Waterproof Current Transformer

Technical Parameters :

Typical Parameter:

 Item No: LKW-0.66        

  • Current Input:500A      

  • Current Output:5A

  • Accuaracy: 0.5

  • Lead Wre: 1000mm

  • Waterproof Level: IP67

Key Properties

  • Half-circle Silicon Iron cores into plastic case first, more precise parameters

  • Injecting epoxy glue through 4 holes, Higher sealing

  • Rubber sealing block between two-halves, excellent waterproof

  • Stainless screw with spring fasten, keep the force of CT locking, waterproof in differnt climate

  • Complete sealing cables & transformer connection end , guarantee IP67

 

Technical Specifications:

Drawing

IH/%Accurac Test @ Load Power Factor cosΦ=0.8, 50Hz, Room Temperature.
Measure
DateNo.LoadItem520100120

Remark
110VAA Error-0.21%-0.20%-0.51-0.71

Pass
P Error18'17'24'35'

 

Isolation Test:

Test DetailsItemResultOKNGRemark
No.
1Resistance Primary to Ground1000 MΩ
Pass
2Resistance Primary to Secondary 11000 MΩ
Pass
3Resistance Primary to Secondary 21000 MΩ
Pass
4Resistance Secondary 1 to Ground200 MΩ
Pass
5Resistance Secondary 2 to Ground200 MΩ
Pass
6Hit Pot Primary to Secondary 1 & Ground42KV 5min
Pass
7Hit Pot Primary to Secondary 1 & Ground3KV 1min
Pass

This clamp current transformer is designed for outdoor application specially.

Under water condition 3 days, it work well.