ABB Emax 2 Installation And Maintenance Guide

2TSA451011P0000 Rev-B © 2020 Emax 2 Retrofill Circuit Breakers 600A-4000A | 33
Install AKD5 Retrofill Breaker
Danger
 It must be ensured that the supply power to
the compartment is turned off/
compartment is de-energized for all the
incoming and outgoing circuits of the LVS
prior to any work being conducted on it.
 During the installation and related work on
the equipment, it must be ensured that the
operator is using the prescribed PPE for the
specified tasks.
 Ensure only qualified personnel install, operate, service and maintain all electrical
equipment.
1. Before inserting the retrofit breaker into the cabinet, make sure that the breaker is
switched off. If the spring indicator shows that it is charged, the assembly needs to
be discharged, by first switching on the breaker and then switching it off.
After racking in the cassette, get ready to install the AKD-5 breaker assembly by
installing lifting plates). Use a tool or screwdriver to keep them up, if necessary (figure
64).
Figure 64
Loading Emax2 Breaker Into the Cradle
Figure 65
Loading Emax2 Breaker Into the Cradle

ABB Emax 2 Specifications

General

Breaking Capacity	Up to 150 kA
Number of Poles	3 or 4
Standards	IEC 60947-2
Rated insulation voltage	1000V AC
Mounting	Fixed, Withdrawable