Siemens SENTRON 3WA1 - Page 256

Accessories
4.3 Control and signaling accessories
3WA1 air circuit breaker
254 Equipment Manual, 02/2023, 92310000002-06
The following circuit diagram shows the integration of the digital input/output module
IOM230 into a control and signaling system. Depending on the load, a coupling relay
must be used at the output.
Chapter The bus system (Page 138) describes the connection of the module at the
CubicleBUS².
Technical specifications and connection IOM350
Rated control supply voltage US
24 V DC ± 20%
Power consumption
1.25 W
Current consumption
52 mA if no relay energized
120 mA if all five relays are energized
Max. number of modules on CubicleBUS
2
5
Suitability for use
Installation in stationary power distribution
equipment within closed rooms
Type of mounting
DIN rail 35 mm
Mounting position
Vertical or horizontal
Width
120 mm
Height
72 mm
Depth
52 mm
From the top edge of the DIN rail
Weight (without terminals)
186 g
Degree of protection acc. to IEC 60529
IP20