Page 185 - Motor protection and control Manual motor starters, contactors and overload relays

ABB MOTOR PROTECTION AND CONTROL 3/111

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Control by safety PLCs or safety relays Easy safety chain identification
ABB’s AFS contactors can be controlled directly by safety The yellow housing of ABB’s AFS contactors makes identify-
PLCs or safety relays, or by a power relay depending on size. ing the safety product in your panel quicker. During routine
AFS contactors is part of the ABB safety family, and selected maintenance work, ABB’s intuitive design saves valuable time.
sizes are tested together with ABB's Pluto safety PLC and
the Sentry safety relay. For full coordination please advise
ABB. The auxiliary contacts only require a minimum switching
capacity of 3 V / 1 mA. They guarantee system status feed-
back, making the system safe and reliable.

Pluto safety PLC

Sentry safety relay

Panel size reduction Built-in surge suppression
Utilizing AF technology, AFS coils needs up to 60% less Unlike conventional contactors, ABB's AFS contactors have
energy than conventional contactor coils. This allows for built-in surge suppression, preventing surges from ever
smaller transformers to be used for contactor control, reaching the control circuit. With no need for the usual
which in turn allows for more efficient use of panel space. external surge suppressor add-ons, ABB’s solution means one
Using AFS contactors saves money and precious space. less device to install and one less complication to manage.

1SBC100524S0201