5SU1656-6KK40

Product ID:183750
Updated: 2026/8/13
Siemens 5SU1656-6KK40

Key Features

  • 1Deliver 6 kA breaking capacity for robust circuit protection.
  • 2Utilize a 1P+N configuration for versatile installation scenarios.
  • 3Ensure precise fault detection with Type A, 300 mA, and B characteristic.
  • 4Maintain reliable operation from -40°C to +75°C per IEC standards.
  • 5Simplify integration with 230 V AC and 50/60 Hz compatibility.

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Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Description
5SU1_A_0.3 1P+N B40 6KA; Rated Current 40A; Breaking Capacity 6KA; Trip Unit B; 1P+N; Residual Current 300mA; Type A; Electromagnetic
Testing Method: (ELE: Electronic, ELM: Electromagnetic)
Electromagnetic
Type of Residual Current:
A
Residual Current:
300mA
Breaking Capacity Icn(kA): Standard IEC60898
6
Product Type:
Residual Current Protective Circuit Breaker
Trip Unit:
B【Characteristic B Curve】
Number of Poles:
1P+N
In(A):
40
Lifecycle
Delivery Release (PM300)
Country of Origin
Germany
ECCN
N
AL
N
Model Number
5SU1656-6KK40

Specifications may be subject to change without notice

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