Delta DRL-24V120W1EN Industrial Automation Control Power Supply 120W 24V 5A

The Delta DRL-24V120W1EN is a robust industrial automation control power supply delivering 120W of power at 24V and 5A, designed for demanding environments. Its key advantages include high reliability, compact design, and excellent power density, making it a prime choice for automation control systems requiring stable and efficient power. The unit boasts universal AC input, over-voltage protection, over-current protection, and a wide operating temperature range, ensuring consistent performance under diverse industrial conditions.

Product Specifications

| Feature             | Specification                                |

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

| Model               | DRL-24V120W1EN                               |

| Output Voltage      | 24V DC                                       |

| Output Current      | 5A                                           |

| Output Power        | 120W                                         |

| Input Voltage Range | 100-240V AC                                  |

| Input Frequency     | 50/60 Hz                                     |

| Efficiency          | > 88%                                        |

| Operating Temp.     | -20°C to +70°C                               |

| Dimensions (LxWxH)  | 125 x 78 x 30 mm                             |

| Protection          | OVP, OCP, SCP, OTP                           |

| Certifications       | CE, UL, TÜV                                   |

| Isolation           | Input/Output: 3000VAC, Input/Ground: 1500VAC |

Core Features & Market Positioning

The Delta DRL-24V120W1EN distinguishes itself through its exceptionally compact form factor, measuring just 30mm in height. This slim profile is critical for space-constrained control cabinets prevalent in modern automation setups. Its high efficiency rating ensures minimal heat generation, contributing to a longer operational lifespan and reduced energy costs, a significant differentiator in the competitive industrial power supply market. Delta's established reputation for quality and reliability in industrial power solutions further solidifies the DRL-24V120W1EN's market position as a dependable choice for mission-critical applications. The unit's broad operating temperature range of -20°C to +70°C allows for deployment in harsh industrial environments where many standard power supplies would fail.

Key Application Scenarios

This industrial power supply is ideally suited for a wide array of automation and control applications. It powers programmable logic controllers (PLCs), human-machine interfaces (HMIs), sensors, actuators, and various other control devices in manufacturing, process control, and building automation systems. Industries such as automotive manufacturing, food and beverage processing, and material handling frequently require reliable 24V power for their automated machinery, making the DRL-24V120W1EN a perfect fit. Its ability to deliver a stable 5A output also makes it suitable for powering multiple devices simultaneously within a single control panel, simplifying system design and reducing component count.

Practical System Integration Guidance

Integrating the Delta DRL-24V120W1EN into existing systems is straightforward due to its universal AC input and standard 24V DC output. For wiring, ensure the AC input terminals (L and N) are connected to the mains supply, and the DC output terminals (+V and -V) are connected to the load, observing correct polarity. Grounding the unit via the dedicated ground terminal is crucial for safety and electromagnetic compatibility (EMC). The power supply's DIN rail mounting capability allows for quick and secure installation within standard electrical enclosures. No complex programming is required for basic operation; it functions as a direct power conversion device.

Operation and Risk Mitigation

Safe operation of the Delta DRL-24V120W1EN mandates adherence to electrical safety standards and ensuring the load does not exceed the 120W or 5A rating. The built-in Over-Voltage Protection (OVP), Over-Current Protection (OCP), Short-Circuit Protection (SCP), and Over-Temperature Protection (OTP) are designed to safeguard both the power supply and connected equipment from damage. In the event of a fault, such as an overload, the power supply will typically shut down. Once the fault condition is cleared, the unit can often be reset by cycling the AC input power. Always ensure proper ventilation around the unit to prevent overheating.

Scalability & Long-Term Value

The DRL-24V120W1EN offers excellent long-term value through its robust construction and Delta's commitment to quality, minimizing the need for premature replacements. While this specific model provides 120W, Delta offers a range of power supplies that can be paralleled or used in conjunction to meet higher power demands, providing a scalable solution for growing automation needs. Its compatibility with standard industrial communication protocols, when used with appropriate control systems, allows for integration into more advanced IIoT and Industry 4.0 initiatives, enabling remote monitoring and predictive maintenance capabilities.

Frequently Asked Questions

Q1: What is the warranty period for the Delta DRL-24V120W1EN?

