Product ID: NA25A-P

Current Transducer

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

Applications:
For the electronic measurement of currents: AC, DC IMPL.,etc.,with galvanic isolation between the primary (high power) and the secondary (electronic) circuits.
Main Technical Data:
1. Primary normal current I_PN: 25A r.m.s
2. Primary current, measuring range I_P: 0~+/-70A
3. Measuring resistance: R_Mmin R_Mmax with +/-12V @ +/-25A max: 54 ohm 360 ohm @ +/-70A max: 35 ohm 52 ohm with +/-15V @ +/-25A max: 54 ohm 470 ohm @ +/-70A max: 35 ohm 84 ohm
4. Secondary normal current: 25mA rms
5. Conversion ratio: 1-2-3-4:1000
6. Supply voltage(+/-5%): +/-12V~+/-15V
7. Current consumption: 12mA+ Secondary output current
8. Isolation test: Between the primary circuit to the secondary circuit(+.-.M):3kVrms/50Hz/1min
Accuracy - Dynamic Performance Data:
1. Accuracy @ I_PN, T_A=+25¢XC , @+/-15V: +/-0.5%
2. Non-linearity: better than +/- 0.2%
3. Offset current: not more than +/-0.15mA(@+25¢XC)
4. Residual current @ I_P=0, T_A= +25¢XC, after an overload of 3xI_P: +/-0.2mA
5. Thermal drift: +/-0.6mA (-40 ¢XC ~ +85 ¢XC)
6. Response time: not more than 1us
7. DI/DT accurately followed: better than 50A/us
8. Frequency Bandwidth (0.5dB): DC 0~150kHz
General Data:
1. Operating temperature: -40¢XC ~ +85¢XC
2. Storage temperature: -40¢XC ~ +90 ¢XC
3. Secondary coil resistance: not more than 66 ohm
4. Weight: 17g
5. Standards: EN 50178


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Features:

• Hall effect measuring principle
• Galvanic isolation between primary and secondary circuit
• 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