Siemens 5SU1356-0KK32

Siemens 5SU1356-0KK32 Specifications, Features & Compatibility Guide

The Siemens 5SU1356-0KK32 is a specialized 32A, 30mA RCBO designed for high-performance residential safety. As a 2P (1P+N) device, it provides combined earth leakage and overcurrent protection for final circuits. It is engineered to operate within a 184V to 264V range, ensuring stability across varying power conditions in Indian homes.

Quick Answer

For superior electrical safety in your Indian home, the Siemens 5SU1356-0KK32 is an astute choice. This 2P, 32A, 30mA RCBO provides critical combined earth leakage and overcurrent protection, essential for preventing shocks and fires. Designed for stable operation across typical Indian voltage fluctuations, it offers reliable circuit safeguarding.

The Siemens 5SU1356-0KK32 RCBO suits Indian residential applications needing robust, combined earth leakage and overcurrent protection. However, it's not meant for industrial loads or projects strictly prioritizing the absolute lowest upfront cost.

✓ Who Should Buy

  • performance suitable for residential spaces.
  • Verified efficiency of standard rating for reduced long-term operational costs.
  • Structural stability for consistent cleaning under rigorous use cases.
  • Hardware durability via premium components and advanced technology.
  • Built-in grid protection with Standard power cycle voltage management.

✕ Who Should Avoid

  • Spaces or usage requirements exceeding residential rated capacity.
  • Installations prioritizing minimum capital expenditure over high-efficiency performance.
  • Unstable grid conditions exceeding the functional threshold of Standard power cycle.
  • Environments incompatible with electrical safety devices physical and thermal dissipation specs.
Product Overview
The Siemens 5SU1356-0KK32 is a specialized 32A, 30mA RCBO designed for high-performance residential safety. As a 2P (1P+N) device, it provides combined earth leakage and overcurrent protection for final circuits. It is engineered to operate within a 184V to 264V range, ensuring stability across varying power conditions in Indian homes.

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Engineering Analysis
The 30mA residual current sensitivity is essential for life safety, ensuring the device trips in ≤40ms during high-level leakage (5x Idn). Its 6kA breaking capacity is paired with an Energy Limiting Class 3 rating to minimize thermal stress on conductors during faults. The B trip curve is specifically calibrated for residential loads, providing immediate response to short circuits while avoiding nuisance trips.

Technical Support & FAQs