5SM3445-6
The 5SM3445-6 is a SENTRON 5SM3 series RCCB, 4-pole (3P+N), rated current 125A, Type A, rated leakage current 100mA, rated voltage 230/400V AC, suitable for leakage protection in commercial and industrial main power distribution circuits.
Product Positioning
The Siemens SENTRON 5SM3445-6 is a 4-pole, 125A rated current RCCB residual current circuit breaker, belonging to Type A, with a rated residual current operating current of 100mA. It is suitable for residual current protection applications in the main circuits of industrial and commercial power distribution systems.
Core Product Advantages and Features
Type A leakage current detection
It can detect AC and pulsating DC leakage current and is suitable for general industrial and commercial power distribution circuits.
High current 125A design
Suitable as a leakage current protection device for main circuits or multiple branch circuits.
100mA leakage current
The setting value is moderate, balancing protection sensitivity and circuit operation stability.
4-pole (3P+N) configuration
It can protect both the three-phase and neutral circuits simultaneously, and is suitable for three-phase power systems.
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5SM3356-6
The Siemens SENTRON 5SM3356-6 is a 5SM3 series residual current circuit breaker (RCCB), which is an independent residual current protection device without overcurrent protection. It adopts a standard DIN rail mounting design and is suitable for upgrading the residual current protection of existing distribution boxes.