ABB UniGear ZS1 User Manual

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3. Technical data
ABB wishes to highlight that values of dimensions and weights provided herein are preliminary and may change after final design
preparation, based on final scope of supply and installation details of the switchgear. As a consequence, provided values of dimensions and
weights are NOT to be considered as final but only for standard reference purposes.
ACCORDINGLY, YOU EXPRESSLY ACKNOWLEDGE AND AGREE THAT VALUES OF DIMENSIONS AND WEIGHTS PROVIDED HEREIN ARE NEITHER
FINAL NOR BINDING AND THAT THE RESULT OF THEIR USE IS NEITHER FEASIBLE NOR ACCURATE NOR ERROR FREE.
Figure 2: Dimensions of UniGear ZS1 panel
Weight of the UniGear ZS1 panels including withdrawable circuit-breaker part
12 / 17.5 kV 24 kV
Rated current up to 1 250 A [kg] 800 - 850 1 000 - 1 050
Rated current 1 600 A [kg] 850 - 900 1 200
Rated current 2 000 A [kg] 850 - 900 1 200
Rated current 2 500 A [kg] 1 200 1 200
Rated current 3 150 A [kg] 1 200 1 300
Rated current 4 000 A [kg] 1 400 x

ABB UniGear ZS1 Specifications

General

Rated Voltage	up to 24 kV
Rated Current	up to 4000 A
Frequency	50/60 Hz
Rated Short-Circuit Breaking Current	up to 50 kA
Rated Peak Withstand Current	up to 125 kA
Insulation	Air-insulated
Type of Switchgear	Metal-clad
Rated Short-time Withstand Current	up to 50 kA for 3s
Internal Arc Classification	IAC AFLR
Protection Degree	IP4X
Busbar System	Single and double busbar
Type Tested Assembly	IEC 62271-200
Dimensions	Varies depending on configuration
Weight	Varies depending on configuration