Voltage transformer with fuze

   EPR,UR,ZEL SERIES

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3.6 – 7.2 – 12 – 17.5 – 24 – 36 KV

Primary voltage up to 33000: √3 v

 

 

 

Single pole voltage transformer vacuum moulded in self-extinguishing epoxy resin for measurement of AC voltages between phase and earth up to 33000: √3 V.

This range is also suitable for the power supply of auxiliaries up to 5000 VA.

 

Technical data

 

 

 

 

Rated insulation level

 

3.6/16/45 Kv to 36/70 Kv

primary voltage Upn

 

Up to 33000:√3V

 

secondary voltage Usn

 

100√3 - 110 √3 V

 

Frequency

 

 

50 or 60 Hz

 

 

Rated output

 

Up to 200VA cl0.2-500VA cl0.5-1000VA cl1

Accuracy class

 

0.1 - 0.2 - 0.5 - 1 - 3 - 3P - 6P

Voltage factor

 

1.2 Upn continuously

 

Thermal limiting output

 

Up to 5000 VA

 

Insulation class

 

A

 

 

Altitude

 

1000 m

 

Ambient temperature

 

-5C° to + 40 C°

-25C° to + 40 C°

-40C° to + 40 C°

 

Standards

 

 

IEC60044-2, IEC61869-3



 

 

Other characteristics on request

Secondary Voltage Usn

 

24:√3 to 380:√3 v

 

Voltage factor

 

1.9 Upn  8 h

 

 

Ambient temperature

 

Up to + 110 °C

 

Scondary windings

 

Up to 3 secondary windings

Residual voltage winding

 

100:3 V 50VA cl3 - Delta  connections

on a 68.1 W or 150 W resistor



 

 

Selection table:

Type

Un

Up

 

Rated output

Thermal output

 

kv

kv

 

maximum VA

VA

 

 

 

 

Cl0.2 

Cl0.5

Cl1

Cl3

 

 

 

 

EPR 10

 12/28/75

Up to 11 

 

 -

50 

 100

 150

 

Up to 300 

EPR 20

 24/50/125

Up to 22

 

 25

50

100

500

 

Up to 1000

EPR 30

36/70/170 

Up to35

 

 50

 100

 500

 2000

 

Up to 5000 

UR 3

 36/70/170

 Up to 35

 

 50

100

500

 2000

 

Up to 5000 

ZEL 10

12/28/75

 Up to 11

 

 -

 50

100

 150

 

Up to 300  

ZEL20

24/50/125

Up to 11

 

25

50

100

-

 

Up to 300



 

 

Dimensions:

Type

weight

A

B

C

D

E

F

G

H

J

 

kg

mm

mm

mm

mm

mm

mm

mm

mm

mm

EPR 10

22 

60

76

 106

265

407

 273

160

303

130

EPR 20

29

61

76

 110

293

 505

317

188

332

126

EPR 30

 62

61

78

 159

 418

652

 366

 240

497

90



 

 

 

 
 
 

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