RS237DR2 Three Phase STS Prepaid DIN RAIL Electronic Energy Meter 浙江晨泰科技股份有限公司 RS237DR2-1 Three

RS237DR2 Three Phase STS Prepaid DIN RAIL Electronic Energy Meter can exchange information based on TOKEN complying with STS, it can be charged through network or keypad, the meter will automatically disconnect the load when the credit is low and detect the abnormal circuit; It adopts DIN RAIL standard, with features of easy installation, small size and light weight.

● 35mm DIN standard installation complying with DIN EN-50022

● Metering and measuring

import, export and total active energy, reactive energy metering; voltage, current, power and power factor measuring

● TOU

4 tariffs; 2 sets of time period tables; 8 time periods can be set in 24 hours; support public holidays and weekends

● Audio and visual alarm

Low credit can be indicated and alarmed via buzzer and LED

● Friendly power supply

Support emergency credit

● Events logs (power purchasing, power outage, overload, under voltage, over voltage, current reverse, etc.)

● Load control

Relay inside, it can disconnect the load under low credit or overload

● Communication interface

1 channel RS485

● Firmware upgrade

Meter firmware can be upgraded via RS485

Items	Contents
Standards	IEC62052-11; IEC 62053-21/23; IEC62055-31/41/51
Accuracy	Active: Class 1 Reactive: Class 2
Protocol	MODBUS
Reference voltage	3220/380V 3120/208V
Current	Current transformer connection: 5(6)A. Direct connection: 10(80)A
Reference frequency	50/60 Hz
Power consumption	＜1.5W，6VA(per phase)
Operation voltage range	0.8Un～1.2Un
Limited operation voltage range	0.7Un～1.3Un
Operation temperature	-25℃～+60℃
Limited operation temperature	-40℃～+70℃
RTC deviation	≤0.5s/ d
Lifetime	15 years
Size	125mm(L)×94mm(W)×65mm(H)
Net weight	About 0.62kg

IEC62052-11; IEC 62053-21/23; IEC62055-31/41/51

RS237DR2 Three Phase STS Prepaid DIN RAIL Electronic Energy Meter can exchange information based on TOKEN complying with STS, it can be charged through network or keypad, the meter will automatically disconnect the load when the credit is low and detect the abnormal circuit; It adopts DIN RAIL standard, with features of easy installation, small size and light weight.