1.Used in GIS combined electrical apparatus,High voltage transformer and Through the wall bushing. 2.Adopts LPCT'+ROG sencors

10

About us:

We are specializing in the production of LR (B) (1000 kv, 750, 550, 330, 220, 110, 66) 

series sleeve type current transformer, including TPS, TPY level transient protection sleeve

type current transformer .

Product:

        Class PR current transformer(SF6 product use)

        Epoxy Resin Casting Casing Current Transformer

        Rectification Current Transformer

        TPY transient protective current 

        500KV/GIS use CT

        With rising seat CT

        35kv/10kv Outdoor pouring transformer

You can search those product in our alibaba-site.

 

Production standard:

        GB1208-2006 Chinese standard

        International Electrotechnical IEC60044- 1-2003

          British BS EN60044-1-1999 

          United States IEEE C57.131993

And other countries standard product and export.

LER(B) series electronic current transformer

sleeve type current transformer bushing current transformer

 Useing Instructions :

LER(B)series that used in GIS combined electrical apparatus,high voltage transformer and   through the wall bushing electronic current transformer ,carrys out the new awarded GB/T20840-8.2007 standards,adopts the 'LPCT' + 'ROG' double sensors ,output  by optical fiber digital ,Installation space is only 10 to 20% of the traditional transformer ,can be output by  double configuration or more, adapt GIS combination electric points box or total box structure

 

 

Type and Specification:

 

 

Type	Rated voltage(KV)	Grades combination	Outside diameter(mm)	Inside diameter(mm)	Height(mm)	Shell fixed size(mm)
LER(B)-500	500	J/B	535	199	125	Φ420(4*M12)
LET(B)-500	500	J/B/B  J/B/J/B	580	385	125	Φ420(4*M12)

 

 General technical index :

 

Program	Technology  Parameters
Structure form	Wear core type, coil type
rated current	50-3150A
rated expand primary current factor	2.0
rated output (meatsuring/ protective)	2D41H/01CFH
accuracy class	0.2,0.2S,0.1
protective accuracy class/ limit factor	5P,5TPE /25-50
Sampling rate	80-200point/round(adaptive )
Sampling model	Asynchronous and synchronous / 16 point
Rated output delay	100μs,0μs
Dynamic thermal stable current	same with the electrical  appliances
Wake up time	0
power	DC 220V/0.1A

 

 

We provide excellent after-sales service , all parts can be sent within a week .

If you have a structure configuration requirements please contact us ,we'll give you the best service. We will make every effort to do it according to your requirements and you can check it.