KZ4 series current sensor

Product Overview

Functional characteristics

Parameter specifications

Test circuit

Data Download

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Product Overview

Rated measuring current: ±300A~±2000A; Measuring range: ±600A~±2500A; Rated output voltage: ±5V

Zero offset voltage: ±20mV; Power supply voltage: ±15VDC (±5%)

Passed ISO 9001:2015; Fully compliant with RoHS and REACH requirements

Functional characteristics

Product characteristics

Easy to install

Small size, save space

No insertion loss

Strong anti-interference ability

Application field

AC variable speed driver

DC motor drives static converter

Communication power supply

Uninterrupted power supply

Switching power supply

Electric welding machine

Product characteristics

Passed ISO 9001:2015

Reference standard: JB/T 7490-2007;

Storage environment: Temperature -40℃~ +125℃, relative humidity: not more than 95%(25℃)

Parameter specifications

ELECTRICAL PROPERTIES(Environmental parameters are @TA = 25 ° C, RL = 10 kΩ unless otherwise stated)

Model number

KZ4-300A

KZ4-500A

KZ4-1000A

KZ4-1500A

KZ4-2000A

Rated input IP  

±300A

±500A

±1000A

±1500A

±2000A

Measure range  IPM

±600A

±1000A

±2000A

±2500A

±2500A

Rated output voltage VOUT 

±5V

Offset voltage VO

±20mV

Supply voltage VC

±15V DC(± 5%

Load resistance  RM

≥10KΩ

Linearity  εL

≤0.5%FS

Overall accuraty  X

±1%FS

Offset voltage drift VOUT

±0.5mV/℃

VOUT

Amplitude voltage temperature drift

≤0.05%/℃

Current consumption IC

≤40mA

Frequency bandwidth-3db BW

DC-20KHz

Response time TR

≤3us

di/dt accurately followed

>50A/us

Galvanic isolation  VD

50Hz,1min,5KV

Ambient operating temperature TA

-25~+85℃

Ambient storage temperature TS  

-40~+95℃

Mass  m

≈250g

Customized:  If there is no suitable product for your use in the above table, we can customize the product according to your technical and structural requirements. Please contact us.




图片1


Mechanical characteristics 

General tolerance

± 0.5 mm

Other tolerance execution

GB/T 1804-2000-M

Connection of secondary

2510-4P

Fixing hole size

Φ4.5mm

Fastening steel screw  

M4

Recommended fastening torque

1.0Nm (± 10 %)

Recommended wave soldering temperature

265℃±5℃

Remarks:

The false wiring may result in the damage of the sensor.

VOUT is positive when IP flows in the direction of the arrow.

Dynamic performances (di/dt and response time) are best with a single bar completely filling the primary hole.

Temperature of the primary conductor should not exceed 100°C.

Detection circuit

图片2

Data Download

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