ABB STD 420E

Start-up ENG 43
On-site operation
Using exchangeable control elements, the Universal
Master Dimmer can also be operated on the spot.
Exchange of the standard cover against rotary dimmer
control element, pushbutton control element or timer
control element.
Fig. 4
6543/10
(STD-OCP)
6543/11
(STD-OCD)
6543/12
(STD-OCT)
6583-xxx
(STD-500U)