4
SEP LEM012SJ 2015 V01
1.3 Performance criteria:
Operating humidity ≤ 75%
Storage humidity ≤ 95%
Specified operating temperature -10°C - +40°C (3K5)
Limit operating temperature
-25°C - +55°C (3K6)
Storage temperature -40°C - +70°C (1K5)
International standard
EN 50470-3
Accuracy class
Class 1
Protection against penetration
of dust and water IP51
Insulating encased meter of
protective class
Ⅱ
1.4 Specifications:
Reference voltage (Un)
230V AC
Operational voltage
161 - 300V AC
Insulation capabilities:
- AC voltage withstand 2KV for 1 minute
- Impulse voltage withstand 6KV – 1.2µS waveform
Minimum current (Imin)
1.0 A
Transitional current (Itr)
2.0 A
Reference current (Iref)
20 A
Maximum current (Imax)
100 A
Operational current range
1.0A - 100A
Over current withstand
3000A for 0.01s
Operational frequency range
50Hz ±10%
Internal power consumption
≤2W / 10VA
Test output flash rate (PULSE LED)
500 pulses per kWh (2.0Wh/imp)
Pulse output rate (pins 20 & 21) 500 pulses per kWh (2.0Wh/imp)
Pulse supply current
Ui max=27V / Ii max 27mA
Power supply indicator (POWER LED) Meter is connected and working OK
Consumption indicator (PULSE LED) Flashing at load running
Data display mode 7+1 digits for LCD display
Data save The data can be stored more than 20 years
when power cut.
1.5 Intrinsic errors:
Imin ≤ I < Itr
Cosφ = 1
±1.5%
Itr ≤ I ≤ Imax Cosφ = 1
±1.0%
Cosφ = 0.5L
±1.0%
Cosφ = 0.8C
±1.0%
1.6 Description
A
Front plate with LCD
B
Meter cover
C Protection cover
D Security hasp
E
Indicator lights power and pulse.