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φ12mm DC immune current transformer 2500:1 120A

Application and Features:
1. for electronic energy meters, single-phase and three-phase meters
2.The iron core is made of high quality ferrous amorphous alloy and nanocrystalline alloy material,
and the secondary wire is made of high strength electromagnetic enameled wire, fully epoxy resin seal, with high precision and good linearity.
3.The cases adopts imported flame retardant PBT material with good mechanical and electrical strength.
4.Small size, light weight, easy to install.
3. precision power meter
4. Low cost, small size, high accuracy, PCB mounting pattern
5. fully ROHS compliant , CE approved

Specification

 

Characteristics

Values

Operating frequency

50 Hz ~ 400 Hz

Operating temperature

-40~ 85

Relative  humidity

≤95%

Rated  primary  current Ip

100A

Maximum primary operating current Imax

120A

Testing current for DC component 120A/Root 2

3%

Rated second current

40mA

Transformation ratio

2500:1

User supplied burden resistor

10Ω

HI-POT (center OD hold to leadwire)

3000Vrms, 1min.

Insulation resistance

>500MΩ/500Vdc

Accuracy  class

0.1class


Accuracy class

With the percentage(%)of Ip

5

20

100

120

Ratio Error (±%)

0.4

0.2

0.1

0.1

Phase Displacement(±ˊ)

15

8

5

5



Dimension

图片1



Electrical schematic


                                              图片2


Current direction:

“*” Means same polarity

 

Primary current is from K to L, secondary current is from white wire to black wire




Material List

No.

Material

Spec. model

UL code

Manufacturer

1

Inner core

Nano-crystalline core

/

ZEMING

2

Outer core

Amorphous core

/

ZEMING

 

3

 

Core shell

 

PBT

 

E238981

QINGDAO QINKE ENGINEE RING PLASTICS CO

LTD

4

Winding

0.13mm, 2500T

E258243

ELEKTRISOLA HANGZHOU

CO  LTD

 

5

 

Epoxy resin

TXH-9201-10 epoxy resin in sulating compound

 

E196959

TIANJIN XINQIAO INSULATI NG MATERIAL

CO  LTD

 

6

 

Leading wire

UL1007, 26AWG,

Black&White

 

E315651

ZHEJIANG CHENGBAO WIR E & CABLE CO

LTD

7

Case

Black

E238981

QINGDAO QINKE ENGINEE

RING PLASTICS CO LTD

8

Connector

Molex 5264-2P

/

Shenzhen Pinshang Electronic

 

9

 

Tape

Flame retardant, Environmental protection

 

E165111

JINGJIANG YAHUA PRESSURE SENSITIVE

GLUE CO LTD


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