Siemens 5SL6325-7 SENTRON Miniature Circuit Breaker 3P 25A C 6kA

The Siemens 5SL6325-7 (MLFB: 5SL6325-7) is a SENTRON 3-pole miniature circuit breaker rated at 25 A with tripping characteristic class C. Designed for AC supply at 400 V / 50-60 Hz, it provides overcurrent and short-circuit protection with a breaking capacity of 6 kA to both EN 60898 and IEC 60947-2. Suitable for residential buildings and infrastructure applications.

Technical specifications:

• MLFB: 5SL6325-7
• Manufacturer: Siemens
• Product line: SENTRON
• Poles: 3 (3P)
• Tripping characteristic: C
• Rated current: 25 A (at 30 °C); 23.79 A (at 40 °C); 21.85 A (at 55 °C)
• Supply voltage: 400 V AC
• Frequency: 50/60 Hz
• Max operating voltage (multi-phase AC): 440 V
• Max operating voltage (DC): 62.5 V per pole
• Breaking capacity: 6 kA (EN 60898 / IEC 60947-2)
• Energy limitation class: 3
• Insulation voltage (Ui): 440 V AC (multi-phase)
• Power loss per pole at rated current: 2.6 W
• IP rating: IP20 (with connected conductors)
• Overvoltage category: 3
• Degree of pollution: 2
• Conductor cross-section (solid/stranded/finely stranded): 0.75-25 mm²
• Tightening torque: 2.5-3 Nm
• Dimensions (WxHxD): 54 x 90 x 76 mm; installation depth 70 mm
• Modular width units: 3
• Weight: 385 g
• Operating temperature: -25 °C to +45 °C
• Storage temperature: -40 °C to +75 °C
• Mounting position: any

Features and benefits:

• Touch protection (IP20) ensures safe handling in panel environments
• Halogen-free and silicon-free construction for reduced environmental impact
• Sealable design helps prevent unauthorized tampering with settings
• Compatible with supplementary devices for expanded functionality
• Mechanical service life of 10,000 operating cycles
• Any mounting position accepted, simplifying panel layout

Applications:

• Final circuit protection in residential distribution boards
• Infrastructure panel boards requiring 3-pole overcurrent protection
• Industrial control cabinets on DIN rail installations
• AC and DC circuit protection where mixed use is not required

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

Also known as: Siemens 5SL6325-7, SENTRON MCB 3P 25A C-curve, Siemens 3-pole miniature circuit breaker 25A.