ABB UniGear ZS1 Instruction Manual

51
58.5 3.5 (58.6) 3.4 58 2.2 58.5 3162
58.1 58.7
(35)
165 2 3163
3.3 3,4 162 2.2
(10)
3.3
35
2432
80
70
M10
35
50
32
15
3.4
25
2432
80
3.5
58.1 58.7 (58.6) 165 2 3163
Figure 80: 24 kV panels - Bolted busbar joint for top-mounted box, shown for left-hand busbar end. In continuous
busbars is the connection is similar, but without the lid holder 58.1 and without the spacer plate 3.5.
2 Branch conductor
2.2 Branch conductor to the top-mounted box
3 Busbar section
3.3 Spacer plate, 10 mm thick
3.4 Threaded plate
3.5 Spacer plate
58 Insulating cover
58.1 Lid holder
58.5 Lid for insulating cover
(58.6) Washer 2 mm
58.7 Washer 3 mm
162 Cylinder screw
163 M10 hexagon socket head screw
165 10 mm spring washer

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