Found 377 products
DC-DC Ultra slim Industrial DIN rail converter; Input 33.6-67.2Vdc; Single Output 24Vdc at 5A
1 in stock
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AC-DC Single output Industrial DIN rail power supply; Output 24Vdc at 20A; metal case
2 in stock
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DC-DC Ultra slim Industrial DIN rail converter; Input 33.6-67.2Vdc; Single Output 24Vdc at 10A
1 in stock
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PULS ZM2.WALL is a mounting bracket designed specifically for wall-mounting applications. This part facilitates the secure attachment of compatible devices to wall surfaces, ensuring stable installation.
7 in stock
24 hours
PULS ZM1.UBC10 is a mounting bracket designed for wall-mounting applications.
8 in stock
24 hours
PULS UZB12.261 is a replacement battery designed with dimensions of W175mm x H125mm x D166mm. It operates with a supply voltage and output voltage of 12Vdc and offers a capacity of 26Ah.
1 in stock
24 hours
PULS PISA11.402 is a protection unit designed as a 4-channel protection module with 1 input and 4 outputs, suitable for DIN rail mounting. It operates within an ambient air temperature range of -25 to +70°C and adheres to NEC Class 2 design specifications. The rated current is 12A, distributed as 3A per channel, and it features screw-clamp connections for secure installation. As part of the PISA11-series, this unit measures 45mm in width, 75mm in height, and 91mm in depth. It requires a supply voltage of 18Vdc to 30Vdc, with 24Vdc typical and 21.4Vdc needed to activate the outputs. The output voltage is adjustable between 24Vdc and 28Vdc. Protection functions include short-circuit protection with a 10ms shutdown time and current limitation with an adjustable threshold between 16.6A and 23.6A. Power dissipation at full output load with a 24V input is 1.4W, and the processing time for output turn-on delay is 270ms. The voltage drop across the unit is 75mV / 0.075V. Electrical durability is rated at 229,000 hours at 40°C with a 4x1.5A output and 649,000 hours at 25°C with a 4x1.5A output.
4 in stock
24 hours
PULS PIC480.241D is a power supply unit designed for DIN rail mounting, featuring AC/DC conversion capabilities. It operates within an ambient air temperature range of -25 to +70°C and includes a DC-OK relay contact output for monitoring purposes. The unit provides a rated current of 10A at 48Vdc within a temperature range of -25 to +55°C, and 6.3A at 48Vdc at +70°C, with screw-clamp connections for installation. It supports a supply voltage range of 90Vac-264Vac across various nominal voltages (100Vac to 240Vac) at 47-63Hz, with specific input overvoltage and shutdown voltage parameters. The PIC-series unit measures 59mm in width, 124mm in height, and 127mm in depth, with an IP20 degree of protection and an aluminium housing. Designed for single-phase networks, it offers a rated power of 480W at -25 to +55°C, which derates linearly to 302.4W at +70°C. The output voltage is adjustable between 48Vdc and 56Vdc, with protection functions against overvoltage and overload/short-circuit conditions. It allows for series or parallel operation for increased output ampacity or redundancy, with a high efficiency of up to 0.957 at 230Vac input. The unit's current consumption, time delay, hold time, power dissipation/losses, electrical durability, ripple, and capacitance are specified to ensure optimal performance under various conditions.
