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PVA 123

Technical data

Type

PVA 123
Compliance with standardsIEC 60044-3; PN-EN 60044-3
Rated primary voltage 110: √3 kV
Highest system voltage123 kV
Rated power – frequency withstand voltage230 kV
Rated lightning – impulse withstand voltage 1,2/50 μs550 kV
Minimum creepage distance 3625; 3800* mm
Rated frequency50 Hz
Total weight650; 580* kg
Insulating oil weight [free]140 kg
*with composite insulator
Current module
Rated current [A]50 - 3000
Rated 1s thermal current [kA]10 - 63
Rated dynamic current25 - 157
    • reconnectable 1:2 or 1:2:4
Rated secondary current1 A; 5 A
Rated continuous thermal current120 %;150 %;200 %
Number of cores1 - 6
Measuring cores parameters

– total rated output

2,5 - 90 VA

– accuracy classes

from 0,2 S
Protection cores parameters

– total rated output

2,5 - 90 VA

– accuracy classes

5 P; 10 P

Voltage module
Voltage factor and time
1,5/30 s; 1,9/8 h
Number of windings:
1 - 5
Measuring/protection windings:

– rated secondary voltage

100: 3 V; 110: 3 V

– total rated output

up to 75 VA
up to 150 VA
up to 400 VA

– accuracy classes

0,1; 0,1/3P
0,2; 0,2/3P
0,5; 0,5/3P
Residual winding:

– rated secondary voltage

100:3 V; 110:3 V

– rated output

25 VA; 50 VA

– accuracy classes

3P; 6P

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    ABB contact for New Zealand

    Frank Rickaby
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