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Siemens SENTRON Miniature Circuit Breaker 2-Pole, 1A, Type D, 400V AC, 60V DC, 10kA, DIN Rail, IP20 5SY4201-8

Category Miniature Circuit Breaker (MCB) Brand Siemens Condition New

Specifications

Country of Origin Germany
Range SENTRON
Brand Siemens
Height 90mm
Model 5SY4201-8
Depth 90mm
IP Rating IP20
Width 76mm
Mount Type DIN Rail
Current Rating 1A
Series 5SY4
Breaking Capacity 10kA
Number of Poles 2
Standards/Approvals IEC/EN 60947-2/UL1077, IEC/EN 60898-1
Rated AC Voltage 400V ac
Rated DC Voltage 60V dc
Tripping Characteristics Type D
Better World Claim Extended Product Life
Reset Actuator Type Toggle Switch
Curve C Tripping: 5 to 10 times the rated current
Curve D Tripping: 10 to 14 times the rated current

Key Features

  • Dual-pole configuration allowing effective circuit isolation.
  • Current rating of 1A for sensitive circuit protection.
  • Type D tripping characteristic for high surge applications.
  • Supports both 400V AC and 60V DC operation for versatile usage.
  • Breaking capacity rated at 10kA ensuring reliability under fault conditions.
  • DIN rail mounting for quick and secure installation.
  • IP20 rated enclosure for added safety against accidental contact.
  • Compact size with a height and depth of 90mm, and width of 76mm.

Product Description

Siemens 5SY4201-8 is a SENTRON series Miniature Circuit Breaker featuring a robust dual-pole design, precision 1A current rating, and Type D tripping characteristics. Engineered for industrial, commercial, and residential electrical systems, this MCB provides reliable protection for circuits exposed to high surge currents, such as welders, transformers, and motors.

The unit operates at 400V AC and 60V DC, with a breaking capacity of 10kA, ensuring safe electrical isolation and swift response to overcurrent situations. Its DIN rail mountability streamlines installation in standardized switchboard assemblies. The IP20 enclosure provides touch protection, making it suitable for modern installations where enhanced safety is a priority.

Physically, the product measures 90mm in height and depth, with a width of 76mm, ensuring an efficient use of panel space. The toggle switch actuator enables quick manual reset post fault clearance.

Dual-pole to isolate both line and neutral or two phases. 1A current rating ideal for low-power or control circuits. Type D curve, tailored for high inrush current devices. Works on both AC (400V) and DC (60V) systems. 10kA breaking capacity for robust short-circuit protection.

Fast and secure DIN rail mounting. Safe enclosure with IP20 rating and convenient toggle reset. Conforms to IEC/EN 60947-2/UL1077 and IEC/EN 60898-1. Extended product life and sustainability focus. Country of origin: Germany.

This MCB is especially suited for industrial automation, manufacturing facilities, and construction sites demanding reliable circuit protection. It is also a top choice for residential electrical boards and commercial infrastructure where surge protection and compliance with global standards are essential.

Explore more Siemens circuit protection solutions and related electronics in the EnvMart 'Miniature Circuit Breaker (MCB)' category for comprehensive electrical system design.

Siemens SENTRON Miniature Circuit Breaker 2-Pole, 1A, Type D, 400V AC, 60V DC, 10kA, DIN Rail, IP20 5SY4201-8
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Frequently Asked Questions

This model has a current rating of 1A, making it suitable for low-power or control circuits.

It has a breaking capacity rated at 10kA, ensuring reliable protection under fault conditions.

It supports operation at 400V AC and 60V DC, providing versatility for different electrical systems.

The unit measures 90mm in height and depth, with a width of 76mm, allowing efficient use of panel space.

It is designed for DIN rail mounting, which facilitates quick and secure installation in standardized switchboard assemblies.

This model features Type D tripping characteristics, which are tailored for high inrush current applications.

It has an IP20 rating, providing touch protection against accidental contact.

It conforms to IEC/EN 60947-2/UL1077 and IEC/EN 60898-1, ensuring compliance with global electrical standards.

The reset actuator type is a toggle switch, enabling quick manual reset after a fault clearance.

It is particularly suited for industrial automation, manufacturing facilities, and residential electrical boards where surge protection is essential.

This miniature circuit breaker is manufactured in Germany.

This unit is a dual-pole configuration, allowing effective circuit isolation for both line and neutral or two phases.

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