LJ(1)-2, 4, 7 zero sequence current transformer

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Product Introduction

Type description
   

 

 

 

 

 

 

 

 

 

Technical parameters Technical date

 The performance of the product conforms to IEC standard and GB1208-2006 "Current Transformer"; this series of transformers are used in conjunction with DD-11/60 relay.
The current transformer are in accordance with IlEC and GB1208-2006《CURRENTTRANSFORMER》 standarsthis seriesof transformer and DD-11/60 type velay are worked in together to use

Model
Type
Number of cables allowed through (root)
Number of cables
through(root)

Secondary total impedance (Ω)
Secondary total
impedance

Connection relay type
Connecting
relay type

Relay setting current
Adjustment
current of relay

Protection sensitivity
Protection
sensitive(A)

Power frequency withstand voltage
Power frequency
test voltage(kV)

LJ-2 1-2 ≤10 DD11/60 0.03 1-3 2
LJ-4 3-4 ≤10 DD11/60 0.03 1-3 2
LJ-7 5-7 ≤10 DD11/60 0.03 1-3 2
LJ-1 1 ≤10 DD11/60 0.03 1-3 2

 

Overall dimension drawing

 

 

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