Siemens SENTRON 3WA1 - Page 265

Accessories
4.3 Control and signaling accessories
3WA1 air circuit breaker
Equipment Manual, 02/2023, 92310000002-06
263
Supply
Input voltage
24 V DC
110 … 240 V AC
Current consumption
100 mA at 24 V DC for 100 ms
20 mA at 230 V AC for 100 ms
Current peaks (inrush) <1 A for 100 µs possible
After 100 ms <10 mA
Required pulse length of input voltage
100 ms
Recommended pulse length of input voltage
200 ms … 5 s
Reset time
Min. 5 s
Delay Δt of output pulse
Max. 50 ms
Maximum number of control cycles per hour
60
Connection elements and terminals
Design of electrical connection
Removable/push-in connection terminal
Connectable conductor cross-sections
Solid: 1.5 mm
2
Finely stranded / with end sleeve 0.75 mm
2
For solid AWG cable 1 x AWG16,
2 x AWG 19/20
Electromagnetic compatibility
Conducted or radiated emissions
EN 60947-1
EN 60947-2 (CISPR 11 (Group 1, Class B))
FCC Class A
Shipbuilding requirements
Immunity in industrial environment
EN 60947-1
EN 60947-2
Shipbuilding requirements
Ambient conditions
Operation
−40 … +70 °C
Transport and storage
−40 … +80 °C
Degree of pollution
3
Degree of protection
Degree of protection acc. to IEC 60529
IP20