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HEYI Electrical CO.,LTD

Contact person: Bethy

Position: Sales Manager

Tel: 86-577-62659558

Fax: 86-577-61712987

Mobile: 86-13968747975

E-mail: heyi@heyiele.com

bethy@heyiele.com

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 LZZBJ12-10/150b/4s current transformer

Description and meaning of model

The current transformer for epoxy resin casting the pillar structure of the fully closed.The use of advanced materials and processes,suitable for indoor AC 50-60Hz,Rated voltage of 10kV and below the power system for the current use of energy measurment and relay protection.

This product is the latest generation of high precision and high dynamic thermal stability,high-capacity product.Secondary winding of the number of 2-3,according to the different needs of any combination,applies KYN28A-12(GZS1)-type high-voltage withdrawable switchgear cabinet and other mid-cabinet.

Characteristic of structure

The current transformer is the pillar structure,the use of epoxy pouring full-closed,resistant to pollution and humidity,but also suitable for tropical regions.The transformer does not require special maintenance,just on a regular basis to remove surface dirt.Completely closed due to current transformer with epoxy resin casting.Small size,Suitable for any location,and installed in any direction.

Technical Data

1.Rated insulation level 12/42/75kV(surface condensation and artificial class II filthy conditions)

2.the load power factor 0.8lag

3.Rated secondary current of 5A

4.product standard:GB1208 the

5.Safety factor:FS<10

6.Surface creepage distance:to meet the gradeII pollution class requirements

7.Other parameters see table below

Technical parameters of double windings and double ratios

Type LZZB12-10/150b/4s
Rated primary current Accuracy class Rated output Short-time thermal current Rated Dynamic current
20,30,40,50,75,100 0.2/0.2/5P10 10/10/30 150Iln 375Iln
0.2/0.2/5P15 10/20/20
0.2/0.2/5P10 10/10/15
0.2/5P10/10P15 10/10/15
0.5/5P10/10P20 10/10/10
150,200 0.2/0.2/5P10 10/10/30 31.5 80
0.2/0.2/5P15 10/10/20
0.2/0.2/5P10 10/10/15
0.2/5P10/10P15 10/10/15
0.5/5P10/10P20 10/10/10
300,400 0.2/0.2/5P10 10/10/30 45 112.5
0.2/0.2/5P15 10/15/20
0.2/0.2/5P10 10/15/15
0.2/5P10/10P15 10/15/20
0.5/5P10/10P20 10/15/15
500 0.2/0.2/5P10 10/10/30 63 130
0.2/0.2/5P15 10/15/20
0.2/0.2/5P10 10/15/15
0.2/5P10/10P15 10/15/20
0.5/5P10/10P20 15/15/15
600,800 0.2/0.2/5P10 10/10/30 63 130
0.2/0.2/5P15 10/15/20
0.2/0.2/5P10 10/15/15
0.2/5P10/10P15 10/15/20
0.5/5P10/10P20 10/15/15
1000 ,1200 ,1250 0.2/0.2/5P10 15/15/30 80 160
0.2/0.2/5P15 15/20/20
0.2/0.2/5P10 15/20/15
0.2/5P10/10P15 15/15/20
0.5/5P10/10P20 20/15/15
Outline dimension


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Contact Online bethycai 285611779 86-13968747975 bethy@heyiele.com