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Miniature circuit breaker 400 V 10kA, 3-pole, C, 25A, D=70 mm
Model
product brand name SENTRON
product designation Miniature circuit breaker
General technical data
number of poles 3
number of poles / note 3P
tripping characteristic class C
mechanical service life (switching cycles) / typical 10 000
circuit-breaker / Design 5SY4
overvoltage category III
degree of pollution 3
Voltage
insulation voltage
with single-phase operation / at AC / rated
value
440 V
with multi-phase operation / at AC / rated value 440 V
supply voltage / with single-phase operation / at AC /
rated value
230 V
Supply voltage
type of voltage AC
operational current / at AC / rated value 25 A
supply voltage / at AC / rated value 400 V
operating voltage
at DC / rated value / maximum 72 V
supply voltage frequency
rated value 50/60 Hz
Protection class
protection class IP IP20, with connected conductors
Switching capacity
switching capacity current
at DC / acc. to IEC 60947-2 / rated value 15 kA
acc. to EN 60898 / rated value 10 kA
acc. to IEC 60947-2 / rated value 20 kA
energy limitation class 3
Dissipation
power loss W / for rated value of the current / at AC
/ in hot operating state / per pole
2.2 W
Current
Tripping residual / rated value / derated current / at
40 Cel
23.8 A
suitability for operation Mechanical engineering / industry