Siemens Sentron 5SY4 MCB Mini Circuit Breaker, 1 + N, 20 A, 10 kA, Curve B

  • RS Stock No. 772-1448
  • Mfr. Part No. 5SY4520-6
  • Manufacturer Siemens
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): DE
Product Details

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

Specifications
Attribute Value
Range Sentron
Series 5SY4
Number of Poles 1 + N
Current Rating 20 A
Tripping Characteristics Type B
Rated AC Voltage 230 V
Breaking Capacity 10 kA
Length 90mm
Width 36mm
Depth 76mm
Temporarily out of stock - back order for despatch when stock is available
Price (ex. GST) Each
$ 89.02
(exc. GST)
$ 97.92
(inc. GST)
units
Per unit
1 - 2
$89.02
3 - 4
$73.45
5 +
$63.17
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