|
e²ALPHA® |
e²ALPHA®-2S |
e²ALPHA®-G |
|
 |
 |
 |
Switchgear rated voltage |
12kV |
17,5kV |
24kV |
12kV |
17,5kV |
12kV |
Lighting impulse test voltage (1.2/50 μs)piorunowe (1,2/50μs) |
75kV |
95kV |
125kV |
75kV |
95kV |
75kV |
Power frequency test voltage (1 min) |
28kV |
38kV |
50kV |
28kV |
38kV |
28kV |
Rated frequency |
50Hz |
50Hz |
50Hz |
50Hz |
50Hz |
50Hz |
Rated current of busbar, incoming and coupling bays |
630-2000A |
630-2000A |
630-2000A |
630-2500A |
630-2500A |
do 1250 A |
Rated current of outgoing bays |
630-2000A |
630-2000A |
630-2000A |
630-2500A |
630-2500A |
do 1250 A |
Rated short-time withstand current (3 s)(1s)3) |
do 31,5kA |
do 31,5kA |
do 25kA |
do 31,5kA |
do 31,5kA |
do 25kA |
Internal arc resistance (1s)(0,1s)3) |
do 31,5kA |
do 31,5kA |
do 25kA |
do 31,5kA |
do 31,5kA |
do 25kA |
Rated peak withstand current |
do 80kA |
do 80kA |
do 63kA |
do 80kA |
do 80kA |
do 63kA |
Switchgear protection rating |
IP 4X / IP 54 |
IP 4X / IP 54 |
IP 4X |
IP 4X / IP 54 |
IP 4X / IP 54 |
IP 4X / IP 54 |
Accessibility of compartments |
LSC2B |
LSC2B |
LSC2B |
LSC2B |
LSC2B |
LSC2B |
Classification of enclosures |
PM |
PM |
PM |
PM |
PM |
PM |
Internal arc resistance class |
AFLR |
AFLR |
AFLR |
AFLR |
AFLR |
AFLR |
Bay width |
400-800 mm |
400-800 mm |
750-950 mm |
650-1100 mm |
650-1100 mm |
600 mm |
Bay height |
21001) /
22002) mm |
21001) /
22002) mm |
2300 mm |
2680 mm |
2680 mm |
1800 mm |
Bay depth |
12501) / 13502) mm |
12501) / 13502) mm |
1440 mm |
1750 mm |
1750 mm |
1480 mm |
Maximum height of work |
1000 m |
1000 m |
1000 m |
1000 m |
1000 m |
1000 m |
Maximum relative humidity at 25 ° C |
100% |
100% |
100% |
100% |
100% |
100% |
1) - busbar current up to 1250 A (12 - 17,5 kV)
2) - busbar current up to 2000 A (12 - 17,5 kV), do 2500 A (12 kV)
3) - duration of faults for the Switchgear e2ALPHA-G
•/o - standard/option