Product ID: NCA1D-25A

Current Sensors

Ningbo CSR Times Transducer Technique Co., Ltd. a qualified OEM Manufacturer and ODM Manufacturer for Current Sensors especially for Manufacture of Voltage Sensor, Current Sensors and Automatic Faucet . It is professional on global B2B trading with Current Sensors, Automatic Faucet, Automatic Urinal Flusher, Automatic Toilet Flusher and Automatic Soap Dispenser since 1990 .

Applications:
For the electronic measurement of currents: DC, AC, pulsed, mixed, with a galvanic isolation between the primary circuit (high power) and the secondary circuit (electronic circuit).
Main Technical Data:
1. Primary normal current I_PN (r.m.s): 25A
2. Primary current, measuring range I_P: +/-75A
3. Supply voltage (+/-5%): +/-12V ~ +/-15V
4. Current consumption: 15mA + Secondary output voltage / loading resistance
5. Overload capacity (1ms): 50x I_PN
6. R.m.s. voltage for AC isolation test, 50/60Hz, 1min: 2.5kV
7. R.m.s. rated voltage, safe separation: 500V
8. Isolation resistance @500V DC : More than 1000 megohm
9. Normal output voltage @R_L=10,000 ohm, T_A=+25°C: 4V
10. Output internal resistance: Approx. 100 ohm
11. Loading resistance: More than 1000 ohm
Accuracy - Dynamic Performance Data
1. Accuracy @ I_PN, T_A=+25°C (without offset): +/-1%
2. Non-linearity (0 ~ I_PN): +/-1%
3. Electrical offset voltage V_OE, T_A=+25°C : less than +/-40mV
4. Hysteresis offset voltage @ I_P=0, after an drift of 1x I_PN: Less than +/-15mV
5. Thermal drift of V_OE: Less than +/-3mV/K
6. Thermal drift of the gain (% of reading): less than +/-0.1%/K
7. Response time (@ 90% of I_P): not more than 3us
8. DI/DT Accurately Followed: Better than 50A/us
9. Frequency bandwidth: DC 0 ~ 50kHz (0.5dB)
General Data:
1. Operating Temperature: -10 °C ~ +75 °C
2. Storage Temperature: -25 °C ~ +85 °C
3. Weight: Approx. 15g
4. Standards: EN50178

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Features:

• Hall effect measuring principle
• Galvanic isolation between primary and secondary circuit.
• Low power consumption.
• Insulated plastic case made of white PPO recognized according to UL 94-V0.
• The whole current transducer comply with RoHS Directive completely.

Certificate:

• ISO 9001
  
• ISO 14001
  

• Minimum Order: Negotiable
• FOB: Ningbo, China
• TEL: 86-574-8738 3998
• FAX: 86-574-8735 9851
• E-mail: sarah-chen@zelrinb.com.cn