● Measuring function: It can measure the positive and negative active and reactive energy and the time-sharing energy, and also can measure various parameters in real time, such as voltage, current, active power, reactive power, grid frequency and other parameters of each phase and combined phase.

● Display: LCD display with 6 integrals and two decimals, i.e. 999999.99KWH.

● Installation: It is the 35mm standard DIN installation, and conforms to the standard of DIN EN-50022.

● The width is 72mm for 4 modules, and it conforms to the standard of JBT 7121-1993.

● Key: It is with a left key, a right key and an enter key, which is convenient for users to inquire about the displayed information and make the programming.

● Impulse output: It is with 2 standard passive energy impulse outputs, which is convenient for users to carry out the inspection and calibration.

● Display interface: It is with 4 different display interfaces, which can meet  varied requirements for information

● Communication: It is with RS485 communication function, and the communication protocol is MODBUS-RTU and GB/ T 19582-2008.

● It is with the multi tariff function. It can provide the statistic function of multi tariffs for 8 periods of time with 4 tariffs per day.

IEC62052-11; IEC62053-21; IEC62053-23

RS237 (DR1-1) Three Phase Din Rail Electronic Energy Meter is the newest smart type energy metering product developed by our company depending on high technology. It is designed and manufactured by adopting the latest integrated circuit technology at present, using the advanced software algorithm and conforming to the relevant international IEC standards. It has various functions, such as metering, control, alarm, display and communication, etc.

It is with the small size, easy to be installed and connected with the grid for realizing the measuring of energy. It can be directly installed together with the air switch, circuit breaker and contactor, and it acts as the signal collection unit of the places that have the electric power split-phase managing needs, such as at factories, schools, hospitals and shopping malls, etc.