ABB AX09-30-10-84 Contactor 3 Pole 110V AC 9A

The ABB AX09-30-10-84 Contactor is a robust 3-pole device designed for reliable power switching in various industrial applications. Its primary advantages lie in its compact design, high electrical durability, and efficient coil operation, making it an ideal choice for motor control, lighting circuits, and general power distribution. Key technical parameters include a 9A current rating, 110V AC coil voltage, and adherence to stringent international standards.

Product Specifications

| Feature                 | Specification                               |

| :---------------------- | :------------------------------------------ |

| Product Type            | Contactor                                   |

| Manufacturer            | ABB                                         |

| Model Number            | AX09-30-10-84                               |

| Number of Poles         | 3                                           |

| Rated Operational Current | 9 A                                         |

| Coil Voltage            | 110 V AC                                    |

| Auxiliary Contacts      | 1 NO + 1 NC                                 |

| Terminal Type           | Screw Terminals                             |

| Mounting Type           | DIN Rail or Screw Mounting                  |

| Protection Class        | IP20 (enclosure), IP2X (terminals)          |

| Operating Temperature   | -25 to +55 °C                               |

| Standards Compliance    | IEC 60947-4-1, IEC 60947-5-1, UL 508, CSA C22.2 No. 14 |

Core Features & Market Positioning

The ABB AX09-30-10-84 distinguishes itself through its exceptional reliability and long operational life, a hallmark of ABB's commitment to quality in industrial automation. Its compact footprint allows for high-density panel designs, a crucial factor in space-constrained environments. The integrated auxiliary contacts simplify control circuit design, reducing the need for external components. This contactor is positioned as a cost-effective yet highly dependable solution for standard industrial switching tasks, competing effectively with other major manufacturers through its balance of performance, durability, and accessibility.

Key Application Scenarios

This 3-pole contactor finds extensive use in motor control circuits, efficiently managing power to small to medium-sized three-phase motors used in pumps, fans, and conveyor systems. It is also a preferred component for controlling lighting banks in commercial and industrial buildings, offering reliable switching for illumination management. Furthermore, the AX09-30-10-84 is suitable for general power distribution applications where reliable on/off switching of electrical loads up to 9A is required, such as in control panels and distribution boards.

Practical System Integration Guidance

Installing the ABB AX09-30-10-84 is straightforward due to its standardized mounting options. It can be easily snapped onto a 35mm DIN rail or secured directly to a panel using M4 screws. Wiring the power terminals (L1, L2, L3 and T1, T2, T3) for the load and the coil terminals (A1, A2) for the 110V AC control signal is crucial for proper operation. Ensure the control voltage precisely matches the 110V AC rating to prevent damage. The auxiliary contacts (1 NO and 1 NC) can be integrated into control logic for feedback or interlocking functions.

Operation and Risk Mitigation

Safe operation of the AX09-30-10-84 contactor requires adherence to electrical safety standards. Always de-energize the control and power circuits before performing any wiring or maintenance. The device is designed for intermittent duty and should not be subjected to continuous current exceeding its 9A rating. Overload protection, such as appropriately sized thermal overload relays or electronic motor protection devices, should always be used in conjunction with the contactor when controlling motors to prevent damage from excessive current.

Scalability & Long-Term Value

The AX09-30-10-84 is part of ABB’s broader range of contactors and motor control components, offering inherent compatibility with other ABB devices and systems. This ensures that installations can be easily expanded or upgraded. While this specific model is designed for foundational applications, it integrates seamlessly into more complex control architectures, including those utilizing programmable logic controllers (PLCs). Its robust construction and high electrical endurance contribute to a long service life, minimizing the total cost of ownership and providing sustained operational value.

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Frequently Asked Questions (FAQs)

Q1: What is the maximum AC voltage rating for the ABB AX09-30-10-84 contactor?

The ABB AX09-30-10-84 contactor is designed for a 110V AC coil voltage, crucial for its control circuit operation. The power circuit's voltage rating is typically higher and depends on the application and associated protective devices. Always consult the product datasheet for full specifications regarding operational voltage limits in different configurations.

Q2: Can the ABB AX09-30-10-84 be used for DC loads?

This specific ABB AX09-30-10-84 contactor is designed for AC applications, particularly its 110V AC coil. Using it with DC loads is not recommended and may lead to arcing or operational failure. ABB offers specific DC contactors for direct current applications.

Q3: How do I wire the auxiliary contacts on the AX09-30-10-84?

The AX09-30-10-84 features one normally open (NO) and one normally closed (NC) auxiliary contact. These are typically used for signaling or interlocking within control logic. Connect your control wiring to the designated terminals for the NO and NC contacts as per your circuit diagram.

Q4: What is the typical lifespan of this ABB contactor?

The electrical endurance of the AX09-30-10-84 is rated for a significant number of switching cycles, depending on the load. Mechanical endurance is also substantial, ensuring long-term reliability under normal operating conditions. Proper installation and protection are key to maximizing its lifespan.

Q5: Does the AX09-30-10-84 require a separate overload relay?

Yes, for motor control applications, the AX09-30-10-84 contactor should always be paired with an appropriately sized overload relay. This protects the motor from damage due to overcurrents or phase loss. The contactor itself does not provide motor overload protection.

Q6: What are the dimensions of the ABB AX09-30-10-84 contactor?

The dimensions are compact, designed for efficient panel space utilization. Typically, its width is around 45mm, height about 77mm, and depth approximately 80mm. These dimensions facilitate integration into standard electrical enclosures.

Q7: What does the "30" in AX09-30-10-84 signify?

The "30" in the model number AX09-30-10-84 typically indicates the main contact configuration. In this case, it usually denotes 3 normally open (NO) main poles for switching the power circuit. The subsequent "10" indicates the auxiliary contact configuration.

Q8: How does the 110V AC coil voltage affect operation?

The 110V AC coil voltage dictates the power supply required to energize the contactor's electromagnet, causing it to close the main power contacts. It's essential to match this voltage precisely to avoid malfunction or damage. This voltage is common in many industrial control systems.

Q9: Is this contactor suitable for frequent switching applications?

The AX09-30-10-84 is designed for robust performance, including applications with frequent switching cycles. Its high electrical durability ensures it can withstand numerous operations when properly applied within its rated parameters.

Q10: Where can I find the full technical datasheet for the AX09-30-10-84?

You can find the complete technical datasheet and detailed specifications for the ABB AX09-30-10-84 on the official ABB website or through authorized ABB distributors. This document provides comprehensive information on ratings, dimensions, wiring diagrams, and application guidelines.