5SY4640-8

Product ID:203356
Updated: 2026/7/3
Siemens 5SY4640-8

Key Features

  • 1Ensure reliable protection with 40A rating and 10kA breaking capacity.
  • 2Optimize for motor starting loads using Class D tripping characteristic.
  • 3Simplify installation with DIN rail compatibility and tool-free mounting.
  • 4Achieve long service life with 10,000 mechanical operating cycles.
  • 5Meet safety standards with halogen-free and sealable design.

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Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Protection Class IP
IP20
Overvoltage Category
3
Release Characteristic
D
Voltage Type
AC
Lifecycle
Delivery Release (PM300)
Country of Origin
Germany
ECCN
N
AL
N
Model Number
5SY4640-8

Specifications may be subject to change without notice

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