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PULS CD5.051 is a power supply unit designed for DIN rail mounting, featuring an aluminium housing with dimensions of W32mm x H124mm x D102mm. It operates within an ambient air temperature range of -25 to +70°C and has a net width of 32 mm. The unit consumes 2.6A current at a 24Vdc input for a full 5Vdc output at 10A, with a peak inrush current of 1.6A. It offers an efficiency of 0.815 at 5.1Vdc 10A input and is protected by an IP20 degree of protection. The CD5.051 includes a 420ms start-up delay, a 300ms rise time at nominal input with a constant full current load and 0mF load capacitance, and a 350ms rise time with an 8mF load capacitance. It features output overvoltage protection, overload protection, no-load and short-circuit protection with a short-circuit current of min. 12A to max. 20A, over-temperature protection with automatic restart, and allows for series/parallel operation for increased output power or redundancy. The unit is resistant to back-feeding loads up to 5.6V, includes reverse polarity protection, and has a power dissipation/loss of 11.5W at a 24Vdc input with a 5.1V output load at 10A. The output stage capacitance is 16000 µF, with a ripple of 50mVpp across 20Hz to 20MHz at 50Ω. It functions as a power supply unit or DC/DC-converter with a 20% power reserve, belonging to the CD-series and designed with galvanic isolation and screw-clamp connections. The supply voltage ranges from 18Vdc to 32.4Vdc (24Vdc nominal) and 14.4-18Vdc for a maximum of 60 seconds. It has a rated current of 12A at 5Vdc from -25 to +45°C and 10A at 5Vdc from +45 to +60°C, with a derating of 1.25W from +60 to +70°C. The rated power is 60W at -25 to +45°C and 50W at -25 to +60°C, with an adjustable output voltage of 5Vdc to 5.5Vdc and a 250mV turn-ON overshoot. The hold time is 10ms at a 24Vdc input.
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| Item | Manufacturer | Price | Stock | Delivery | |
|---|---|---|---|---|---|
 | MHS012 Mounting bracket for Series HDP-190 | MEAN WELL | 45 in stock | Quick Quote | |
 | DDR-120C-24 DC-DC Ultra slim Industrial DIN rail converter; Input 33.6-67.2Vdc; Single Output 24Vdc at 5A | MEAN WELL | 1 in stock | Quick Quote | |
 | NDR-480-24 AC-DC Single output Industrial DIN rail power supply; Output 24Vdc at 20A; metal case | MEAN WELL | 2 in stock | Quick Quote | |
 | DDR-240C-24 DC-DC Ultra slim Industrial DIN rail converter; Input 33.6-67.2Vdc; Single Output 24Vdc at 10A | MEAN WELL | 1 in stock | Quick Quote | |
| ZM2.WALL PULS ZM2.WALL is a mounting bracket designed specifically for wall-mounting applications. This part facilitates the secure attachment of compatible devices to wall surfaces, ensuring stable installation. | Puls | $44.00 | 7 in stock | 24 hours |
| ZM1.UBC10 PULS ZM1.UBC10 is a mounting bracket designed for wall-mounting applications. | Puls | $44.00 | 8 in stock | 24 hours |
| UZB12.261 PULS UZB12.261 is a replacement battery designed with dimensions of W175mm x H125mm x D166mm. It operates with a supply voltage and output voltage of 12Vdc and offers a capacity of 26Ah. | Puls | $455.00 | 1 in stock | 24 hours |
| PISA11.402 PULS PISA11.402 is a protection unit designed as a 4-channel protection module with 1 input and 4 outputs, suitable for DIN rail mounting. It operates within an ambient air temperature range of -25 to +70°C and adheres to NEC Class 2 design specifications. The rated current is 12A, distributed as 3A per channel, and it features screw-clamp connections for secure installation. As part of the PISA11-series, this unit measures 45mm in width, 75mm in height, and 91mm in depth. It requires a supply voltage of 18Vdc to 30Vdc, with 24Vdc typical and 21.4Vdc needed to activate the outputs. The output voltage is adjustable between 24Vdc and 28Vdc. Protection functions include short-circuit protection with a 10ms shutdown time and current limitation with an adjustable threshold between 16.6A and 23.6A. Power dissipation at full output load with a 24V input is 1.4W, and the processing time for output turn-on delay is 270ms. The voltage drop across the unit is 75mV / 0.075V. Electrical durability is rated at 229,000 hours at 40°C with a 4x1.5A output and 649,000 hours at 25°C with a 4x1.5A output. | Puls | $165.00 | 4 in stock | 24 hours |
