Bar primary current transformers

   TR SERIES  

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Primary current from 150 to15000A

For busbar up to 4 bars 300×20 mm

Insulation 0.75/4 kV

Excellent resistance to shocks, vibrations, salty atmosphere

 

Current transformers moulded in self-extinguishing resin for the measurement of AC current from 150 to 15000A.

This range has high performance characteristics, and demonstrates an excellent resistance to shocks, vibration, salts and moisture.

Technical data

Highest voltage for equipment

750V

 

 

power-frequency withstand voltage

4000V

 

 

primary current Ipn

 

150 to 15000A

 

secondary current Isn

 

5 or 1A

 

 

Frequency

 

 

50 or 60 Hz

 

 

Rated output

 

1 to 60 VA

 

 

Accuracy class

 

0.2 - 0.2S -0.5-0.5S-1-3-5P-10P-ClX

Security factor

 

5 to 20

 

 

Accuracy limit factor

 

5-10-15-20-30

 

 

Continuous thermal current

1.2 Ipn

 

 

short-time thermal current Ith

80 Ipn . 1s

 

 

Dynamic current Idyn

 

2.5Ith

 

 

Insulation class

 

E

 

 

Altitude

 

1000 m

 

Ambient temperature

 

-5C° to + 40 C°

-25C° to + 40 C°

-40C° to + 40 C°

 

Standards

 

 

IEC60044-1, IEC61869-2,ANSI C57.13



 

 

Other characteristics on request

Highest voltage for equipment

Up to 2400 V

 

power-frequency withstand voltage

Up to11 KV

 

secondary current Isn

 

0.005 to 10 A

 

Frequency

 

 

1 to 10000 Hz

 

Continues thermal current

 

1.2 to 1.5Ipn and 2Ipn

 

Ambient temperature

 

-40C° to + 70 C°

 

Standard

 

 

ANSI C57.13 – CAN3 C13 – AS 1675,IEC60044-6



 

 

Dimention table:

Type

Weight

A

B

D

E

F

G

H

L

K

 

kg

mm

mm

mm

mm

mm

mm

mm

mm

mm

TR36

2.8

150

190

107

65

112

63

93

82

15

TR39

4.2

198

214

107

90

118

60

92

65

11

TR40

7.8

296

220

105

183

125

75

105

65

15

 

 

 

 

*This document is the property of Pars Shar and maybe changed without prior notice*