DMMetering®
2007
1.3 Performance criteria:
Operating humidity ≤ 75%
Storage humidity ≤ 95%
Operating temperature -10°C - +50°C
Storage temperature -30°C - +70°C
International standard
IEC 62053-21
Accuracy class
1
Protection against penetration
of dust and water IP51
Insulating encased meter of
protective class
Ⅱ
1.4 Specifications:
Meter type PRO-1TE(register display)
PRO-1TE LCD (LCD display)
Nominal 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
Basic current (Ib)
5A
Maximum rated current (Imax)
45A
Operational current range
0.4% Ib- Imax
Over current withstand
30Imax for 0.01s
Operational frequency range
50Hz ±10%
Internal power consumption
≤2W / 10VA
Test output flash rate (RED LED)
1000/kWh
Pulse output rate (pins 20 & 21)
1000/kWh
Consumption indicator (RED LED) Flashing at load running
1.5 Basic errors:
0.05Ib
Cosφ = 1
±1.5%
0.1Ib
Cosφ = 0.5L
±1.5%
Cosφ = 0.8C
±1.5%
0.1Ib - Imax Cosφ = 1
±1.0%
0.2Ib - Imax Cosφ = 0.5L
±1.0%
Cosφ = 0.8C
±1.0%
1.6 Description
A
Register(or LCD)
B
Terminal block
C
Case
D Protection cover
E Security hasp
