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NA25-P Current Transducer
NA25-P Current Transducer

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Quality/Safety Certification: 0.00


High accuracy Good linearity
Low thermal drift
Good current overload capability
Conform to UL94-V0 standard

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 IPN: 25A r.m.s
2. Primary current, measuring range IP: 0~+/-36A
3. Measuring resistance: RMmin RMmax
with +/-15V @ +/-25A max: 100 ohm 320 ohm
@ +/-36A max: 100 ohm 190 ohm
4. Secondary normal current: 25mA rms
5. Conversion ratio: 1-2-3-4-5:1000
6. Supply voltage(+/-5%): +/-15V
7. Current consumption: 10mA+ Secondary output current
8. Isolation test: Between the primary circuit to the secondary circuit(+.-.M):2.5kVrms/50Hz/1min

Accuracy – Dynamic performance data:
1. Accuracy @ IPN, TA=+25 oC , @+/-15V: +/-0.8%
2. Non-linearity: better than +/-0.2%
3. Offset current: not more than +/-0.15mA(@+25oC)
4. Residual current @ IP=0, TA=+25 oC, after an overload of 3xIP: +/-0.15mA
5. Thermal drift: +/-0.5mA(-25 oC ~+85 oC)
+/-0.8mA(-40 oC ~+85 oC)
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: -40ºC~+85ºC
2. Storage temperature: -50 oC ~+90 oC
3. Secondary coil resistance: not more than 117 ohm
4. Weight: 22g
5. Standards: EN 50155

Features:
1. Hall effect measuring principle
2. Galvanic isolation between primary and secondary circuit
3. Insulated plastic case made of white PPO recognized according to UL 94-V0
4. The whole current transducer comply with RoHS Directive completely

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