Delta typically offers a standard warranty on its industrial power supplies, often ranging from 3 to 5 years. This warranty covers defects in materials and workmanship under normal operating conditions. It's advisable to consult the specific product documentation or contact your Delta representative for the most accurate and up-to-date warranty information.

This comprehensive warranty underscores Delta's confidence in the durability and reliability of the DRL-24V120W1EN for industrial applications. The product's robust design and quality components contribute to its extended operational lifespan, minimizing downtime and replacement costs for users.

Ensuring proper installation and operation, as outlined in the product manual, is crucial for maintaining warranty coverage. Avoid operating the power supply outside its specified parameters to prevent voiding the warranty.

Q2: Can the Delta DRL-24V120W1EN be used in parallel to increase output current?

Yes, multiple Delta DRL-24V120W1EN units can be paralleled to increase the total output current capacity, provided they are identical models and properly configured. This requires using appropriate current sharing modules or ensuring voltage balance if directly connected. Always refer to Delta's application notes for detailed guidance on parallel operation.

Paralleling offers a cost-effective way to scale power without upgrading to a single, higher-capacity unit. This is particularly beneficial for applications with incrementally growing power demands. It ensures redundancy, as the system can continue operating if one unit fails.

Careful wiring and load balancing are essential when paralleling power supplies. Incorrect configuration can lead to uneven current distribution, overheating, and premature failure of one or more units. Consult an expert if you are unsure.

Q3: What are the implications of the OVP, OCP, SCP, and OTP features?

OVP (Over-Voltage Protection) safeguards connected equipment from damage caused by an output voltage exceeding a safe limit. OCP (Over-Current Protection) prevents damage by shutting down or limiting current when the load draws more power than specified. SCP (Short-Circuit Protection) is a critical safety feature that protects the power supply and wiring from damage during a short circuit event. OTP (Over-Temperature Protection) prevents the unit from overheating by shutting it down if its internal temperature rises too high.

These integrated protection mechanisms are fundamental to the DRL-24V120W1EN's reliability and suitability for industrial environments. They act as crucial safeguards, preventing catastrophic failures that could disrupt production lines or damage expensive control components. The power supply is designed to withstand fault conditions and recover once the issue is resolved.

Understanding these features allows users to confidently deploy the power supply in critical applications. By preventing damage from electrical anomalies, the power supply contributes to overall system stability and reduces the likelihood of unexpected downtime.

Q4: How does the compact size of the DRL-24V120W1EN benefit system designers?

The ultra-slim profile of the Delta DRL-24V120W1EN, measuring only 30mm in height, is a significant advantage for control panel designers. This compact design allows for densely packed enclosures, maximizing space utilization and enabling smaller, more cost-effective cabinet footprints. It also facilitates easier integration into existing or retrofitted panels where space is often at a premium.

This space-saving design is crucial in modern industrial automation, where control cabinets are becoming increasingly sophisticated and often limited in physical dimensions. The DRL-24V120W1EN’s form factor ensures it can be easily mounted on standard DIN rails alongside other control components without creating installation challenges.

Reduced physical size can also lead to improved thermal management within the enclosure, as less space is occupied by power components, potentially allowing for better airflow and heat dissipation. This contributes to the overall reliability and longevity of the control system.

Q5: What is the typical efficiency rating of the DRL-24V120W1EN, and why is it important?

The Delta DRL-24V120W1EN typically boasts an efficiency rating exceeding 88%. High efficiency is crucial in industrial power supplies as it translates directly to less wasted energy, lower heat generation, and reduced operating costs. This means more of the input power is converted into usable DC power for your equipment, leading to improved overall system performance and a smaller environmental footprint.

Lower heat generation due to high efficiency also contributes to extended product lifespan and enhanced reliability. It reduces the need for aggressive cooling solutions within the control cabinet, further simplifying design and reducing maintenance requirements. This is particularly important in enclosed industrial environments where heat dissipation can be challenging.

In applications where energy consumption is a significant factor, a highly efficient power supply like the DRL-24V120W1EN can lead to substantial cost savings over the product's lifetime. This makes it a more economically viable choice for large-scale deployments and energy-conscious industries.

Q6: Does the DRL-24V120W1EN support universal AC input, and what are its implications?

