three phase step voltage regulator

10MVA THREE PHASE STEP VOLTAGE REGULATOR

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33KV 10MVA THREE PHASE STEP VOLTAGE REGULATOR

No

Description 

Unit

Guarantee Offer Data

1

Country of Origin

 

Made in China

2

Brand

 

Rockwell

3

Model type

 

RVR-3

4

Installation

 

Outdoor

5

Max. ambient temperature

-25~40

6

Altitude

m

1000

7

Transmission Line capacity

kVA

10MVA

8

Over loading

 

1.12

9

Rated Frequency 

Hz

50

10

Vector group

 

Ya0

11

Nominal Input voltage

kV

33

 

Min voltage

kV

27

 

Max voltage

kV

34.5

12

Nominal output voltage

kV

33

11

Refrigerant

 

ONAN

13

The temperature rise -Top oil

K

55

14

The temperature rise --Winding

K

60

15

Winding material

 

Copper

16

Noise level 

dB

56

17

Basic insulation level(BIL) 

kV

70

18

Power frequency withstand voltage 

kV

20

19

Tap changer positions

 

32

20

Voltage range of per step (Accuracy) 

%

0.625%

21

Accessories

 

 

21.1

On load tap changer

 

HM-CV

 

Tap position

 

8

 

Switch contact resistance

μΩ

500

 

Basic lighting impulse 

kV

170

 

Tap changing time per step 

ms

15~24ms

 

Mechanical life

 

Not less than 200000

21.2

Controller

 

 

 

Brand

 

ROCKEWELL

 

Type

 

ROCKWELL

 

Controller power source 

V

AC220V

 

Controller cable length 

M

6

31.3 

Pressure relief

Yes/No

Yes

31.4

Oil level indicator 

Yes/No

Yes

21.5

Oil drain valve 

Yes/No

Yes

21.6

HV bushing 

Yes/No

Yes

21.7

PT for metering 

Yes/No

Yes

21.8

CT for metering  

Yes/No

Yes


10MVA THREE PHASE STEP VOLTAGE REGULATOR