SIEMENS SENTRON 5SL6 Miniature Circuit Breaker 5SL6016-6, 1P+N, B16, 6kA, 230V

With a rated short-circuit breaking capacity of 6 kA and a B tripping characteristic, the SIEMENS 5SL6016-6 offers reliable protection for branch circuits in residential and commercial installations.

Overview

The SIEMENS SENTRON 5SL6 series miniature circuit breaker (MCB) is a 1-pole + neutral (1P+N) device with a rated current of 16 A and a rated voltage of 230 V AC. It is designed for DIN rail mounting and occupies a width of just 1 TE (18 mm), making it ideal for space-saving distribution boards.

What stands out

• High breaking capacity of 6 kA for robust short-circuit protection
• B characteristic ensures fast tripping on moderate overloads, suitable for general-purpose circuits
• Compact 1-module width saves space in distribution panels
• Wide terminal capacity accepts conductors from 0.75 to 35 mm² (solid)
• Long electrical endurance of 10,000 switching cycles

Technical details

• Series: SENTRON 5SL6
• Number of poles: 1P+N
• Tripping characteristic: B
• Rated current: 16 A
• Rated short-circuit breaking capacity: 6 kA
• Rated voltage (AC): 230 V
• Frequency: 50/60 Hz
• Mounting type: DIN rail
• Module width: 1 TE (18 mm)
• Energy limiting class: 3
• Degree of protection: IP20 (terminals), IP40 (with enclosure)
• Operating ambient temperature: -25 to +45 °C
• Storage ambient temperature: -40 to +75 °C
• Electrical endurance: 10,000 switching cycles
• Mechanical endurance: 20,000 switching cycles
• Connection type: Screw terminals
• Terminal capacity (solid): 0.75 - 35 mm²
• Terminal capacity (stranded): 0.75 - 25 mm²
• Standards: IEC 60898-1

Our verdict

A dependable and compact MCB from Siemens, offering solid protection with a 6 kA breaking capacity and B curve, ideal for standard residential and light commercial circuits.