- The DRS202A is single phase kWh meters with a register display in a 4 modules (72mm) casing, ensuring a high accuracy class (Class1), a very low starting current which makes it exceptionally suited for photovoltaic energy systems and general use.
- Excellent long term stability which is designed for DIN, IEN and EN standards and 5 years of warranty.
- MID B&D approval which ensures the meter is produced to the highest European and International standards and the meter legally suited for business and invoicing purposes.
- The meter is available in several different versions: with or without backlight and brake, with 1000 or 128000 SO output.
- For connection rate up to 100A. or connection with CT 1.5(6)A
- Specifications:
- Meter type DRS-202C (LCD display)Digit length 5+2/6+1Nominal voltage(Un) 110V/127V/133V AC230/240V AC(option)
Operational voltage (-15% ～ +10%)Un
Insulation capabilities:
– AC voltage withstand 2KV for 1 minute
– Impulse voltage withstand 6KV – 1.2µS waveform
Rated current (Ib) 10A
Maximum rated current (Imax) 60A/80A/100A(option)
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) 1600imp/kWh
Pulse output rate 1600imp/kWh
reverse indicator (RED LED) Current reverse
Consumption indicator (RED LED) Flashing at load running
Communication indicator(GREEN LDE) Flashing at communication running
Data communication port RS485 and far infrared
Data store The data can be stored for more than25 years without power
- 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
- RS485 communication specifications:Bus type RS485protocol MODBUS RTU with 16 bit CRC
baud rate 1200,2400,4800,9600
Address range 0-255 user settable
Bus Loading 64 meters per bus
Rage 1000m
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