Electrical characteristics

Type

RTCSM025AY

IPN

Primary nominal input current

25

A

IP

Measuring range of primary current                        

0~±36

A

ISN

Secondary nominal output current

25

mA

KN

Conversion ratio

 1-2-3-4:1000

RM

Measuring resistance (VC=±15V)

IP =±25A      54~360

IP =±36A       68~190

RM

VC

Supply voltage

  ±12~±15(±5%)

V

IC

Current consumption

VC=±15V                      10+Is

mA

VD

Insulation voltage

AC/50Hz/1min                  2.5

kV

εL

Linearity

<0.2

%FS

X

Accuracy

TA=25℃ VC =±15V             <±0.7

%

IO

Zero offset current

TA=25℃                     <±0.15

mA

IOM

Residual current                                 

IP→0                        <±0.15

mA

IOT

Thermal drift of I0                             

IP=0  TA=-25~+70℃           <±0.5

mA

TR

Response time

<1

μs

f

Frequency bandwidth(-1dB)

DC~100

kHz

TA

Ambient operating temperature                 

-25~+70

℃

TS

Ambient storage temperature                 

-40~+100

℃

RP

Primary coil resistance

TA=25℃                     ≤1.25

mΩ

RS

Secondary coil resistance

TA=70℃                       40

Ω

RIS

Isolation resistance

TA=25℃                     ≥1500

MΩ

Standard

Q/3201CHGL02-2007

Dimensions of drawing (mm)                                      Connection

Remarks

·Incorrect connection may lead to the damage of the sensor.
·ISN is positive when the IP flows in the direction of the arrow.