Switchgear Type Overview; Figure 24: Unigear Zs1 Digital (17.5 Kv, 4 000 A, 50 Ka); Table 3: Overview Of Unigear Digital In Unigear Switchgear Family - ABB UniGear Series Engineering Manual

U NIG E AR DIG ITAL
2.4

Switchgear type overview

UniGear Digital is available for the following switchgear types:
– UniGear ZS1
– UniGear 550
– UniGear 500R
– UniGear MCC

Table 3: Overview of UniGear Digital in UniGear switchgear family

Switchgear
type
UniGear ZS1
UniGear 550
UniGear
500R (IEC)
UniGear MCC

Figure 24: UniGear ZS1 Digital (17.5 kV, 4 000 A, 50 kA)

1V LG 5 000 07 E
Busbar UniGear
arrangement Digital
Single
Yes
busbar
Double
No
busbar
Back to back No
Single
Yes
busbar
Single
Yes
busbar
Single
Yes
busbar
S WIT CHG E AR T Y P E O V E RV IEW
Voltage level Rated feeder
current
Up to 24 kV Up to 4 000A
Up to 24 kV Up to 4 000A
Up to 24 kV Up to 4 000A
Up to 12 kV Up to 1 250A
Up to 17.5 kV Up to 2 000A
Up to 12 kV Up to 400A
Rated short-
circuit
current
Up to 50kA/
3 s
Up to 31.5kA/
3 s
Up to 50kA /
3 s
Up to 31.5kA/
3 s
Up to 31.5kA/
3 s
Up to 50 kA/
3 s
2 3