ABB NAL Series User Manual

64
MOUNTING AND OPERATION MANUAL INDOOR AIR SWITCH-DISCONNECTOR, NAL/NALF/VR
Rated
system
voltage
[kV]
Transformer Fuse-link
Switch-fuse
combination
dedicated
type
Rated
power S
R
[kVA]
Relative
impedance
voltage
uk [%]
Rated
current I
R
[A] 100%
Rated
current I
R
[A] 120 % Type
Rated
voltage
U
R
[kV]
Rated
normal
current
I
R
[A]
Length
e [mm] Catalogue number
15 - 17.5
50 4 1.90 2.28 CEF 10/17.5 6.3 292
367
442
1YMB711713M2512
1YMB711713M3512
1YMB711713M4512
NALF 17.5 kV
75 4 2.90 3.48 CEF 10/17.5 10 292
367
442
1YMB711716M2512
1YMB711716M3512
1YMB711716M4512
100 4 3.80 4.56 CEF 10/17.5 10 292
367
442
1YMB711716M2512
1YMB711716M3512
1YMB711716M4512
125 4 4.80 5.76 CEF 10/17.5 10 292
367
442
1YMB711716M2512
1YMB711716M3512
1YMB711716M4512
160 4 6.20 7.44 CEF 10/17.5 16 292
367
442
1YMB711718M2512
1YMB711718M3512
1YMB711718M4512
200 4 7.70 9.24 CEF 10/17.5 16 292
367
442
1YMB711718M2512
1YMB711718M3512
1YMB711718M4512
250 4 9.60 11.52 CEF 10/17. 5 20 292
367
442
1YMB711719M2512
1YMB711719M3512
1YMB711719M4512
315 4 12.10 14.52 CEF 10/17.5 20 292
367
442
1YMB711719M2512
1YMB711719M3512
1YMB711719M4512
400 4 15.40 18.48 CEF 10/17.5 25 292
367
442
1Y MB711721M2512
1Y MB711721M3512
1Y MB711721M4512
500 4 19.20 23.04 CEF 10/17.5 31.5 292
367
442
1Y MB711724M2612
1Y MB711724M3512
1Y MB711724M4512
630 4 24.20 29.04 CEF 10/17.5 40 292
367
442
1YMB711725M2612
1Y MB711725M3512
1YMB711725M4512
800 5 30.80 36.96 CEF 10/17.5 40 292
367
442
1YMB711725M2612
1Y MB711725M3512
1YMB711725M4512
1000 5 38.50 46.20 CEF 10/17.5 50 292
4)
367
442
1Y MB711727M2812
4)
1Y MB711727M3612
1Y MB711727M4612
1250 5 48.10 57.72 CEF 10/17. 5 63 292
4)
367
442
1YMB711729M2812
4)
1Y MB711729M3612
1YMB711729M4612
1600 6 61.60 73.92 CEF 10/17.5 80 292
4)
367
442
1Y MB711731M2812
4)
1Y MB711731M3612
1Y MB711731M4612
2000 6 77.0 0 92.40 CEF 10/17.5 100 292
367
442
1Y MB711733M2812
1Y MB711733M3812
1Y MB711733M4612
2500 6 96.20 115.44 CEF 10/17.5 125 367
4)
442
1Y MB711735M3812
4)
1YMB711735M4812
—
1)
Fuse link is not able to clear independently transformer secondary side terminals short circuit current
2)
Available for 100% load only

ABB NAL Series Specifications

General

Brand	ABB
Model	NAL Series
Category	Switch
Language	English