Nanjing Zelang Electronic Technology Co., Ltd. >> 40A 02. Class DC Immune Current Transformer

40A 02. Class DC Immune Current Transformer

40A 02. Class DC Immune Current Transformer
Price: Negotiable/Piece
Min Order: 50/Piece
Pay Type: T/T,Western Union
Prod Model: ZMDCT05
Turns Ratio: 2500:1
Application: Lighting
Type: Current Transformer
Phase: Single

Product Description

40A DC immune Current Transformer  ZMDCT05
 
1.Specification
 
CharacteristicsValues
Operating frequency50 Hz ~ 400 Hz
Operating temperature-40ºC ~ 85ºC
Relative humidity≤95%
Rated primary current  Ip40A
Maximum primary operating current Imax48A
Testing current for DC component 40A/Root 2<3%
Rated second current16mA
Transformation ratio1:2500
User supplied burden resistor10Ω
Accurate operating current range1.66%Ip~Imax
INPUT: 2.5A R:100Ω, f: 60HZOUTPUT: 99.5~100mV
Power frequency withstand voltage3Kv/1min
Insulation resistance>500MΩ/500Vdc
Interturn insulation40A/1min
Accuracy class0.2class
 
Accuracy classWith the percentage(%)of Ip
1.66520100120
Ratio Error (±%)0.20.20.20.20.2
Phase Displacement(±·)1212121212


2.Structure and Size




Current direction:

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


3.Dimension
 

4.Material List
No.MaterialSpec. modelUL codeManufacturer
1Inner coreNano-crystalline  core/ZEMING
2Outer coreAmorphous core/ZEMING
3Core shellPBTE238981QINGDAO QINKE ENGINEERING PLASTICS
4Winding2500TE258243ELEKTRISOLA HANGZHOU CO LTD
5Outside shellBlackE238981QINGDAO QINKE ENGINEERING PLASTICS
6Epoxy resinTXH-9201-10 epoxy resin insulating compoundE196959TIANJIN XINQIAO INSULATING MATERIAL CO
7Leading wireUL1007, 26AWG,
Black&White
E315651ZHEJIANG CHENGBAO WIRE & CABLE
9ConnectorMolex 5264-2P/Shenzhen Pinshang Electronic
10TapeFlame retardant,
Environmental protection
E165111JINGJIANG YAHUA PRESSURE SENSITIVE
GLUE CO LTD
Nanjing Zelang Electronic Technology is a worldwide leader in the design, manufacturing and sales of miniature current transformers & voltage transformers for the electronic Measurement, electrical power system Protection Relay, Fault Recording. ZeLang Electronic has been working closely with the leading R&D teams to meet the demands of emerging technologies. Nanjing Zeming Electronic is our Headquarters, Qingxian Zeming Langxi Electronic is our factory established in 2009, it is a private enterprise and professionally produces micro precise current and voltage transformers, split core current transformer, DC immune current transformer, and nanocrystalline cores, major products such as: Digital display meter with micro transformer, electronic meters with transformer, TTU and negative control with transformer, relay protection with transformer, energy-saving socket and so on.

At present, total number of people is more than 1500, we have 1, 000 winding machines, 15 heat treatment equipment, the daily production rate of core is up to 1, 000, 000, and the daily production rate of transformers is nearly 500, 000.

For all of our products, samples can be provided for free, but the purchaser has to endure the freight. Most of our products has in stock, we keep special stock for the fast-moving items so that the urgent orders can be met quickly from stock. The delivery cycle is generally 7-10 days. We also can design products according to your requirements. We have two larger advantage of price and quality in world.

We insist that technology is the first, adhering to a high quality, high efficiency, low consumption and low cost route, provide best products, best service, leading by an excellent team, product technology is now in the national leading level, the variety of our product is more complete.

In producing technique aspect, according to technological requirements and characteristics of micro-transformer, we use winding machines imported from the USA, and employ experienced staff to build production line; Advanced equipment, excellent staff make the product quality and reliability been guaranteed.

On management aspect, we give full play to the advantages of private enterprise flexible and efficient, and at the same time, we absorb excellent enterprise mature management experience unceasingly, so that the outstanding characteristic of modern enterprise have been fully embodied in operation, in high efficiency \low consumption and under low cost, great advantages must be shown.

We always put the product quality in the first place and smoothly obtained many certifications.

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