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CNDJSF1352-RN-2/S DC Dual-circuits Monitoring DIN Rail Energy Meter
- Overview
- Customer Questions & Answers
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·Charging pile scenario
·Full DC electrical parameter monitoring
·Integrated shunt
·Maximum 1000V voltage
·Direct connection of Shunt or Hall Sensor
·Rail-mounted installation
Overview
DJSF1352-RN-2 rail-mounted DC electric energy meter is designed mainly for DC charging piles,telecommunication base stations, solar photovoltaic and other application occasions. This series of instrumentscan measure voltage, current, power and positive and negative energy in the DC system. The test results can beused for local display and can also be connected with industrial control equipment and computers to form ameasurement and control system..
Practical Application
Solor PV Power Distribution Monitoring Solution
Practical Application in Solar PV with Energy Storage Inverter
Practical Application in Solar PV with on-grid Inverter
Practical Application in Twin EV Charger
Technical parameters
Technical parameters | Index | ||
Input | Nominal value | Voltage input range | Current input |
DC 0-1000V、DC 0-100V | Shunt：0-75mV | ||
Overload | 1.2 times rated (continuous); 2 times rated/1 second | ||
Power consumption | Voltage: ≤0.2VA, current ≤0.1VA | ||
Accuracy class | 0.5 Class | ||
Function | Display | Dot matrix LCD | |
Communication Interface | RS485 | ||
Communication protocol | Modbus-RTU，DL/T 645-2007，DLT698 | ||
Pulse output | One channel power pulse output | ||
See the display in SYS->PLUS in the instrument menu setting, for example:display 100, which means 100imp/kWH | |||
Power Supply | Voltage range | AC/DC 85-265V or DC12V-48V | |
Power consumption | ≤ 6W | ||
Power frequency withstand voltage | Power supply // Signal input / / Other circuits 4kV/1min Other circuits not connected to each other except power supply and signal input 2kV/1min | ||
Impulse withstand voltage | ±6.5KV | ||
Insulation resistance | ≥ 40M Ω | ||
Average barrier-free working hours | ≥50000h | ||
Environment | Temperature | working temperature: -25 °C ~ +65 °C; Storage temperature: -40℃～+80℃ | |
Humidity | ≤95%RH, no condensation, no corrosive gas | ||
Altitude | ≤3000m | ||
