Overcurrent Circuit Breaker 6 kA, B Characteristics

Overcurrent Circuit Breaker 6 kA, B Characteristics

The overcurrent circuit breaker type B with a short-circuit breaking capacity of 6 kA is an essential component in electrical systems, particularly in photovoltaic applications, where effective protection against overloads and short circuits is crucial for maintaining safety and operational reliability.

Main Features:

• Rated Short-Circuit Breaking Capacity: 6 kA

• Number of Poles: 3

• Tripping Characteristics: B, C, D

• Compliance with Standards: IEC/EN 60898-1, IEC/EN 60947-2 (partially)

• Rated Operating Voltage: 240/415 V AC, 48 V DC per pole (3P, 4P)

• Rated Current: 1 - 63 A

• Maximum Backup Fuse: Max. 125 A gG

• Selectivity Class: 3

• Usage Category: A

• Tested according to Standards: IEC/EN 60898-1, IEC/EN 60947-2 (partially)

Mechanical Parameters:

• Device Width: 18 mm (per pole)

• Device Height: 83 mm (89 mm with rail clip)

• Frame Size: 45 mm

• Mounting: Easy DIN rail mounting 35 mm

• Protection Degree: IP20

• Terminals: Busbar and screw-type

• Terminal Capacity: 1 - 35 mm²

• Terminal Tightening Torque: 2 - 3.5 Nm

• Busbar Thickness: 0.8 - 2 mm

• Ambient Temperature: -30 - +70 °C

• Altitude: ≤ 2000 m

• Relative Humidity: ≤ 95%

• Resistance to Moisture and Heat: Class 2

• Pollution Degree: 3

• Installation Class: III

• Weight: 0.12 kg (per pole)

• Dimensions: 5.5x8.5x6.5 cm

The overcurrent circuit breaker is characterized by high reliability, efficiency, and compliance with the latest safety standards. Its modular design and wide range of parameters allow for flexible adaptation to various application needs, ensuring comprehensive protection for photovoltaic installations.