Product Overview
KPM83 series microcomputer comprehensive protection and measurement control devices is based on high-performance DSP processor and embedded real-time operating system, it is a protection and monitoring devices that integrated protection, monitoring and control,communications.
It is suitable for substations, power plants, industrial and mining enterprises, construction and other fields with voltage levels up to 35KV. It has such functions as protection, telemetry, remote mains, remote adjustment and remote control to achieve full control and management of it. , we can provide line protection and monitoring and control, transformer protection and control, motor protection and control, PT protection and control, capacitor protection and control, spare power source automatic throw-in device coupler protection and other product types.
* Fully enclosed structure, with good seismic dust performance
* Providing complete lines, transformers, motors, capacitors, PT, Bus line connection backup power automatic enable protection
and other functions
* Using 192 * 64 dot matrix blue LCD display, all Chinese finished, the display rich and clear, easy to operate, beautiful
appearance
* RS485 communication method, integrated standard Modbus communication protocol
* Perfect self-test function, improve the abnormal records, time records, records of operations, all information be maintained
when power down.
* Advanced embedded real-time operating platform, software and hardware are modular design, easy to upgrade and extend
functionality
* Light weight and reasonable structure, the use of high-quality high-level components and SMT production process, the product
has a high electrical performance.
* Providing complete lines, transformers, motors, capacitors, PT, Bus line connection backup power automatic enable protection
and other functions
* Using 192 * 64 dot matrix blue LCD display, all Chinese finished, the display rich and clear, easy to operate, beautiful
appearance
* RS485 communication method, integrated standard Modbus communication protocol
* Perfect self-test function, improve the abnormal records, time records, records of operations, all information be maintained
when power down.
* Advanced embedded real-time operating platform, software and hardware are modular design, easy to upgrade and extend
functionality
* Light weight and reasonable structure, the use of high-quality high-level components and SMT production process, the product
has a high electrical performance.
Details Images
Product Paramenters
Rated DC voltage | 220V / 100V | ||||||
Rated AC data | Phase voltage 100/3V | ||||||
Zero-sequence voltage | 100V | ||||||
AC current | 5A / 1A | ||||||
Zero-sequence current | 1A | ||||||
Rated frequency | 50Hz | ||||||
Thermal stability: | AC voltage loop Long term running 1.2Un AC current loop Long term running 1.2In 1s 40In | ||||||
Zero-sequence current loop | Long term running 1A 1s 40A | ||||||
AC voltage loop | <1VA/phase(rated) | ||||||
AC current loop | < 1VA/phase (5A) < 0.5VA/phase (1A) | ||||||
Zero-sequence current loop | <0.5VA | ||||||
Protection power loop | <12W (normal condition); <15W(Under the protectionaction) | ||||||
Operating temperature | -25℃~+55℃ | ||||||
Relative humidity | <90% | ||||||
Storage temperature | -30℃~+75℃ | ||||||
Functions of KPM83MD integrated electrical digital motor differential protection relay
No. | Protection function | No. | Protection function |
1 | Long startup time protection | 8 | Two-segment negative sequence Overcurrent |
2 | Two-segment overcurrent protection | 9 | Overvoltage protection |
3 | Overload | 10 | Low voltage protection |
4 | Inverse time overcurrent | 11 | Zero-sequence overvoltage |
5 | Short circuit protection | 12 | Overheat protection |
6 | Zero-sequence overcurrent | 13 | Self-starting function |
7 | PT disconnection Monitoring | 14 |
Certifications
Company Profile
Our Team
Contact Us