| Model |
ME531 |
| Product component type |
Multifunction power meter |
| Poles description |
3PH4W 3PH3W
1PH2W (L-N); 1PH2W(L-L);1PH3W(L-L-N
|
| Device application |
Power analysis
Energy meter |
| Input type |
External CT(333mV only)
And
External Rogowski coil |
| Display |
None Display |
| Sampling rate |
8k samples per second |
| Mounting mode |
DIN RAIL |
| Harmonic |
52th Max
|
Environmental conditions
Operating temperature
-25℃ to +55℃
Storage temperature
-40℃ to +85℃
Humidity rating
5 to 95% RH at 50℃(non-condensing)
Pullution degree
2
Overvoltage category
III,for distribution systems up to 277/480VAC
Dielectric withstand
As per IEC61010-1, Doubled insulated front panel display
Altitude
3000m Max
IP degree of protection
IP20 conforming to IEC 60629
Colour
White
Contractual warranty
12months
EMC
Electrostatic discharge
Level IV(IEC61000-4-2)
Immunity to radiated fields
Level III (IEC61000-4-3)
Immunity to fast transients
Level IV (IEC61000-4-4)
Immunity to surge
Level IV (IEC61000-4-5)
Conducted immunity
Level III (IEC61000-4-6)
Immunity to power frequency magnetic fields
0.5mT (IEC61000-4-8)
Conducted and radiated emissions
Class B (EN55022 )
Standard compliance
EN 62052-11,EN61557-12,EN 62053-21,EN 62053-22,EN 62053-23,EN 50470-1,EN 50470-3,
EN 61010-1,EN 61010-2,EN 61010-031
Specification
Measurement accuracy
Current
0.5% from 1% to 120%(don’t ensure accuracy when<10A)
Rated current
5 rated current selectable:
100A（50mv/kA）(0.5% from 10A to 120A)
600A（50mv/kA）(0.5% from 6A to 720A)
1000A（85mv/kA）(0.5% from 10A to 1200A)
3000A（85mv/kA）(0.5% from 30A to 3600A)
6000A（50mv/kA）(0.5% from 60A to 7200A)
Rogwoski coil specification
50mV/kA@50Hz±0.5% 85mV/kA@50Hz±0.5%
Voltage
0.2% from 100V to 500V
Power factor
±0.005 from 10% to 120%
Active/Apparent Power
IEC62053-22 Class 0.5
Reactive power
IEC62053-21 Class 2
Frequency
0.01% from 45 to 65Hz
Active energy
IEC62053-22 Class 0.5s
Reactive energy
IEC62053-21 Class 2
Measurement arrange
Measured voltage
80V to 400V AC(or 100 to 500V)
Frequency range
50/60Hz
Input-current characteristics
Primary current range
Adjustable from 0.1A to 9999A
Measurement input range
1/225mV-333mV
Permissible overload
600mV for 10s/hours
Control Power
AC/DC
85 to 265V AC/DC, 3.5W
Output
Relay
1×digital output(2 ports) from 1pcs relay,rated 24V/800mA, 75mΩmax,
2.5kVrms insulation(controlled by Modbus)
Maximum Switching Power ：
0.5A, 125VAC
1A, 30VDC
Opticalcoupler
Max voltage :80VDC;Max current 50mA
Recommend Current :10mA
Wire diameter for terminals
Connections-terminals
Screw terminals 2.5mm2,interval 5.08mm
Alarm Setting
U and I Each phase,AVG
Output form
Relay
