ABB UniGear ZS1 Instruction Manual

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4.6.2.1 Handling by means of crane
Circuit Breakers
Hook the lifting bolts to the relevant supports (figure 34). While handling, pay the utmost attention not
to put any stress on the insulating parts and on the circuit-breaker terminals (figure 35).
Before putting into service, remove all the lifting eyebolts.
Contactor
• Insert the lifting bar (1) centring it with the contactor;
• Hook the bracket (2) to the lifting bar (1);
• Hook the bracket (2) by means of a spring catch and lift the contactor;
To remove the lifting equipment proceed in reverse order.
Figure 34: Correct handling Figure 35: Wrong handling
Figure 36: Mounting the lifting equipment
4.6.2.2 Handling by means of fork lift trucks
Do not insert the truck forks straight underneath the apparatus but put the apparatus on a
sturdy support.
Handling by means of fork-lift trucks can be carried out only after the apparatus has been positioned
on a sturdy support.
While handling, pay the utmost attention not to put any stress on the insulating parts and on the circuit-
breaker terminals.
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2
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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