Siemens digital industrial circuit breaker 5SY8550-8

Manufacturer: Siemens Digital Industries
Designation: Circuit breaker 230V, 25kA, 1p+N, D, 50A
Type: 5SY8550-8
Mounting depth: 70 mm
Tripping characteristic: D
Number of poles (total): 2
Number of fused poles: 1
Rated current: 50 A
Rated voltage: 230 V
Rated insulation voltage Ui: 250 V
Rated impulse withstand voltage Uimp: 4 kV
Voltage type: AC
Rated breaking capacity Icu to IEC 60947-2 at 230 V: 20 kA
Rated breaking capacity Icu to IEC 60947-2 at 400 V: 20 kA
Frequency: 50 Hz
Energy limitation class: 3
Flush mounting: No
Switching neutral: Yes
Overvoltage category: 3
Degree of pollution: 3
Additional devices possible: Yes
Width in pitch units: 2
Protection class (IP): IP20
Ambient temperature during operation: -25 to 55 °C
Connectable conductor cross-section stranded: 0.75 to 35 mm²
Connectable conductor cross-section solid: 0.75 to 35 mm²
Explosion-proof: No

Siemens Digital Industries LS-Switch 5SY8550-8: more details
Miniature circuit breaker 230V T=70mm 25kA according to EN 60947-2, 1P+N, D50
Miniature circuit breaker SENTRON 5SY for safe short-circuit and overload protection for residential buildings, functional buildings, and special industrial applications. Tool-free mounting and dismounting of the device with the help of a double slide. Any combination of conductors and busbar due to double chamber terminal. Simple wiring of the feeder due to the busbar located at the rear. The miniature circuit breakers 5SY are available in 1-, 2-, 3-, 4- as well as in 1+N- and 3+N-pole versions. The complete accessories can be used uniformly for all miniature circuit breakers 5SY. Simply safe with the protective devices from SENTRON. EAN: 4001869264684.