Better World

Siemens Sentron 5SY4 MCB, 4P, 40A Curve C, 400V AC, 10 kA Breaking Capacity

Voir l’ensemble des MCBs

Sous-total (1 unité)*

164,45 €

(TVA exclue)

198,98 €

(TVA incluse)

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  • Expédition à partir du 26 janvier 2026
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Prix par unité
1 +164,45 €

*Prix donné à titre indicatif

Better World

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N° de stock RS:
124-3205
Référence fabricant:
5SY4440-7
Fabricant:
Siemens
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Marque

Siemens

Number of Poles

4

Current Rating

40A

Tripping Characteristics

Type C

Rated AC Voltage

400V

Breaking Capacity at Maximum Voltage Rating

10 kA

Range

Sentron

Series

5SY4

Circuit Breaker Type

MCB

Width

76mm

Length

70.4mm

Mounting Style

DIN Rail Mount

Depth

90mm

Better World Product

Yes

Better World Claim

Extended product life

Terminal Contact Type

Screw

Reset Actuator Type

Toggle Switch

Pays d'origine :
DE

Automatic cut-out, 5SY4 Series, 10 kA, B, C and D characteristic


Miniature circuit breakers from Siemens, offer the highest quality and reliability. The excellent technical properties of the devices mean you are always on the safe side. Apart from that you benefit from the innovative mounting options which enable quick and easy installation. The miniature circuit breakers from Siemens can be combined as required with a wide range of supplementary components e.g. control current switches, fault signal contacts, shunt releases, under voltage releases, remote operating mechanisms or with RCCB units to provide protection for persons and against fire.

Features and Benefits


Automatic cut-out, 1, 2,3 and 4-pole
DIN rail assembly
For use in industry, and in the functional and residential construction sector
Supports fast and convenient removal from the assembly

Standards


IEC 60898 - Relates to Low Voltage Circuit Breakers for use in household and similar
Installations. In the UK traditionally known as miniature circuit breakers
(MCB’s).

Q: What is the differences in the Tripping Curves B, C, and D?


A: Curve B: Tripping: 3 to 5 times the rated current.
Applications: protection of generators, persons, very long cables
Curve C: Tripping: 5 to 10 times the rated current
Applications: protection of circuits and general applications
Curve D: Tripping: 10 to 14 times the rated current
Applications: protection of high surge circuits, welders, transformers and motors

Liens connexes