Trip Unit Overview; General Characteristics - ABB SACE Tmax XT7 Operation And Maintenance Manual

Trip unit Overview

1 - General characteristics

Families SACE Tmax XT7 can be configured to operate with two Trip unit families:
Main functions The Ekip Touch Trip unit provides the following functions:
Presentation
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• Ekip Dip with interface via dip-switches
• Ekip Touch with touchscreen display
Both families provide protection and measuring functions related to signals from the installation and are
available in different models and versions.
There are six Ekip Touch models available:
• Ekip Touch
• Ekip Touch Measuring
• Ekip Hi-Touch
• Ekip G Touch
• Ekip M Touch
• Ekip G-Hi Touch
As mentioned previously, a description of Ekip Touch is given in this manual;consult the Installation Instructions
for a description of Ekip Dip; references are given on page 4
1. Measurement: measurement of different quantities, such as: current, voltage, power, energy
2. Protection: depending on the measurements made and the parameters configured by the user, the
Trip unit checks for the presence of alarms and commands circuit-breaker opening if necessary
3. Signalling: management of contacts and communication networks to optimize plant efficiency,
communication among different CB and other functions
The functions are provided both by transducers and actuators inside the circuit-breaker, and by means of a
vast range of external accessories.
Figure 2
Ekip Touch has a touchscreen display (1) for accessing the configuration menus and checking parameters,
measurements and information (page 26).
The nominal size of the Rating plug (2) can be checked on the front (page 136).
All the external connections, including the supply and communication modules, the external sensors and
mechanical accessories, are available in the upper terminal box (3) (page 13 for an overview of the electronic
accessories, refer to the Technical catalog and Circuit diagrams for all the other accessories).
ABB | SACE Tmax XT
Trip unit Overview | 1 - General characteristics