² Applicable standard: IEC62053-21, IEC62052-11, IEC62056-31,
² Accuracy class: Active class 1.0, reactive class 2.0
² Environment requirements Reference temperature 23 degree
² Working temperature range: -25 to +55
² Limit working temperature range: -40 to +70
² Store and transportation limit temperature range: -40 to +70
² Working voltage range: 0.8Un to 1.15Un
² Power loss of single phase meter
² Current circuit loss: Less than 2.5VA
² Voltage circuit loss: Less than 1.5w(5VA)
² Power loss of three phase meter
² Current circuit loss: Less than 1VA
² Voltage circuit loss: Less than ≤ 2w(5VA)
² Pulse out width: 80± 20ms
Functions
1.35mm standard DIN rail installation, complying with standard DIN EN50022. Or front board installed (mounting holes center distance 63 mm), users can choose any one by themselves.
2. Ten pole width (Modulus 12.5mm), complying with standard JB/T7121-1993.
3. Have three tariffs, may select 12 daily period of times. You can set the date arbitrary which can automatic read the meter every month. May select single tariff function in weekend. (Please specified when ordering)
4. There are a clock and Maintenance-free backup lithium batteries in it. Battery capacity detection and display all the time. It can keep the electricity data for 12 months. The data can be kept forever after blackout.
5. May select cycle display (default) or push the button itemized display, we can set the cycle display, it can display 14 data at most. Can select the data which displayed. The decimal median which displayed can choose set one or two.
6. There are a polarity port of pulse output passive closed and a no polarity port of pulse output passive distant, the output rate is 10 or 100 imp/kWh (can select), Complying with standard IEC 62053-31.
7. There are far infrared and a port of RS485 communication data. It is use for setting and reading the meter. Set and operation have password protection, communication agreement complying with standard DL/T645-1997.
8. Ten LED instructions respectively power supply state, signal of energy impulse, the direction of the flow of load current, the tariff state just now and the data communications state.
9. Single direction three components measure three phase four wire active energy consumption. It is nothing with direction of the flow of load current. Complying with standard IEC 62053-21.
Basic Functions:
Energy Display by register or LCD
Measuring functions
Powerline carrier functions
Function of voltage monitor on the terminal of relay
Pulse output interface
Current limit detection function.
Optional Functions
Interval billing functions
Time proofreading function
Maximum demand recording functions
Multi-tariff function
Event recording function
Alarm function
Load profile recording function
Technical Data
| Parameter | Accuracy | Resolution | Measuring Range |
| PMAC903 |
| Communication data | Voltage | 0.2% | 0.01V | 198V~242V (L-N) |
| Current | 0.2% | 0.001A | 0.5~4995A |
| Active power | 0.5% | 0.1W | 0~1MW |
| Reactive power | 1.0% | 0.1Var | 0~1Mvar |
| Apparent power | 0.5% | 0.1VA | 0~1MvA |
| Power factor | 0.5% | 0.001 | -1.000~+1.000 |
| Frequency | 0.01 | 0.01Hz | 45Hz~65Hz |
| Display data | Active energy | Class 0.5S | 0.1kWh | 0~999999.9 kWh |
| Reactive energy | Class 2 | 0.1kVarh | 0~999999.9 kvarh |
Wuhan Radarking Electronics Corp. is a high-tech corporation which established in 2002. As professional manufacture in meters, our mainly products including: Full Digital IC Card Prepayment Electronic Meters, Smart Electronic Meters, IC Card Prepayment Water Meters, Gas Meters as well as Meter (network) Reading System. We are one of the few manufacturers in Hubei Province whose annual production of electronic meters and water meters can be up to 2.4 million sets.
Employee: There are more than 200 employees including 50 technicians, 10 senior technical staff and 70 employees who have already got college degree, 30 of them obtained metrological verification certificate. Production and technical staff all undergo a rigorous pre-service training, who are skilled and have a strong sense of quality.
Technology: We have a R & D group of 20 persons (About 10% of the company's employees).
Equipment: We have 260 sets of production and testing equipments, including 7 production lines, more than 20 units of the calibration device such as wave soldering machine, reflow soldering machine, automatic placement machine, plug-in assembly lines, assembly lines, packing lines and etc, which have all meet the production requirement.
Material: Materials are in strict accordance with the requirements of the meters and the procurement of national standards, we have already established a qualified supplier evaluation system, and developed a series of test standard. All the materials have to pass strict test before entering into factory, and then be used in production. Measures have been taken to prevent damp and static electricity to ensure the normal performance of the raw materials.
Craft: To make a variety of electronic meters in accordance with the production process, we have developed process documents, to ensure the quality of the products.
Test: We have electronic meter laboratory and full range of test equipments, such as EMC Equipment (ESD, EFTB, SURGE, RF, Attenuation Oscillasion Impulse, DIP, Impulse Current, Pulsed Voltage and etc), Environmental Test Equipment (Alternating Temperature Humidity Test Chamber, Dust Test Devices, Waterproof Test Device, Shock Test Device, Vibration Test Device and etc), R&D Testing Equipment. We make a variety of electronic meters in accordance with the test and develop our test documents to ensure the quality of the products.
Environment: Our production base covers an area of 30 acres, and self-building workshop covers an area of 7000 square meters, production and storage area covers more than 5000 square meters.
Management: We have a high efficiency, innovative, serious management team, and the factory has already passed ISO9001-2008 QMS.
