High Accuracy 100A 0.1 Class 2500: 1 DC Immune Current Transformer From Chinese Factory

• Application: Electronic, Instrument, Position Sensor, Audio, Lighting
• Type: DC Immune Current Transformer
• Phase: Single
• Operation Condition: Indoor
• Usage: Protection, Measurement
• Winding Form: Multilayer Honeycomb Type
• Model NO.: ZMDCT21
• Insulating Medium: Insulating Paper
• Installation: Active Type
• Magnetic Circuit Structure: Combined Type
• Voltage Transformation Principle: Capacitive Type
• Turns Ratio: 2500:1
• Transport Package: Cartons
• Specification: ISO9001, ISO14001, ROHS, CE, SGS
• Trademark: zeming
• Origin: China
• HS Code: 8504311000
• Production Capacity: 1200000PCS/Year

Product Description

100A DC immune Current Transformer  ZMDCT21
 

1.Specification
 

Characteristics	Values
Operating frequency	50 Hz ~ 400 Hz
Operating temperature	-40ºC ~ 85ºC
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	10ohm
HI-POT (center OD hold to leadwire)	3000Vrms, 1min.
Insulation resistance	>500Mohm/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(±')	15	8	5	5

2.Dimension


3.Structure and Size

Current direction:

Primary current is from K to L, secondary current is from Black line to White line.


4.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