Siemens 5SL6332-7 SENTRON Miniature Circuit Breaker 3P 32A C 6kA

The Siemens 5SL6332-7 (MLFB: 5SL6332-7) is a SENTRON 3-pole miniature circuit breaker rated at 32 A with a C tripping characteristic and 6 kA breaking capacity at 400 V AC. Designed for overcurrent and short-circuit protection, it is suitable for residential buildings and infrastructure applications.

Technical specifications:

• MLFB: 5SL6332-7
• Manufacturer: Siemens
• Product line: SENTRON
• Product type: Miniature circuit breaker
• Number of poles: 3 (3P)
• Tripping characteristic: C
• Rated current: 32 A (at 30 °C), 30.45 A (at 40 °C), 27.97 A (at 55 °C)
• Rated voltage (AC): 400 V, 50/60 Hz
• Maximum operating voltage (AC, multi-phase): 440 V
• Maximum operating voltage (DC): 62.5 V per pole
• Breaking capacity (EN 60898 / IEC 60947-2): 6 kA
• Energy limitation class: 3
• IP rating: IP20 (with connected conductors)
• Power loss per pole at rated current: 3.1 W
• Connectable conductor cross-section: 0.75 mm² - 25 mm² (solid, stranded, finely stranded)
• Tightening torque: 2.5 - 3 N·m
• Dimensions (W x H x D): 54 x 90 x 76 mm
• Installation depth: 70 mm
• Modular width units: 3
• Weight: 388 g
• Mounting position: Any
• Operating temperature: -25 °C to +45 °C
• Storage temperature: -40 °C to +75 °C
• Overvoltage category: 3
• Pollution degree: 2
• Mechanical service life: 10,000 operating cycles (typical)

Features and benefits:

• Halogen-free construction for reduced toxic emissions in case of fire
• Silicon-free design suitable for environments sensitive to silicone contamination
• Sealable to prevent unauthorized operation changes
• Touch protection (IP20) with connected conductors for safe installation
• Compatible with supplementary installable devices for extended functionality
• Suitable for both AC and DC circuits, with DC rating of 62.5 V per pole

Applications:

• Branch circuit protection in residential distribution boards
• Infrastructure installations requiring 3-pole overcurrent protection
• Protection of three-phase loads such as motors and HVAC equipment on C-curve
• DIN rail mounted panel assemblies in commercial and light industrial settings

Compliant with EN 60898 and IEC 60947-2. Part of the Siemens SENTRON range.

Also known as: Siemens 5SL6332-7, SENTRON 3-pole 32A MCB, Siemens miniature circuit breaker 3P 32A C curve.