 | PIC480.241D PULS PIC480.241D is a power supply unit designed for DIN rail mounting, featuring AC/DC conversion capabilities. It operates within an ambient air temperature range of -25 to +70°C and includes a DC-OK relay contact output for monitoring purposes. The unit provides a rated current of 10A at 48Vdc within a temperature range of -25 to +55°C, and 6.3A at 48Vdc at +70°C, with screw-clamp connections for installation. It supports a supply voltage range of 90Vac-264Vac across various nominal voltages (100Vac to 240Vac) at 47-63Hz, with specific input overvoltage and shutdown voltage parameters. The PIC-series unit measures 59mm in width, 124mm in height, and 127mm in depth, with an IP20 degree of protection and an aluminium housing. Designed for single-phase networks, it offers a rated power of 480W at -25 to +55°C, which derates linearly to 302.4W at +70°C. The output voltage is adjustable between 48Vdc and 56Vdc, with protection functions against overvoltage and overload/short-circuit conditions. It allows for series or parallel operation for increased output ampacity or redundancy, with a high efficiency of up to 0.957 at 230Vac input. The unit's current consumption, time delay, hold time, power dissipation/losses, electrical durability, ripple, and capacitance are specified to ensure optimal performance under various conditions. | Puls | $355.00 | Quick Quote | |
 | CD5.051 PULS CD5.051 is a power supply unit designed for DIN rail mounting, featuring an aluminium housing with dimensions of W32mm x H124mm x D102mm. It operates within an ambient air temperature range of -25 to +70°C and has a net width of 32 mm. The unit consumes 2.6A current at a 24Vdc input for a full 5Vdc output at 10A, with a peak inrush current of 1.6A. It offers an efficiency of 0.815 at 5.1Vdc 10A input and is protected by an IP20 degree of protection. The CD5.051 includes a 420ms start-up delay, a 300ms rise time at nominal input with a constant full current load and 0mF load capacitance, and a 350ms rise time with an 8mF load capacitance. It features output overvoltage protection, overload protection, no-load and short-circuit protection with a short-circuit current of min. 12A to max. 20A, over-temperature protection with automatic restart, and allows for series/parallel operation for increased output power or redundancy. The unit is resistant to back-feeding loads up to 5.6V, includes reverse polarity protection, and has a power dissipation/loss of 11.5W at a 24Vdc input with a 5.1V output load at 10A. The output stage capacitance is 16000 µF, with a ripple of 50mVpp across 20Hz to 20MHz at 50Ω. It functions as a power supply unit or DC/DC-converter with a 20% power reserve, belonging to the CD-series and designed with galvanic isolation and screw-clamp connections. The supply voltage ranges from 18Vdc to 32.4Vdc (24Vdc nominal) and 14.4-18Vdc for a maximum of 60 seconds. It has a rated current of 12A at 5Vdc from -25 to +45°C and 10A at 5Vdc from +45 to +60°C, with a derating of 1.25W from +60 to +70°C. The rated power is 60W at -25 to +45°C and 50W at -25 to +60°C, with an adjustable output voltage of 5Vdc to 5.5Vdc and a 250mV turn-ON overshoot. The hold time is 10ms at a 24Vdc input. | Puls | $425.00 | Quick Quote | |
Power Converters
General Guide & Overview
Power converters are essential components used to process and control the flow of electric energy in various applications, ranging from power supplies for personal computers to spacecraft power systems. They convert an unregulated DC voltage into a regulated DC or AC voltage that is suitable for the load.
Power converters can be classified into different types based on their circuit topologies, such as buck converters, boost converters, buck-boost converters, Cuk converters, and SEPIC converters. These converters utilize switched-mode circuits to achieve high efficiency, typically ranging from 70% to 95%. They employ semiconductor devices like diodes, MOSFETs, IGBTs, BJTs, or thyristors as switches to change the magnitude and/or polarity of the voltage.
The conversion ratio of a power converter is controlled by the duty cycle of the switch, which determines the average voltage output. The efficiency and performance of power converters can be improved through the use of advanced techniques, including pulse-width modulation (PWM) for control and regulation, as well as the implementation of feedback systems to maintain stable output voltages.
