SP4CH Single Phase 4 Channel Smart Meter


SP4CH Single Phase 4 Channel Smart Meter



SP4CH SINGLE PHASE SMART METER is a Single Phase Energy Meter that measures 4 different loads (4 in 1 energy meter) with Modbus RTU enabled. Supplied with 100A Split-Core Clip On CTs {1no x 4 channel). It is compliant to IEC 62053-21 “Static meters for active energy (Class 1 & 2)” and IEC 62053-23 “Static meters for reactive energy (Class 2 & 3)”.


  • Each of the 4 channel has an independent high-precision energy metering chip, to ensure metering accuracy and reliability.
  • 4 quadrant energy measurement; each channel can measure both import energy and export energy with nett energy calculations.
  • Electrical parameters measured by each channel includes V, I, F, PF, kW, kVAr, kVA.
  • Able to record and alarm events like undervoltage, overvoltage, voltage spike, phase loss, etc.
  • Reading closing date can be set to enable automatic bill settlement for each month.
  • Timed data freeze, hourly data freeze and daily data freeze. Meter can freeze data of energy, etc. There are 30 timed freeze, 254 hourly freeze, 62 daily freeze.
  • LCD digital display, loop display of various parameter (of each channel).
  • Data from meter can be read by handheld unit (IR port) and thru RS485 interface.
  • Compliant to standard 35mm din rail installation.
  • Accuracy Class: Active:0.5S, 1,Reactive: 1, 2
  • Clock Accuracy: ≤ 0.5s/day (23℃), variation with temperature change < 0.1s/day
  • Connection Type: by CT
  • Working Voltage: DC 40V~273V,AC 40V~264V
  • Voltage Range (no phase loss)

Specified Operation Voltage 0.3Un~1.1Un
Extended Operation Voltage 0.15Un~1.15Un
Working Voltage Limit 0.0Un~1.15Un
  • Frequency: 50Hz
  • Power Consumption (nominal condition)

Basic Current <10A ≥10A
Voltage Circuit of Each Phase ≤1.5W, 6VA ≤1.5W, 6VA
Current Circuit of Each Phase ≤0.2VA ≤0.4VA

Temperature & Humidity: 23°C±2°C & RH 40% ~ 60%
Weight: 350g




DC4CH smart DC energy meter, with 1 to 4 channels’ DC power metering function, uses advanced energy measurement chip, mature technology such as SMT. It is designed and manufactured according to the multi-channel electricity consumption condition of industry and resident. The meter supports RS485 communication and can exchange data with computer. It is suitable for the energy measurement of DC equipment. The application can be factory, residential house and dc power supply system like building automation, etc. Communication protocol conforms to Modbus, DL / T 645-2007 ''Multifunctional Energy Meter Communication Protocol'' and YD / T 1363.3-2005 ''Communication Office (Station) Power Supply, Air Conditioning and Environment Centralized Monitoring and Management System Part 3: Front End Intelligent Equipment Agreement''.


  • Adopting multiple high-precision energy metering chip to achieve multi-channel DC energy meter’s function.
  • Each channel meter can measure the current combined energy, individually measure electricity consumption of current month.
  • Each channel meter can measure the current, voltage, energy and power.
  • Recording and alarming events like undervoltage, overvoltage, power failure, etc.
  • Meter will automatically do the energy settlement on the auto meter reading day of each month. Data of last 24 months will be saved.
  • Storing data of voltage, current, power, energy, time (year, month, day, hour, minute, second) once every minute. The storage quantity of each data item (voltage, current, power, energy, time) of each channel is 1500.
  • Freezing data of voltage, current, power, energy, time(year, month, day, hour, minute, second) once every hour. The storage quantity of each data item.
  • Storing monthly freezing energy of each month, the storage quantity is 24
  • Recording and storing latest 500 alarm records
  • LCD digital display, loop displaying various parameters of each channel meter
  • Local storage function to ensure energy data won’t be lost
  • Data inside the meter can be read through RS485 interface
  • Supporting broadcast time calibration. Remote time calibration can be realized through RS485 interface
  • Function of remote communication, telemetry, remote monitor, remote regulation
  • RS485 interface baud rate is settable (600-9600bps), the default meter communication parameter is 2400, e, 8,1.


  • Input mode: 1~4 channel DC power supply
  • Rated operating voltage: -48V, Input voltage: -60V ~ -40V
  • Measuring range: the specified working voltage 0.8Un ~ 1.1Un, extended working voltage: 0.6Un ~ 1.1Un
  • Input current: 50A, 100A, 200A, 400A, 600A
  • Impulse constant: 6400imp / kWh
  • Energy measurement range: 0~39999999.99kWh
  • Power range: 0~99.9999kW
  • Accuracy class: 1.0 / 2.0
  • Clock accuracy: ≤0.5s/d(23°C), variation with temperature change is better than 0.1s / d
  • Display type: LCD display
  • Standby power consumption: ≤ 2W
  • Altitude: ≤ 5000m
  • Working temperature: -20°C ~ +60°C
  • Storage temperature: -40°C ~ +70°C
  • Working humidity: ≤98%(40℃±2℃),no condensation
  • Installation: 35mm standard din rail installation
  • Dimensions: 106.5mm × 87.5mm × 59mm
  • Weight: about 0.25kg

High accuracy, yet very cost effective industrial split-core and bolt-on current transformers supplier in Malaysia & Singapore. Available in Penang, KL, Selangor, Johor & anywhere in Malaysia & Singapore.

Available in Penang, KL, Selangor, Johor & anywhere in Malaysia & Singapore.

 Inquiry - SP4CH Single Phase 4 Channel Smart Meter