Yes, the Delta DRL-24V120W1EN features a universal AC input voltage range, typically supporting 100-240V AC. This broad compatibility is a significant advantage for global manufacturers and system integrators, allowing the power supply to be used in various regions without modification. It simplifies inventory management and ensures flexibility in deployment across different geographical locations.

The universal input capability means the power supply can automatically adapt to different mains voltage standards, eliminating the need for manual voltage selectors or dedicated regional power supplies. This reduces the risk of incorrect voltage selection and potential damage to the equipment.

This feature is particularly valuable for equipment designed for export or for companies operating facilities in multiple countries. It ensures consistent operation regardless of the local electrical infrastructure, providing a reliable power source wherever it is needed.

Q7: What certifications does the Delta DRL-24V120W1EN hold, and what do they signify?

The Delta DRL-24V120W1EN typically holds key industry certifications such as CE, UL, and TÜV. The CE mark indicates conformity with health, safety, and environmental protection standards for products sold within the European Economic Area. UL certification signifies that the product has been tested and certified by Underwriters Laboratories to meet specific safety requirements for the North American market. TÜV certification provides an additional layer of assurance regarding product safety and quality, often recognized globally.

These certifications are crucial for industrial applications as they assure users that the product has undergone rigorous testing and meets stringent safety and performance standards. They are often prerequisites for system approval and compliance in various industries and regions, facilitating smoother integration into certified control systems and manufacturing processes.

Possessing these certifications simplifies the compliance process for system integrators and end-users, reducing the burden of independent verification and ensuring that the power supply meets the necessary regulatory requirements for its intended application. This builds confidence in the product's safety and reliability.

Q8: What is the operating temperature range, and how does it affect deployment?

The DRL-24V120W1EN is designed to operate within a wide temperature range, typically from -20°C to +70°C. This broad range is critical for industrial environments, which can experience significant temperature fluctuations due to ambient conditions, heat generated by other equipment, or proximity to heating/cooling systems. Its ability to maintain stable performance across this spectrum ensures reliable operation in demanding settings.

A wide operating temperature range means the power supply is less susceptible to performance degradation or failure caused by extreme heat or cold. This is essential for maintaining the continuous operation of critical automation systems, preventing costly downtime and production disruptions. It allows for more flexible placement within industrial enclosures.

This resilience to temperature variations is a testament to the quality of components used and the robust design of the Delta DRL-24V120W1EN. It provides engineers with greater confidence when designing systems for harsh or varied environments, knowing the power supply will perform reliably.

Q9: How is the isolation specified (Input/Output, Input/Ground), and why is it important?

The DRL-24V120W1EN specifies isolation levels such as 3000VAC between input and output, and 1500VAC between input and ground. This electrical isolation is a fundamental safety feature that separates the high-voltage AC input side from the low-voltage DC output side and the chassis ground. It significantly reduces the risk of electric shock to personnel interacting with the equipment.

This robust isolation protects sensitive control circuitry connected to the output from transient voltage surges originating from the AC mains. It also helps to prevent ground loops, which can cause noise and signal integrity issues in automation systems. The higher the isolation rating, the greater the protection against voltage breakdown.

By providing effective electrical isolation, the DRL-24V120W1EN enhances the overall safety and reliability of the industrial control system. It is a critical consideration for meeting safety regulations and ensuring the longevity of connected electronic components.

Q10: What protection mechanisms are available against power quality issues?

The Delta DRL-24V120W1EN is equipped with Over-Voltage Protection (OVP), Over-Current Protection (OCP), and Short-Circuit Protection (SCP). These features proactively address common power quality issues like voltage spikes, excessive current draws, and accidental short circuits. The unit also includes Over-Temperature Protection (OTP) to mitigate risks from internal heat buildup, which can be exacerbated by unstable power conditions.

These integrated protections are designed to absorb or block damaging voltage transients and prevent sustained overloads. For example, OVP will shut down the power supply if the input voltage exceeds a safe threshold, thus protecting the output stage and connected devices. OCP and SCP ensure that the power supply itself is not damaged if the connected load experiences a fault.

While these internal protections are robust, using external surge suppressors or filters on the AC input can provide an additional layer of defense against severe power disturbances, further enhancing the longevity and reliability of the DRL-24V120W1EN and the entire automation system.