JCB1-125 Miniature Circuit Breaker 6kA/10kA
Introduction
Designed to deliver superior industrial performance, the JCB1-125 circuit breaker provides robust protection against short circuits and overload currents. Its high breaking capacity of 6kA/10kA makes it an ideal solution for a variety of commercial and heavy industrial applications, ensuring reliable and safe operation.
The JCB1-125 circuit breaker is constructed from the highest grade components and is designed to ensure reliability in all applications requiring protection from overload and short circuit conditions. Its low voltage multi-standard miniature circuit breaker (MCB) design supports current ratings up to 125A and is frequency compatible with 50Hz or 60Hz.
The addition of the green strip ensures that the contacts are physically opened, allowing for safe maintenance and repair of downstream circuits. The JCB1-125 circuit breaker has an operating temperature range of -30°C to 70°C and a storage temperature range of -40°C to 80°C, and is designed to withstand a wide range of environmental conditions.
The JCB1-125 circuit breaker has excellent overvoltage withstand capability, with an electrical life of up to 5,000 cycles and a mechanical life of up to 20,000 cycles, ensuring long-term reliability in demanding applications. Its 27mm pole width, on/off indicator light and 35mm DIN rail compatibility make it a versatile and convenient mounting option.
JCB1-125 circuit breaker complies with industrial standards such as IEC 60898-1, EN60898-1, AS/NZS 60898, and residential standards such as IEC60947-2, EN60947-2, AS/NZS 60947-2, and meets strict regulatory requirements. Available in a variety of breaking capacities, these circuit breakers are ideally suited for a variety of applications, making them a reliable and flexible choice for industrial and residential electrical systems.
Product Description
Main Features
The most important features
● Short circuit and overload protection: Circuit breakers are designed to protect against short circuit and overload conditions, ensuring the safety and reliability of electrical systems.
● Breaking Capacity: This product offers breaking capacities of 6kA and 10kA, demonstrating its ability to handle high fault currents and protect circuits from damage.
● Width of 27 mm per pole: With a width of 27 mm per pole, the circuit breaker is compact and can effectively utilize the space of switchboards and switchboards.
● 35mm DIN Rail Mounting: This product is designed to be easily and securely mounted on a standard 35mm DIN rail for easy installation and maintenance.
● With contact indicator: The inclusion of a contact indicator allows visual confirmation of the status of the protective device, thereby enhancing maintenance and troubleshooting procedures.
● Current Range 63A to 125A: The circuit breakers are available in rated current ranges from 63A to 125A to meet various applications and load requirements.
● Rated impulse withstand voltage (1.2/50) Uimp: The product's rated impulse withstand voltage is 4000V, ensuring protection against transient overvoltage events.
● Available in 1-pole, 2-pole, 3-pole, 4-pole: The availability of different pole configurations provides flexibility to suit a variety of circuit arrangements and applications.
● C and D curve characteristics available: The circuit breaker is available in C and D curve characteristics, allowing customization according to specific application requirements.
● Standard Compliance: The product complies with international standards such as IEC 60898-1, EN60898-1, AS/NZS 60898 and residential standards IEC60947-2, EN60947-2, AS/NZS 60947-2, ensuring compliance with safety and performance regulations.
Technical Data
● Standards: The circuit breakers comply with international standards such as IEC 60898-1, EN 60898-1, IEC60947-2 and EN60947-2, ensuring compliance with safety and performance regulations.
● Rated current: The product is available in 63A, 80A, 100A, and 125A rated current to meet a wide range of applications and load requirements.
● Rated working voltage: The rated working voltage can be selected from single-pole 110V, 230V, 240V, three-pole or four-pole 400V to ensure compatibility with various electrical systems.
● Rated breaking capacity: Circuit breakers offer rated breaking capacities of 6kA and 10kA, indicating their ability to handle fault currents and protect circuits from damage.
● Insulation voltage: The product provides 500V insulation voltage to ensure safe and reliable electricity use.
● Rated impulse withstand voltage (1.2/50): The rated impulse withstand voltage of the circuit breaker is 4kV, which can provide transient overvoltage protection.
● Thermal magnetic tripper characteristics: The circuit breaker has C-curve and D-curve characteristics, which can be customized according to specific application requirements.
● Mechanical life: The product has a mechanical life of up to 20,000 times, ensuring long-term reliability and durability in harsh environments.
● Electrical Life: The circuit breaker has an electrical life of 4000 cycles and is designed to provide consistent performance throughout its service life.
● Protection level: The protection level of the circuit breaker is IP20, which means its protection against solid objects and limited protection against water intrusion.
● Ambient temperature: The working environment temperature range of the circuit breaker is -5℃ to +40℃ (daily average ≤35℃), adapting to a variety of environmental conditions.
● Contact position indicator: The circuit breaker has a contact position indicator, green means "OFF" and red means "ON", which can visually confirm the status of the protection device.
● Terminal connection type: The circuit breaker supports cable and pin bus terminal connections, allowing flexible installation.
● Mounting: The product can be mounted on DIN rail EN 60715 (35mm) using a quick-clamp mechanism for easy and safe installation.
● Recommended torque: The recommended torque is 2.5Nm to ensure correct and firm connection during installation, which contributes to the overall reliability of the electrical system.
Standard | IEC/EN 60898-1 | IEC/EN 60947-2 | |
Electrical features |
Rated current In (A) | 1, 2, 3, 4, 6, 10, 16, | |
20, 25, 32, 40, 50, 63,80 | |||
Poles | 1P, 1P+N, 2P, 3P, 3P+N, 4P | 1P, 2P, 3P, 4P | |
Rated voltage Ue(V) | 230/400~240/415 | ||
Insulation voltage Ui (V) | 500 | ||
Rated frequency | 50/60Hz | ||
Rated breaking capacity | 10 kA | ||
Energy limiting class | 3 | ||
Rated impulse withstand voltage(1.2/50) Uimp (V) | 4000 | ||
Dielectric test voltage at ind. Freq. for 1 min (kV) | 2 | ||
Pollution degree | 2 | ||
Power loss per pole | Rated current (A) | ||
1, 2, 3, 4, 5, 6, 10,13, 16, 20, 25, 32,40, 50, 63, 80 | |||
Thermo-magnetic release characteristic | B, C, D | 8-12In, 9.6-14.4In | |
Mechanical features |
Electrical life | 4, 000 | |
Mechanical life | 20, 000 | ||
Contact position indicator | Yes | ||
Protection degree | IP20 | ||
Reference temperature for setting of thermal element(℃) | 30 | ||
Ambient temperature (with daily average ≤35℃) | -5...+40 | ||
Storage temperation (℃) | -35...+70 | ||
Installation | Terminal connection type | Cable/U-type busbar/Pin-type busbar | |
Terminal size top/bottom for cable | 25mm2 / 18-4 AWG | ||
Terminal size top/bottom for Busbar | 10mm2 / 18-8 AWG | ||
Tightening torque | 2.5 N*m / 22 In-Ibs. | ||
Mounting | On DIN rail EN 60715 (35mm) by means of fast clip device | ||
Connection | From top and bottom | ||
Combination |
Auxiliary contact | Yes | |
Shunt release | Yes | ||
Under voltage release | Yes | ||
Alarm contact | Yes |
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