Engineering Change to UTS800 and UTS1200 Series MCCB: How to install the alarm relays?
All
the UTS800 and UTS1200 series MCCB manufactured after June 2023, will allow
customers to install two separate alarm relays. In the previous generations,
the 800AF and 1200AF breakers would only allow customers to add (1) alarm relay
option. See images below
In the older style breakers, the alarm relay switch would be
installed in a horizontal position. In the new style breakers, simply install
the alarm switch in the vertical position as shown in the image below: