WB3V412U01(4-20mA 3 Phase 4 Wire Electrical Isolation Sensor) uses a special isolation module to measure the AC voltage in the power grid and circuit in real time and convert it into a standard DC voltage (Uz) output. 4-20mA 3 Phase 4 Wire Electrical Isolation Sensor assembles the contents of three single-phase circuits into one product casing. It has the advantages of small size, high precision, high isolation, wide frequency response, low drift, low power consumption and wide temperature range. 4-20mA 3 Phase 4 Wire Electrical Isolation Sensor adopts a card-mounted structure, compact structure and convenient installation. It is suitable for real-time detection of 3-phase 4-wire circuit of power system.
Advantages:
27000 square meters non-dust workshop,
30 years’ experience,
6 years' application in high speed railway,
ISO, EMC, ETC certificated.
Applications:
Intelligent low-voltage power distribution system;
DC power screen, box substation;
Temperature and fire monitoring for transformer, fire monitoring for cable;
High-voltage switchgear fiber optic temperature measurement system;
Transformer contact monitoring.
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Input: 0-500V;
Output: 0-10V;
Accuracy level: 0.5;
Linear range: 0% to 120% nominal input;
Frequency response: 25Hz ~ 5kHz;
Response time: 300ms;
Input impedance: Ri=Ux×1kΩ/V (Ux represents the measured input voltage);
Overload capability: 2 times the nominal input voltage value;
Load capacity: 5mA;
Static current: 12mA;
Auxiliary power supply: 12V or 24V;
Isolation withstand voltage: >DC 2.5kV, 1min;
Output ripple: <6mV (effective value);
Ambient temperature: 0 ° C ~ 50 ° C;
Temperature drift: 250 × 10-6 / °C.
