Mounting Type 
DIN Rail
Weight 
-
Mfr 
Siemens
Package 
Box
Product Status 
Active
For Use With/Related Products 
-
Dim 
(W x H x D) 55 x 274 x 150 mm
Manufacturer part # 
3RA21304EA350NB3
Nominal current 
29A
Nominal voltage 
690V
Min. temperature 
-20°C
Max. temperature 
+60°C
Rated operation power at AC-3, 400 V 
15kW
Nominal current - rounded value 
29A
Rated control supply voltage at AC 50 Hz 
20 - 33
Type of electrical connection of main circuit 
Screw connection
Supporting protocol for PROFINET IO 
No
Supporting protocol for other bus systems 
No
Supporting protocol for ASI 
No
Supporting protocol for EtherNet/IP 
No
Supporting protocol for Data-Highway 
No
Rated control supply voltage at AC 60 Hz 
20 - 33
Supporting protocol for SERCOS 
No
Overload release current setting 
22 - 32
Supporting protocol for INTERBUS-Safety 
No
Supporting protocol for DeviceNet 
No
Degree of protection (IP) 
IP20
Supporting protocol for INTERBUS 
No
Degree of protection (NEMA) 
Other
Voltage type for actuating 
AC/DC
Supporting protocol for LON 
No
Rail mounting possible 
Yes
Supporting protocol for DeviceNet Safety 
No
Supporting protocol for PROFINET CBA 
No
Supporting protocol for PROFIsafe 
No
Supporting protocol for SafetyBUS p 
No
Supporting protocol for CAN 
No
Number of indicator lights 
0
Rated control supply voltage at DC 
20 - 33
Supporting protocol for MODBUS 
No
Supporting protocol for Foundation Fieldbus 
No
Supporting protocol for SUCONET 
No
Supporting protocol for AS-Interface Safety at Work 
No
Supporting protocol for TCP/IP 
No
Supporting protocol for PROFIBUS 
No
Series 
SIRIUS
Operating Temperature 
The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the power supply may fail.
-20°C ~ 60°C
Type 
Module
Voltage - Supply 
20 ~ 33VAC/DC
Depth 
150mm
Interface 
-
Current - Output 
29A
Voltage - Load 
690V
Motor Type 
AC Motor
Control / Drive Type 
Motor Starter
Number of Motors 
1
Wattage - Load 
15000 W
Features 
-
Width 
55mm
Height 
274mm