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| Type | Type 5SY4 |
| Breaker Type | Miniature Circuit Breakers |
| Number of Poles | 1 pole |
| Rated current | 3 A |
| Voltage | 230/400V AC |
| Frequency | 50-60 Hz |
| Mounting | 70 mm device mounting depth |
| Weight | 0.147 kg |
Miniature circuit breaker 230/400 V 10kA, 1-pole, C, 3 A, D=70 mm
Model
product brand name SENTRON
product designation Miniature circuit breaker
General technical data
number of poles 1
number of poles / note 1P
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 3 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 35 kA
energy limitation class 3
Dissipation
power loss W / for rated value of the current / at AC
/ in hot operating state / per pole
1.3 W
Current
Tripping residual / rated value / derated current / at
40 Cel
2.82 A
suitability for operation Mechanical engineering / industry
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Reviews
- E
Edgar Olguin
Jul 24, 2025
Siemens Circuit Breaker 5SY4103-7That's a great sign.HelpfulUnhelpful - A
Aaron Magbuhat
May 08, 2025
Siemens Circuit Breaker 5SY4103-7So fast, it was done in no time!HelpfulUnhelpful - L
Lincoln Salmon
Mar 11, 2025
Siemens Circuit Breaker 5SY4103-7I'm starting fresh with this company and I'm excited to see what they have to offer.HelpfulUnhelpful - S
Shawn James
Feb 25, 2025
Siemens Circuit Breaker 5SY4103-7You guys are amazing!HelpfulUnhelpful - A
Alexis Valdez
Nov 07, 2024
Siemens Circuit Breaker 5SY4103-7Very user-friendly interface.HelpfulUnhelpful - J
Javier
Aug 23, 2023
Siemens Circuit Breaker 5SY4103-7GraciasHelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Siemens Circuit Breaker 5SY4103-7All was ok! No problems whatsoever.HelpfulUnhelpful
Siemens Circuit Breaker 5SY4103-7
✔ In Stock (Can ship in 5-7 days)

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