KC500 Intelligent protection,measurement and control integrated device
OVerview
KC500 is an integrated intelligent protection, measurement and control device independently developed by Ningxia Kaichen Electric Group Co., Ltd. Products are widely used in electric power, petrochemical, steel, metallurgy, public and civil construction, communications and water conservancy industries. It is suitable for power transmission and distribution systems with voltage levels below 35 kV.
Features
◆Fully sealed structure with good shock resistance and dustproof performance
◆Miniaturized design, small size, light weight, beautiful appearance, easy installation
◆Unique reliability design, no adjustable components, good device stability and strong anti-interference
◆Fully Chinese touch screen display, clear and easy-to-understand man-machine interface, and overall operation is extremely convenient
◆The power supply of the device is both AC and DC, and the operating power of the device is DC220V or AC220V
◆With RS485 bus serial communication port, and integrated MODBUS standard communication protocol
◆With event sequence recording function, it can record 150 events, and the data will not be lost after power failure
◆It has a complete self-check function, complete exception records, event records, operation records, and all information is maintained when power is off
◆The appearance is small and exquisite, the structure is reasonable, the use of high-grade, high-quality components and multilayer board technology and SMT technology, so that the product has high electrical performance
◆The internal integrated zero sequence current (voltage) synthesis algorithm can add zero sequence PT (CT) or not add zero sequence CT (PT) to achieve zero sequence overcurrent voltage protection
◆Has a complete circuit breaker operating circuit
◆Split mechanism design with intelligent protection measurement and control module
◆The protection, measurement and control system and the human-computer interaction system are interconnected on the first line, the wiring is simpler and the design is simpler
◆The protection measurement and control system adopts high-performance ARM chip, the protection measurement and control function is more reliable, and the fault judgment is faster
◆The human-computer interaction system adopts the ARM COTEX-A series of high-speed CPU chips, the human-computer interaction function is more complete, simpler and more efficient
◆With the cloud platform upload monitoring function, it can be connected to the monitoring cloud platform to carry out all-round early warning and protection of the monitored power system
◆With voice prompt function, prevent wrong operation, and carry out safety alarm
◆With proximity sensor function, realize product intelligence
Technical parameters
|
Protective function |
Remarks |
|
Three-stage low-voltage blocking overcurrent protection |
SectionlⅢ can be set as inverse time limit |
|
Overcurrent acceleration protection |
|
|
Overload protection |
Alarm or trip optional |
|
Three-stage zero sequence overcurrent protection |
Alarm or trip can be selected separately; Section III can be set as inverse time limit |
|
Zero sequence active protection |
Separately selectable alarm or trip |
|
Lowvoltage protection |
Separately selectable alarm or trip |
|
Overvoltage protection |
Separately selectable alarm or trip |
|
Three-phase one-time reclosing function |
|
|
Control circuit abnormal protection |
Alert |
|
Handcart position abnormal protection |
Alert |
|
Abnormal jump protection |
Alert |
|
Spring is not stored energy protection |
Alert |
|
Temperature protection |
|
|
Zero sequence overvoltage protection |
Alarm or trip can be selected separately |
Measurement and control function configuration
|
Measurement and control function |
Remarks |
|
Measurements such as current, voltage, power, power factor, etc. |
|
|
16 external switch inputs |
|
|
Circuit breaker position, manual opening |
|
Device hardware description
|
Component name |
Component version |
Remarks |
|
AC components |
KC-AC-A-00 |
100A,3 protection current;5A,3 measurement current; 100V,4voltages,1 zero current 5A |
|
Open components |
KC-OUT-A-00 |
220V5A,11 normally open relays,3 normally closed relays |
|
Interlocking communication components |
KC-COM-A-00 |
Dual RS485,temperature and humidity sensor |
|
Powerswitch-in components |
KC-PWR-IN-A-00 |
DC220V/18W/,16 external inputs |
|
Interactive function module |
KC-UC-A-00 |
Ethernet,4G/5G communication |
|
组件名称Component name |
组件版本Component version |
备注Remarks |
|
交流组件AC components |
KC-AC-A-00 |
100A,3保护电流；5A,3测量电流；100V,4电压，1零流5A 100A,3 protection current;5A,3 measurement current; 100V,4voltages,1 zero current 5A |
|
开出组件Open components |
KC-OUT-A-00 |
220V5A,11路常开继电器，3路常闭继电器220V5A,11 normally open relays,3 normally closed relays |
|
联锁通信组件Interlocking communication components |
KC-COM-A-00 |
双RS485,温湿度传感器Dual RS485,temperature and humidity sensor |
|
电源开入组件Powerswitch-in components |
KC-PWR-IN-A-00 |
DC220V/18W/,16路外部开入DC220V/18W/,16 external inputs |
|
交互功能模块Interactive function module |
KC-UC-A-00 |
以太网，4G/5G通讯Ethernet,4G/5G communication |
Electrical insulation property
|
Project |
Claim |
|
Insulation voltage |
GB14598.27-2008,AC2kV(DC 2800V),1minute |
|
Insulation resistance |
GB14598.3-2006,500VDC under>100MΩ |
|
Impulse voltage |
GB14598.3-2006,5KV |
| Company Name | Ningxia Kaichen Electric Group Co., Ltd. | Country/Region | China |
| Business Type | Manufacturer/Factory | Company Size | 158 |
| Established | July 3, 1998 | ||
| Address | No. 6-1, Hongqiao North Street, Helan Industrial Park, Ningxia | ||
| Main Products | High and low voltage switchgear assemblies Vacuum circuit breakers Integrated intelligent protection, measurement and control devices Power monitoring systems Smart electricity safety management platforms Electrical components | ||
Ningxia Kaichen Electric Group Co., Ltd., founded in July 1998, is a national "High-tech Enterprise", "China Famous Trademark Enterprise", "National Contract-abiding and Trustworthy Enterprise", "National Industrial Internet Platform Enterprise", "National Service-oriented Manufacturing Demonstration Platform Enterprise", the first batch of provincial "Technological Innovation Demonstration Enterprises" and "Autonomous Region Technological Innovation Demonstration Enterprise". Its main products include intelligent high and low voltage power transmission and distribution products, intelligent switches, digital intelligent terminals, power sensors, power chips and Internet early warning service platforms, which are widely used in power, water conservancy, communications, industry, new energy, petrochemical, transportation and public construction industries. The company is always committed to "building a national industrial brand in the electrical industry", with the "Sino-Russian International Joint Research and Development Center for Power Automation Control Systems" and the "Joint Research and Development Center for Power Electronics Technology", and has established the "Power Electronics Equipment Expert Service Base", "Technology Innovation Center", "Enterprise Technology Center" and "Guangdong Xiangguo Technology Enclave Research and Development Center". The company has more than 100 core independent intellectual property products and patented technologies in intelligent safe electricity use technology, and has undertaken many national, provincial and municipal scientific and technological research and development projects. Adhering to the enterprise spirit of "Sincere Unity to Create Great Undertakings", the purpose of "Taking Innovation as the Cornerstone and Taking the Road of Scientific and Technological Development in a Down-to-earth Manner", and the business philosophy of "Safe Electrical" products and "Electrical Safety" services, Kaichen Electric strives to become an internationally leading high-tech enterprise. Welcome friends at home and abroad to cooperate hand in hand to create a national industrial brand!
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