5SY4540-8

Product ID:121711
Updated: 2026/7/3
Siemens 5SY4540-8

Key Features

  • 1Achieve high 10kA short-circuit breaking capacity for robust protection.
  • 2Utilize a compact 90mm x 36mm design to save panel space.
  • 3Install easily with standard DIN rail mounting and 1+N pole configuration.
  • 4Operate reliably from -40°C to 70°C with IP20 protection.
  • 5Ensure enhanced safety with halogen-free and sealable construction.

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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
5SY4540-8

Specifications may be subject to change without notice

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