Functions and features
* The total active power and peak, normal and least energy measurement
* Active power measurement in positive and negative direction, reverse-active power accumulated to the positive active power consumption.
* Power line remote automatic meter reading.
* By ways of software expansion of spectrum to realize power line carrier communication, accurate, reliable, high meter reading ability.
* Mutual Auto relay function.
* Capacity storage: Daily 0: 00 consumption freeze.
* Rate can be set function
* Freeze settlement functions, save electricity amount of 0: 00 and the latest three months.
* Remote control power-on and power-off function.
* IR programming, RS485 communication, Power Line Carrier programming optional.
* Infrared communication: Through the infrared port realize function of instrument programming and meter reading.
* RS485 communication: RS485 port realizes instrument programming and meter reading.
* Can freeze energy amount of each o'clock within 48 hours
* Hardware clock RX-8025 control programs, time and date can be set, you can broadcast commands to correct the time.
* No need response when broadcast time correction unless the time difference between master and secondary calendar and clock within the ± 5min. The broadcast time adjustment can only be implemented once every day.
* LCD display, display with backlight and can indicate power-off on display.
* Input and output interfaces:
1. Passive impulse output interface with opt coupler isolation
2. Infrared remote control programming and meter-reading interface refer to DL / T 645-1997 standard
3. RS485 interface, refer to DL/T645-1997 standard.
4. Daily timing error detection signal output
5. Time period switching signal output
Specifications and main technical parameters
* Rated voltage: 3* 220V
Current Constant
Imp/kWh Current Constant
Imp/kWh
3x1.5(6)A 1600 3x5(50)A 800
3x5(20)A 1600 3x10(60)A 400
3x5(30)A 400 3x30(100)A 200
* Rated frequency: 50Hz
* Accuracy class: Active 1.0, 2.0
* Starting Current: 0.4% (1.0), 0.5% (2.0) Basic current
* Creeping: Logically design with anti-creeping
* Communication channel: Two-way low voltage power line, two-way infrared communications, two-way RS485 communication
* Clock error: ≤ 0.5s / day (23 )
* Product design life: > 10 years
* Display: LCD
* Power: Line power voltage ≤ 2W/6VA, current line power ≤ 2VA
* Environmental conditions: Standard operating temperature is -30 ~ +70
* Limit working temperature: -45 ~ +70
* Relative humidity: ≤ 75%
* Communication Transmission range: The whole area of distribution substation
* Relay depth: 7
Qingdao Techen Enterprise is a hi-tech company specialized in R&D and manufacturing, and also providing the OEM/ODM service for electronic metering products. Our enterprise consists of three branch companies: Qingdao Techen Electronic Technology Co., Ltd., Qingdao Aif Electronic Co., Ltd. And Qingdao Aif Measurement Co., Ltd. Qingdao Techen Electronic engages in R&D and sales, and Qingdao Aif Electronic and Qingdao Aif Measurement are responsible for manufacturing.
We take research and development as the top work. Every year, we continuously re-invest 5% of our annual revenue back in our R&D and innovation center to create the ext generation of technology and solutions for our valued customers. Our factory is with modernized production workshop and configured with advanced manufacture equipments, the inspection facilities as well as the perfect production technology. We have 10 imported SMT production lines, the automatic wave weld production line, the international leading aging laboratory and the test and calibration benches.
The international leading automatic production lines, the complete supply chain management system and the professional QC team form the core competitiveness of our company, and provide strong support and motivation for the development of our company, and provide strong support and motivation for the development of our company.
Your satisfaction is our eternal target. Welcome to visit our factory and research centre at any time!
