下简称智能滤波模块）是由智能测控单元、智能型过零投切继电器、智能保护单元、低压自愈式电力电容器、高品质干式串联电抗器组成一个独立完整的智能补偿单元。替代由智能无功控制器、熔丝（或微断）、晶闸管复合开关（或接触器）、热继电器、指示灯、低压电力电容器、串联电抗器多种分散器件组装而成的自动无功补偿装置。
    产品主要应用于谐波十分严重的无功补偿场合，能够可靠运行，不会产生谐振，对谐波无放大作用，并在一定程度上具有吸收消除谐波的功能。其中串接7%电抗器的产品使用于主要谐波为5次的电气环境；串接14%电抗器的产品使用于主要谐波为3次的电气环境。

产品特点
（1）模块化结构
体积小、现场接线简单、维护方便。只需要增加智能滤波模块数量即可实现无功补偿系统的扩容。
（2）过零投切
 采用智能型磁保持零投切开关，能够可靠的实现电压过零点投入、电流过零点切除。

（3）保护功能
具有过电压、欠电压、失压、短路、电容器过温保护等功能，有效保障电容器安全，延长设备寿命。
（4）控制技术
投切判据为功率因数及无功功率，采用无功潮流预测和延时多点采样技术，功率因数低于设定值时，根据负荷无功缺额分级差控制投切，确保投切无振荡。
（5）智能网络功能
无功补偿控制器可要可不要，智能滤波模块可自成系统工作，实现低压无功自动补偿功能，个别智能滤波模块故障后自动退出，并不影响其余工作。
（6）混合补偿功能
可实现分相补偿，在三相负荷不平衡场合，可采用三相与分相相结合方式，智能滤波模块可根据每相无功缺额大小，对三相分别投切，达到无功最优化
（7）人机联系
　　采用液晶显示器、状态指示灯和按键实现人机联系。液晶显示器上具有运行工况提示、故障中文提示，指示灯具备投运、退运和故障三种指示状态。
（8）故障自诊断技术
通过实时监测智能电容器内部零投切开关、断路器、电抗器、电容器等零部件运行状况，并在液晶显示器实时中文提示，便于故障快速定位，从而实现免维护。

常用规格

 

机械参数

外形尺寸（宽×高×深）：140×H × 500mm

安装尺寸（宽×深）：88 ×475mm