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Miniature Circuit Breakers (MCBs)
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description
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2CCS864017R637
ABB 2CCS864017R637 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 100A. It complies with UL489 standards and features a 4-pole (4P) design. The MCB has a rated impulse voltage (Uimp) of 8 kV, a rated insulation voltage (Ui) of 690 V, and a control voltage for DIN rail mounting. It is capable of 10,000 operations, indicating its mechanical endurance. The net dimensions include a height of 106 mm, a width of 82.5 mm, and it supports a supply voltage of 415 V. This part is specifically designed for applications requiring a high level of protection and is suitable for use in various electrical distribution systems.
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2CCS864017R705
ABB 2CCS864017R705 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 70A. It complies with UL489 design standards and features a 4-pole (4P) configuration. The MCB has a rated impulse voltage (Uimp) of 8 kV, a rated insulation voltage (Ui) of 690 V, and a control voltage for DIN rail mounting. It is capable of 10,000 operations, indicating its mechanical endurance. The net dimensions include a height of 106 mm, a width of 82.5 mm, and it supports a communication protocol width of 95 mm. This MCB is designed to protect circuits with a supply voltage up to 415 V.
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2CCS864017R805
ABB 2CCS864017R805 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 80A. It complies with UL489 design standards and features a 4-pole (4P) configuration. The MCB has a rated impulse voltage (Uimp) of 8 kV, a rated insulation voltage (Ui) of 690 V, and a control voltage for DIN rail mounting. It is capable of 10,000 operations, indicating its mechanical endurance. The net dimensions include a height of 106 mm, a width of 82.5 mm, and it supports a supply voltage of 415 V. This product is designed for effective circuit protection in a variety of applications.
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2CCS864017R627
ABB 2CCS864017R627 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 80A. It complies with UL489 design standards. This MCB features a 4-pole (4P) configuration and offers protection functions up to 690V with a rated insulation voltage (Ui) of 82.5 mm. It supports a control voltage for DIN rail mounting and is rated for 10,000 operations. The device has a net height of 106 mm, a net width of 95 mm, and a rated impulse voltage (Uimp) of 8 kV. It is designed for a supply voltage of 415 V and has a secondary current specification of K, indicating its capacity for specific operational conditions.
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2CCS864017R707
ABB 2CCS864017R707 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 70A. It complies with UL489 design standards. This MCB features a 4-pole (4P) configuration and offers protection functions up to 690V, with a rated insulation voltage (Ui) of 82.5 mm. It supports a control voltage for DIN rail mounting and is rated for 10,000 operations. The device's dimensions include a net height of 8 kV, a rated impulse voltage (Uimp) of 106 mm, and a net width of 82.5 mm. It is designed for a supply voltage of 415 V and is capable of 10,000 operations, indicating its durability and operational lifespan.
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2CCS864017R587
ABB 2CCS864017R587 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 60A. It complies with UL489 design standards and features a 4-pole (4P) configuration. The MCB has a rated impulse voltage (Uimp) of 8 kV, a rated insulation voltage (Ui) of 690 V, and a control voltage for DIN rail mounting. The net dimensions include a height of 106 mm and a width of 82.5 mm, indicating its compact size for efficient use of space. It is designed for 10,000 operations, supporting a supply voltage of 415 V. This model does not include analog outputs but specifies the number of Normally Closed (NC) circuits and a secondary current rating of K, ensuring compatibility with a wide range of electrical installations.
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2CCS864017R605
ABB 2CCS864017R605 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 60A. It complies with UL489 design standards and features a 4-pole (4P) configuration. The MCB has a rated impulse voltage (Uimp) of 8 kV, a rated insulation voltage (Ui) of 690 V, and a control voltage for DIN rail mounting. It supports a supply voltage of 415 V and is capable of 10,000 operations. The net dimensions include a height of 106 mm, a width of 82.5 mm, and it utilizes a communication protocol width of 95 mm. This part is specifically designed for applications requiring a high number of operations.
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2CCS864017R557
ABB 2CCS864017R557 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 40A. It complies with UL489 design standards and features a 4-pole (4P) configuration. The MCB has a rated impulse voltage (Uimp) of 8 kV, a rated insulation voltage (Ui) of 690 V, and a control voltage for DIN rail mounting. Its net dimensions include a height of 106 mm and a width of 82.5 mm, supporting a communication protocol width of 95 mm. The device is engineered for 10,000 operations and is capable of handling a supply voltage up to 415 V. It does not specify analog outputs but mentions a secondary current labeled as "K."
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2CCS864017R527
ABB 2CCS864017R527 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 30A. It complies with UL489 design standards and features a 4-pole (4P) configuration. The MCB has a rated impulse voltage (Uimp) of 8 kV, a rated insulation voltage (Ui) of 690 V, and a control voltage for DIN rail mounting. It is designed for 10,000 operations, indicating its mechanical endurance, and supports a supply voltage of 415 V. The dimensions include a net height of 106 mm, a net width indicating the communication protocol of 95 mm, and a depth of 82.5 mm.
