User Manual

www.siemens.com/gamma
Enhanced energy efficiency through
optimal adjustment of the linds
Venetian blind actuators N 523 for North America (UL/CSA)
Approval acc. to UL and CSA
The N 523/CB04 Venetian blind actuator
is especially tailored for the North
American market. It is also UL and CSA
approved. It is possible to individually
control four Venetian blind drives with
120 V AC.
Efficient solar protection systems
This Venetian blind actuator is suitable
for controlling solar protection systems
in combination with the AP 257/22
weather station. Also available are
objects and parameterization options
for controlling the louvres and Venetian
blinds to achieve optimum shading
effects for a building.
Highlights
 UL listed (E173174), UL 916,
Open Energy Management
Equipment
 CSA certified
 Smooth adjustment of solar
protection and louvres
positioning
 Bus and direct operation,
possible to switch between
automatic and manual mode
Reference to the GAMMA catalog:
- Chapter Solar Protection, Anti-
Glare Protection, Use of Daylight