• CT Current Transformer 11kv Current Ratio 20/5/5A Accuracy Class 0.5 10p10
  • CT Current Transformer 11kv Current Ratio 20/5/5A Accuracy Class 0.5 10p10
  • CT Current Transformer 11kv Current Ratio 20/5/5A Accuracy Class 0.5 10p10
  • CT Current Transformer 11kv Current Ratio 20/5/5A Accuracy Class 0.5 10p10
  • CT Current Transformer 11kv Current Ratio 20/5/5A Accuracy Class 0.5 10p10
  • CT Current Transformer 11kv Current Ratio 20/5/5A Accuracy Class 0.5 10p10

CT Current Transformer 11kv Current Ratio 20/5/5A Accuracy Class 0.5 10p10

Application: Instrument, Metering
Type: Current Transformer
Phase: Single
Operation Condition: Indoor
Usage: Protection, Measurement
Winding Form: Single Layer & Tightly Wound Type
Customization:

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Basic Info.

Model NO.
LZZBJ9-10A
Insulating Medium
Epoxy Resin
Installation
Extension Type
Magnetic Circuit Structure
Single Stage Type
Voltage Transformation Principle
Electromagnetic Type
Transport Package
Export Box
Trademark
DGG
Origin
China
HS Code
8504311000
Production Capacity
100000PCS/Year

Product Description

CT Current Transformer 11kv Current Ratio 20/5/5A Accuracy Class 0.5 10p10CT Current Transformer 11kv Current Ratio 20/5/5A Accuracy Class 0.5 10p10General

This type of current transformer adopts epoxy-resin vacuum casting and fully enclosed post structure, is applicable for power systems of rated frequency 50Hz or 60Hz rated voltage up to and including 10kV, used for electric energy metering, current measurement, and relay protection, it can be an arbitrary combination of classes 0.2S, 0.2, 0.5 and 10P.
It complies with the standards GB20840.1-2010 Instrument transformers-Part 1: General requirements, GB 20840.2-2014 Instrument transformers- Part 2: Additional requirements for current transformers, and JJG 313-2010 Instrument Current Transformers.



Use environment
  1. Altitude: should not exceed 1000m
  2. Ambient temperature:-5ºC~+40ºC
  3. Air relative site: indoor.

Technical parameter
  1. Insulation level:12/42/75kV
  2. Power factor:cosΦ=0.8(lag)
  3. Rated secondary current: 5A or 1A
  4. Rated frequency:50Hz or 60Hz
  5. Weight: 21kg

Transformer ratio
 
Rated primary current(A) Accuracy class Rated output(VA) Rated short-time thermal
current(kA/s)
Rated insulation level(kA)
5 0.2S
0.2S/0.5
0.2S/0.5/10P10
0.2S/10P10
10
10/10
10/10/15
10/15
0.36 0.9
10 0.72 1.8
15 1.08 2.7
20 1.44 3.6
25 1.8 4.5
30 2.16 5.4
40 2.88 6.3
50 3.6 7.2
60 4.32 8.1
75 5.4 13.5
80 5.76 14.4
100 7.2 18
120 8.64 21.6
150 10.8 27
200 14.4 36
250 18 45
300 21.6 54
400 28.8 63
500 36 72
600 43.2 108
800 57.6 120
1000-1500 72 144


Outline and Dimensions
CT Current Transformer 11kv Current Ratio 20/5/5A Accuracy Class 0.5 10p10 CT Current Transformer 11kv Current Ratio 20/5/5A Accuracy Class 0.5 10p10 CT Current Transformer 11kv Current Ratio 20/5/5A Accuracy Class 0.5 10p10

 

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