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2CCS864017R577
ABB 2CCS864017R577 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 50A. It complies with UL489 design standards and features a 4-pole (4P) configuration. The MCB has a rated impulse voltage (Uimp) of 8 kV, a rated insulation voltage (Ui) of 690 V, and a control voltage for DIN rail mounting. It supports a supply voltage of 415 V and is capable of 10,000 operations. The net dimensions include a height of 106 mm, a width of 82.5 mm, and a communication protocol width of 95 mm.
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2CCS864017R517
ABB 2CCS864017R517 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 25A. It complies with UL489 design standards. This MCB features a 4-pole (4P) configuration and offers protection functions at 690 V. It has a rated insulation voltage (Ui) of 82.5 mm and is capable of withstanding a rated impulse voltage (Uimp) of 8 kV. The unit is designed for DIN rail mounting and supports a control voltage (AC) with a supply voltage of up to 415 V. It is engineered for 10,000 operations and includes secondary current specifications of K. The net dimensions include a height of 106 mm and a width of 82.5 mm, indicating its compact design for efficient use in various applications.
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2CCS864017R487
ABB 2CCS864017R487 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 20A. It complies with UL489 design standards and features a 4-pole (4P) configuration. The MCB has a rated impulse voltage (Uimp) of 8 kV, a rated insulation voltage (Ui) of 690 V, and a control voltage for DIN rail mounting. Its dimensions include a net height of 106 mm, a net width of 82.5 mm, and it supports a communication protocol width of 95 mm. The device is engineered for up to 10,000 operations and is suitable for circuits with a supply voltage of 415 V.
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2CCS864017R505
ABB 2CCS864017R505 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 50A. It complies with UL489 design standards. This MCB features a 4-pole (4P) configuration and offers protection functions up to 690V, with a rated insulation voltage (Ui) of 82.5 mm. It is designed for DIN rail mounting and has a control voltage for AC operations. The supply voltage is rated for 10,000 operations, and it includes a number of Normally Closed (NC) circuits at 415V. The device's net dimensions include a height of 8 kV, a width of 106 mm, and it supports a communication protocol width of 95 mm. It is designed for a secondary current labeled as "Z" and is capable of 10,000 operations, indicating its durability and operational lifespan.
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2CCS864017R427
ABB 2CCS864017R427 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 10A. It complies with UL489 design standards and features a 4-pole (4P) configuration. The MCB has a rated impulse voltage (Uimp) of 8 kV, a rated insulation voltage (Ui) of 690 V, and a control voltage for DIN rail mounting. It is capable of 10,000 operations, indicating its mechanical endurance. The net dimensions include a height of 106 mm, a width of 82.5 mm, and it supports a supply voltage of 415 V. This product is designed for protection functions in electrical circuits.
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2CCS864017R405
ABB 2CCS864017R405 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 40A. It complies with UL489 design standards and features a 4-pole (4P) configuration. The MCB has a rated impulse voltage (Uimp) of 8 kV, a rated insulation voltage (Ui) of 690 V, and a control voltage for DIN rail mounting. The net dimensions include a height of 106 mm, a width of 82.5 mm, and it supports a communication protocol width of 95 mm. It is designed for 10,000 operations and can handle a supply voltage up to 415 V.
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2CCS864017R457
ABB 2CCS864017R457 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 15A. It complies with UL489 design standards and features a 4-pole (4P) configuration. The MCB has a rated impulse voltage (Uimp) of 8 kV, a rated insulation voltage (Ui) of 690 V, and a control voltage for DIN rail mounting. It is capable of 10,000 operations and supports a supply voltage of 415 V. The dimensions include a net height of 106 mm, a net width of 82.5 mm, and a communication protocol width of 95 mm.
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2CCS864017R305
ABB 2CCS864017R305 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 30A. It complies with UL489 design standards and features a 4-pole (4P) configuration. The MCB has a rated impulse voltage (Uimp) of 8 kV, a rated insulation voltage (Ui) of 690 V, and a control voltage for DIN rail mounting. Its dimensions include a net height of 106 mm, a net width of 82.5 mm, and it supports a communication protocol width of 95 mm. The device is engineered for 10,000 operations and is capable of handling a supply voltage up to 415 V.
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2CCS864017R255
ABB 2CCS864017R255 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 25A. It complies with UL489 design standards. This MCB features a 4-pole (4P) configuration and offers protection functions up to 690V, with a rated insulation voltage (Ui) of 415V. It is designed for DIN rail mounting and has a net height of 106 mm, a net width of 82.5 mm, and supports a control voltage (AC) for operation. The rated impulse voltage (Uimp) is 8 kV, indicating its capability to withstand impulse voltages. It is engineered for up to 10,000 operations, ensuring longevity and durability in its performance.
