Single Phase 1-Pole Voltage transformer

   RU SERIES

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Indoor

3.6 – 7.2 – 12 – 17.5 – 24 – 36 KV

Primary voltage up to 33000: √3

 

 

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 36/70/250 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

 

0.2 - 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

 

Voltage factor

 

1.9 Upn 8h

 

 

Ambient temperature

 

Up to + 110 °C

 

Scondary windings

 

Up to 3 secondary windings

Residual voltage winding

 

100:3 V 50VA cl3 - Delta  convection



 

 

Selection table:

Type

Un

Up

 

Rated output

Thermal output

 

kv

kv

 

maximum VA

VA

 

 

 

 

 Cl 0.2

Cl0.5

Cl1

Cl3

 

 

 

RU7

7.2/20/60

up to 6.6:√3

 

50

100

150

 

up to 300

RU10

12/28/75

up to 11:√3

 

 -

50

100

150

 

up to 300

RU11

 12/28/75

 up to 11:√3

 

 -

 50

100

 150

 

up to 300

RU12

24/50/125

up to 22:√3

 

20 

50

100

500

 

up to 1000

RU15

24/50/125

up to 22:√3

 

25 

50

200

1000

 

up to 1500

 

RU26

36/70/170

up to 33:√3

 

30 

150

300

1000

 

up to2500

 

RU30

63/70/170

up to 33:√3

 

50

100

500

2000

 

up to5000

 



 

 

Dimensions:

Type

weight

A

B

C

D

F

 

kg

mm

mm

mm

mm

mm

RU7

16

220

205

120

270

185

RU10

16

220

225

165

277

185

RU11

16

220

238

164

301

184

RU12

27

220

268

185

299

190

RU15

34

220

299

211

354

298

RU26

49

220

417

284

423

305

RU30

90

236

352

260

392

280



 

 

 
 

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