ABB UniGear ZS1 User Manual

9
Main parameters for UniGear ZS1 panels with switch-disconnector
Rated voltage
[kV] 7.2 / 12 17.5 24
Rated power frequency withstand voltage
(1)
[kV / 1 min] 28 38 50
Rated lightning impulse withstand voltage [kV] 75 95 125
Rated frequency [Hz] 50 / 60 50 / 60 50 / 60
Rated current of busbars [A] ...4 000 ...4 000 …3 150
Rated current of branches [A] ...630 ...630 ...630
Rated breaking current of switch-disconnector
(power factor = 0.7)
[A] ...630 ...630 ...630
Rated short time withstand current of switch-
disconnector
(2)
[kA / 1 s] ...25 ...25 ...25
Internal arc withstand current
(3)
[kA / 1 s] …25 …25 …25
Rated peak withstand current [kA] …63 …63 …63
Maximum rated current of the fuses [A] 100 63 63
Auxiliary voltage DC [V]
24 / 48 / 110
/ 220
24 / 48 / 110
/ 220
24 / 48 / 110
/ 220
Auxiliary voltage AC [V] 110 / 230 110 / 230 110 / 230
Main parameters for UniGear ZS1 panels with vacuum contactor
Rated voltage [kV] 7.2 12
Rated insulation voltage [kV] 7.2 12
Rated power frequency withstand voltage [kV / 1 min] 20 (32)
(3)
28 (42)
(3)
Rated lightning impulse withstand voltage [kV] 60 75
Rated frequency [Hz] 50 / 60 50 / 60
Rated short time withstand current
(1)
[kA] ...50 ...50
Peak current [kA] ...125 ...125
Internal arc withstand current
(2)
[kA / 1 s] ...50 ...50
Maximum rated current of the contactor [A] 400 400
3.3 Dimensions and weights
Dimensions of UniGear ZS1 12 / 17.5 kV panels
A Height
[mm] 2 200 / 2 595
(1)
B Width
- Feeder panels up to 1 250 A ( ≤ 40 kA)
(4)
[mm] 650
- Feeder panels up to 1 250 A ( ≥ 31.5 kA) [mm] 800
- Feeder panels 1 600 - 2 000 A [mm] 800
(2)
- Feeder panels above 2 000 A [mm] 1 000
- Feeder panels 63 kA [mm] 1 000
C
(3)
Depth
- Up to 2 500 A, 31.5 kA [mm] 1 340
- 3 150 A, 50 kA [mm] 1 390
- 4 000 A, 50 kA [mm] 1 455
- 1 250 - 2 000 A, 63 kA [mm] 2 089
- 3 150 - 3 600 A, 63 kA [mm] 2 139
- 4 000 A, 63 kA [mm] 2 154
D Height of the basic part of panel [mm] 2 100
E Height of the basic part of panel [mm] 1 495
(1) Height of the low voltage compartment is 705 / 1 100 mm
(2) 1 000 mm on request
(3) Deeper units are available on request
(4) Feeders equipped with the vacuum contactors are 650 mm wide up to the 50 kA short-time current and up to 12 kV rated
voltage
Dimensions of UniGear ZS1 24 kV panels
A Height
[mm] 2 325 / 2 720
(1)
B Width
- Feeder panels up to 1 250 A [mm] 800
(2)
- Feeder panels above 1 250 A [mm] 1 000
C
(3)
Depth [mm] 1 700
(4)
D Height of the basic part of panel [mm] 2 200
E Height of the basic part of panel [mm] 1 620
(1) Height of the low voltage compartment is 705 / 1100 mm
(2) 1 000 mm on request
(3) Deeper units are available on request
(4) For short-time current up to 25 kA a 1560 mm depth version is available
Dimensions of UniGear ZS1 panels with the switch-disconnector
12 / 17.5 kV 24 kV
A Height [mm] 2 200 / 2 595
(1)
2 325 / 2 720
(1)
B Width - Outgoing and incoming panels [mm] 800
(3)
1 000
C Depth [mm] 1 340 1 700
(2)
D Height of the basic part of panel [mm] 2 100 2 200
E Height of the basic part of panel [mm] 1 495 1 620
Note: The dimensions must by verified according to the relevant order documentation
Note: Weight of panel including of switch-disconnector (12 and 17.5 / 24 kV) is cca 750 / 950 kg
(1) Height of the low voltage compartment is 705 / 1 100 mm
(2) 1 560 mm depth version available on request
(3) 630 A (max. current of switch-disconnector panel limited by coordinated fuses)
—
3. Technical data

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