1 ZB12-…/XTOB…BC1 and ZB32-…/XTOB…CC1 overload relays
1.3 Description of device
ZB12-…, ZB32-…
11/16 MN03407004Z-DE/EN
www.eaton.com
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1.3.6 Test function
An additional Test button enables the operation of the auxiliary contact to be
checked. The Test button has a dual function here:
•
When the button is pressed, the N/C contact 95-96 opens. It falls back
again when the button is released.
This function can also be used to switch off the motor manually.
•
Pulling the Test button will trip the overload relay. The break contact
95-96 opens and the make contact 97-98 closes. After the test button is
released, the overload relay must be reset in the same way as after a
normal tripping (