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2CCS864017R205
ABB 2CCS864017R205 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 20A. It complies with UL489 design standards and features a 4-pole (4P) configuration. The MCB has a rated impulse voltage (Uimp) of 8 kV, a rated insulation voltage (Ui) of 690 V, and a control voltage for DIN rail mounting. The net dimensions include a height of 106 mm, a width of 82.5 mm, and it supports a communication protocol width of 95 mm. It is designed for 10,000 operations and has a supply voltage rating of 415 V. The part also includes protection functions and is capable of 10,000 operations, indicating its durability and operational lifespan.
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2CCS864017R105
ABB 2CCS864017R105 is a Miniature Circuit Breaker (MCB) designed with screw-clamp connections and a rated current of 10A. It complies with UL489 design standards and features a 4-pole (4P) configuration. The MCB has a rated impulse voltage (Uimp) of 8 kV, a rated insulation voltage (Ui) of 690 V, and a control voltage for DIN rail mounting. Its dimensions include a net height of 106 mm, a net width of 82.5 mm, and it supports a communication protocol width of 95 mm. The device is engineered for up to 10,000 operations and is suitable for circuits with a supply voltage up to 415 V.
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Miniature Circuit Breakers (MCBs)
General Guide & Overview
Welcome to our comprehensive guide on miniature circuit breakers (MCBs). Whether you're an electrical professional or simply interested in understanding the inner workings of your home's electrical system, this article will provide you with all the information you need about MCBs.
MCBs are vital components of electrical systems, offering crucial protection against overloads and short circuits. Unlike traditional fuses, MCBs are automatic switches that respond to changes in current flow. This innovative technology not only enhances safety but also improves convenience for users.
In this guide, we will explore how MCBs work, the different types available, and the advantages they offer. So let's dive in and unlock the mysteries behind these essential electrical devices.
How Does a Miniature Circuit Breaker Work?
A miniature circuit breaker (MCB) is a vital component of an electrical system, designed to protect against overloads and short circuits. Understanding how an MCB works can help you ensure the safety and efficiency of your electrical installations.
MCBs operate by utilizing two types of tripping mechanisms: thermal tripping and magnetic tripping.
Thermal Tripping
Thermal tripping is the primary mechanism in MCBs. It detects and responds to excessive heat caused by an overload in the circuit. Inside the MCB, there is a bimetallic strip made of two different metals with different expansion coefficients. When the current passing through the MCB exceeds its rated capacity, the bimetallic strip heats up, causing the metals to expand at different rates. As a result, the strip bends and activates the trip mechanism, opening the contacts to interrupt the current flow.
Magnetic Tripping
Magnetic tripping is a secondary mechanism in MCBs. It provides rapid protection against short circuits by detecting strong current surges. Inside the MCB, there is an electromagnetic coil surrounding the current-carrying contacts. When a short circuit occurs, an extremely high current flows through the coil, generating a magnetic field that attracts the armature. The armature then trips the mechanism, opening the contacts and isolating the faulty circuit from the power supply.
The integration of both thermal and magnetic tripping mechanisms allows MCBs to provide reliable protection against a wide range of electrical faults. By quickly detecting and responding to abnormal current conditions, MCBs help prevent damage to electrical equipment, reduce the risk of electrical fires, and ensure the uninterrupted supply of electricity.
Advantages and Application of Miniature Circuit Breakers (MCBs)
Miniature circuit breakers (MCBs) provide a host of advantages compared to traditional fuses. One key advantage is their high responsiveness to changes in current flow, enabling swift and effective protection against overloads and short circuits. With MCBs, you can ensure that your electrical system remains safe and reliable.
MCBs are designed with a trip-free switching mechanism that instantly cuts off power in the event of an overload. This feature enhances the safety of your electrical circuits, preventing any potential damage or hazards. Additionally, MCBs are incredibly user-friendly, offering ease of installation and operation.
Another advantage of MCBs is the wide variety of models available, catering to different application requirements. Whether you need a specific current rating, breaking capacity, or fault protection characteristics, there is an MCB type that suits your needs. This flexibility allows for customization and ensures optimal performance, making MCBs a versatile choice for various electrical systems and applications.
FAQ
A miniature circuit breaker (MCB) is an important component of an electrical system that provides protection against overloads and short circuits. Unlike traditional fuses, MCBs are automatic switches that open and close in response to changes in current flow, offering improved safety and convenience.
A miniature circuit breaker (MCB) works by using two types of tripping mechanisms: thermal tripping and magnetic tripping. Thermal tripping responds to excessive heat caused by an overload, while magnetic tripping responds to sudden increases in current flow caused by a short circuit.
Miniature circuit breakers (MCBs) offer several advantages over traditional fuses. They are highly responsive to changes in current flow and provide reliable protection against overloads and short circuits. MCBs are easy to use, with a trip-free switching mechanism that instantly shuts off power in the event of an overload. They also have a wide range of models available, allowing for customization based on specific application requirements.