Contact Readiness Auto Test - ABB Emax 2 Installation And Maintenance Manual
Direct/cic replacement of legacy ge ak 600a - 4000a circuit breakers used in akd-5 & substructures
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34 - Contact readiness Auto Test
The output of 2K-1 module consists of 2 contacts K11-K12 and K13-K14. Configure these two
output contacts as per following to control the fans.
Figure 105
Figure 106
Autotest command that activates the automatic sequence of output tests (contacts and
LEDs) and input test (LED), and includes the following operations:
1. Reset output contacts (= open) and LEDs (= off).
2. Turn on all the LEDs in sequence (output and input)
3. Closure and shutdown of the two output contacts in sequence, switching on the relative
LEDs.
4. Restore initial conditions
The Autotest command closes the contacts regardless of the configuration set by the user
58| © 2020 Emax 2 Retrofill Circuit Breakers 600A-4000A
2TSA451011P0000 Rev-B
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