Sygonix SY-6440998 johdonsuojakatkaisija 3P B25 6kA 25A 415V AC DIN-kisko

Miniature circuit breaker (MCB) with 3 poles, B-curve, rated current 25 A, and short-circuit breaking capacity 6 kA at 415 V AC. Protects electrical installations against overload and short circuit. Mounts on standard DIN rail (EN 60715).

Advantages

High breaking capacity of 6 kA ensures reliable interruption of fault currents. B-curve characteristic provides fast tripping for general-purpose circuits. Screw terminals accept solid wires up to 25 mm² and flexible wires up to 16 mm². Wide operating temperature range from -25°C to +55°C.

Suitable for

• Distribution boards in residential and commercial buildings
• Protection of lighting and socket circuits
• Industrial control panels
• Three-phase systems up to 415 V AC

Key specifications

• Number of poles: 3
• Rated current: 25 A
• Tripping characteristic: B
• Rated short-circuit breaking capacity (Icn): 6 kA
• Rated voltage: 415 V AC
• Frequency: 50/60 Hz
• Mounting: DIN rail (EN 60715)
• Standard: IEC/EN 60898-1
• Energy limiting class: 3
• Protection degree (terminals): IP20
• Connection: screw terminals
• Terminal capacity (solid): 1 - 25 mm²
• Terminal capacity (flexible): 1 - 16 mm²
• Electrical endurance: 10,000 cycles
• Mechanical endurance: 20,000 cycles
• Ambient operating temperature: -25°C to +55°C
• Overvoltage category: III
• Pollution degree: 2

Recommendations

Install in accordance with local regulations. Ensure proper torque on terminal screws. Use suitable busbars or wiring for 25 A rating.