Eastron SDM120-CTM User Manual
Zhejiang Eastron Electronic Co.,Ltd. Tel: 0086-573-83698881 Fax: 0086-573-83698883
Add: No.1369 Chengnan Road, Jiaxing, Zhejiang, 314001, China. Web:
Email: [email protected]
Application
The energy-meters are used to measure single-phase applications like residential, utility and Industrial. The unit
measures and displays various important electrical parameters. It equipped with a white back-lighted LCD screen
for prefect reading. As well as a RS485 communication port for remote reading and monitoring. Bi-directional
energy measurement makes it a good choice for solar PV energy metering. The compact design and din rail
installation provides an easy and economical solution for your metering demand.
PART 1
Specification
General Specifications
Voltage AC (Un)
230V
Voltage Range
176~276V AC
Base Current (Ib)
5A
Power consumption
<2W/10VA
Frequency
50/ 60Hz(±10%)
AC voltage withstand
4KV for 1 minute
Impulse voltage withstand
6KV-1.2uS waveform
Overcurrent withstand
20Imax for 0.5s
Pulse output 1
0.001/0.01/0.1/1 kWh/imp (configurable)
Pulse output 2
1000imp/kWh (default)
Display
LCD with white backlit
Max. Reading
999999 kWh
Accuracy
Voltage
0.5% of range maximum
Current
0.5% of nominal
Frequency
0.2% of mid-frequency
Power factor
1% of Unity
Active power
1% of range maximum
Reactive power
1% of range maximum
Apparent power
1% of range maximum
Active energy
Class 1 IEC62053-21
Class B EN50470-1/3
Reactive energy
Class 2 IEC62053-23
Environment
Operating temperature
-25
℃
to +55
℃
Storage and transportation temperature -40
℃
to +70
℃
Reference temperature
23
℃±
2
℃
