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About usKonstanz Electric Group Co., Ltd. is an industry leading enterprise integrating intelligent manufacturing and technology research and development of high and low voltage transmission and distribution equipment, power quality,
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Contact usConstants Electric always adheres to the service concept of integrity and professionalism, and strives to provide high-quality lifelong service for users, and provide safe and reliable power distribution solutions for smart c
Low voltage reactive power compensation controller
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KZD-111 intelligent reactive power compensation controller is a new type of reactive power controller integrating data acquisition, reactive power compensation, power grid parameter analysis and other functions. It is suitable for monitoring and reactive power compensation control of AC 0.4KV~1.0KV, 50Hz low-voltage power distribution system. KZD-111 intelligent reactive power compensation controller takes high-speed digital signal processor as the core, adopts AC sampling, and its human-machine interface is 128X64 dot matrix large screen LCD. It has power distribution monitoring, reactive power compensation, harmonic analysis, adaptive frequency algorithm, and the input signal can vary between 45Hz and 55Hz.
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KZD-111 intelligent reactive power compensation controller is a new type of reactive power controller integrating data acquisition, reactive power compensation, power grid parameter analysis and other functions. It is suitable for monitoring and reactive power compensation control of AC 0.4KV~1.0KV, 50Hz low-voltage power distribution system.
KZD-111 intelligent reactive power compensation controller takes high-speed digital signal processor as the core, adopts AC sampling, and its human-machine interface is 128X64 dot matrix large screen LCD. It has power distribution monitoring, reactive power compensation, harmonic analysis, adaptive frequency algorithm, and the input signal can vary between 45Hz and 55Hz.
● Input voltage signal: AC380V+20%,
● Input current signal: 0~5A; 1A, 50Hz ± 5%
● Rated frequency: 50Hz+5
● Rated insulation voltage: 690V
● Service life is more than 1 million times
● Working voltage: AC220V+20%
● Output capacity: 5A/AC220V; 40mA/DC12V
● Number of control routes: 12/18/24
● In the target cos: 0.85~1, in steps of 0.01
● It has the functions of overvoltage, undervoltage, phase loss, zero sequence current out of limit, harmonic current out of limit, system oscillation judgment display and quick capacitor bank removal;
● The control parameters shall be set flexibly, used conveniently, and will not be lost in case of power failure;
● Judge according to power factor and reactive power, cut off or input capacitance, and 32 circuits can be controlled at most;
● Flexible compensation mode, which can implement the application of full compensation, full sub compensation or sub compensation and co compensation;
● The control capacitor shall be switched on first, and the cycle and code switching shall be combined to prolong the service life of the capacitor as much as possible;
● Code switching mode and manual operation mode can be set;
● Real time display of system parameters and harmonic conditions.
● Air temperature: the air temperature shall not be higher than+65C and not lower than - 25C.
● Atmospheric conditions: the air humidity shall not exceed 90% at 20 ° C, and higher relative humidity is allowed at lower temperature.
● Altitude: no more than 3000 meters.
● Environmental conditions: the surrounding medium is free of explosion hazard, corrosive gas, conductive dust, rain and snow erosion, and the installation site is free of violent vibration.
|
model |
control mode
|
Maximum number of control routes
|
| KZD-111-12D |
Dynamic (SCR)
|
12 |
| KZD-111-18D | 18 | |
| KZD-111-24D | 24 | |
| KZD-111-32D | 32 | |
| KZD-111-12B |
Static (contactor)
|
12 |
| KZD-111-18B | 18 | |
| KZD-111-24B | 24 | |
| KZD-111-32B | 32 |
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