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QKC-G

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           QKC-G Hall-effect Current Sensor Series

QKC-G series is a new generation of current sensor based on the principle of Hall-effect. It can be used for detecting DC、 pulse and various irregular waveform current under electrical isolation between output and input.

Electrical characteristics

 

Type

QKC20G

QKC30G

QKC40G

QKC50G

 

IPN

Primary nominal input current

20

30

40

50

A

IP

Measuring primary current range                         

40

60

80

100

A

VSN

Nominal output voltage

4.0±1%

V

VC

Supply voltage

±12~±15(±5%)

V

Vd

Insulation voltage

3.0KV

 

Dynamic characteristics

εL

Linearity

≤1

%FS

VOM

Residual voltage                                  

IP→0                    ±25

mV

VOT

Offset voltage temperature drift                                 

IP=0  TA=–10~ +70℃      ±0.5

mV/℃

TR

Response time

≤3

μs

Generic characteristics

TA

Operation temperature                 

-40~ +85

TS

Storage temperature                 

–40~ +125

◆  overload protection

◆  electric welding equipment for the control of the welding current

◆      UPS

◆      energy control system

◆     switching power supplies

Advantages                            Typical applications

◆ insulation between input and output

◆ competitive quality /price rate

◆ no insertion loss      

◆ easy to installation                 

◆ small size, light heavy   

package outlinemm

             

Elucidation

1:+15V

2:0V

3:Vout

4:-15V

 

 
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