GACIA SB6L B 1P 10A Miniature Circuit Breaker, 6kA, Type B, 1-Pole, 10A, DIN Rail

Electrical overloads and short circuits are among the most common causes of damage to wiring and connected equipment in residential and commercial installations. The GACIA SB6L B 1P 10A miniature circuit breaker (MCB) provides reliable protection by automatically disconnecting the circuit when current exceeds safe levels. With a rated current of 10 A and type B tripping characteristic, it is ideal for protecting lighting circuits, socket outlets, and other general-purpose loads against overload and short-circuit currents up to 6 kA.

Who is it for

This MCB is intended for electricians, panel builders, and maintenance professionals who need a dependable, standards-compliant protective device for single-phase installations. It is also suitable for DIY enthusiasts working on home electrical projects, provided they have the necessary knowledge and follow local regulations.

Main features

• 1-pole design for single-phase circuits
• Rated current: 10 A
• Tripping characteristic: Type B (instantaneous trip at 3–5 times rated current)
• Short-circuit breaking capacity: 6 kA
• Rated voltage: 230 V AC, 50/60 Hz
• Mounting on standard 35 mm DIN rail
• Complies with IEC/EN 60898-1
• Screw terminals with capacity 1–25 mm²
• High electrical endurance: 10,000 cycles
• Mechanical endurance: 20,000 cycles
• Protection degree: IP20
• Operating temperature range: -25°C to +55°C
• Energy limiting class: 3
• Degree of pollution: 2

Specifications

• Brand: GACIA
• Model: SB6L B 1P 10A
• Product type: Miniature circuit breaker (MCB)
• Number of poles: 1
• Rated current: 10 A
• Tripping characteristic: B
• Breaking capacity: 6 kA
• Rated voltage: 230 V AC
• Frequency: 50/60 Hz
• Mounting: DIN rail
• Standards: IEC/EN 60898-1
• Terminal type: Screw
• Terminal capacity: 1–25 mm²
• Electrical endurance: 10,000 cycles
• Mechanical endurance: 20,000 cycles
• Protection degree: IP20
• Operating temperature: -25°C to +55°C
• Energy limiting class: 3
• Pollution degree: 2

Tips

Always ensure the circuit is de-energized before installation. Select the appropriate rated current and tripping characteristic based on the load and cable cross-section. For coordination with upstream protective devices, refer to the manufacturer's selectivity tables. Regularly inspect the breaker for signs of overheating or mechanical damage.