The selection of a power converter depends on factors such as the input voltage, desired output voltage, power requirements, and overall system design. Power converters find applications in a wide range of industries, including electronics, telecommunications, automotive, renewable energy, and more. They are crucial in enabling the efficient and reliable operation of various electronic devices and systems.
Types of Power Converters and Their Applications
Power converters play a fundamental role in numerous applications, enabling the efficient conversion of electric energy from one form to another. Among the different types of power converters available, buck converters, boost converters, buck-boost converters, Cuk converters, and SEPIC converters are widely used in various industries.
Buck Converters: Buck converters are commonly utilized in power supply systems where the input voltage needs to be stepped down to a lower output voltage. These converters efficiently reduce the voltage level and have a conversion ratio equal to the duty cycle of the switch.
Boost Converters: In contrast to buck converters, boost converters are employed when the input voltage needs to be increased to a higher level. They amplify the voltage magnitude and have a conversion ratio given by 1/(1 - duty cycle). Boost converters find applications in various fields where voltage boosting is required.
Buck-Boost Converters: Buck-boost converters offer the versatility of both stepping up and stepping down the voltage. This capability allows for a wider range of output voltages, making them suitable for applications with flexible voltage requirements.
Cuk Converters: Cuk converters and SEPIC (Single-Ended Primary Inductance Converter) converters have similar functionalities. They can both increase or decrease the voltage magnitude, but they do not invert the voltage polarity. These types of converters are frequently used in battery charging systems, renewable energy systems, and voltage regulators.
The choice of a specific power converter depends on several factors, including the desired voltage levels, power rating, efficiency, and cost considerations. Each type of converter has its unique advantages and applications, making them suitable for different scenarios. By understanding the specific requirements of an application, engineers, and designers can select the most appropriate power converter to ensure optimal performance and efficiency.
Power converters are indispensable components in a wide range of electronic systems and applications. They efficiently convert electric energy from one form to another, enabling the operation of various devices and systems by providing the necessary voltage and current levels. The different types of power converters, including buck converters, boost converters, buck-boost converters, Cuk converters, and SEPIC converters, offer versatility in voltage conversion and find applications in diverse scenarios.
An essential consideration in power converters is efficiency, as it directly impacts energy wastage and heat generation during the conversion process. High-efficiency power converters are desirable to optimize energy usage and minimize environmental impact. The advancements in semiconductor technology and control techniques have contributed to the development of more efficient and reliable power converters.
Looking ahead, power converters are expected to become even more efficient, compact, and cost-effective as technology continues to evolve. Their applications will expand to meet the growing demand for clean and sustainable energy solutions, driving innovation in power conversion technologies.
FAQ
What are power converters?
Power converters are essential components used to process and control the flow of electric energy in various applications, converting an unregulated DC voltage into a regulated DC or AC voltage suitable for the load.
What types of power converters are there?
Power converters can be classified into different types based on their circuit topologies, such as buck converters, boost converters, buck-boost converters, Cuk converters, and SEPIC converters.
What is the purpose of a buck converter?
Buck converters reduce the voltage level and are commonly used in power supplies to step down a higher input voltage to a lower output voltage.
How do boost converters work?
Boost converters increase the voltage magnitude and are used in applications where the input voltage needs to be boosted to a higher level.
What is the advantage of buck-boost converters?
Buck-boost converters have the ability to both step up and step down the voltage, providing a wider range of output voltage options.
In what applications are Cuk and SEPIC converters commonly used?
Cuk and SEPIC converters can increase or decrease voltage magnitude without inverting voltage polarity, making them suitable for battery charging systems, renewable energy systems, and voltage regulators.
How are power converters controlled?
Power converters can be controlled and regulated using techniques such as pulse-width modulation (PWM) and feedback systems to maintain stable output voltages.
What factors should be considered when selecting a power converter?
The selection of a power converter depends on factors such as the input voltage, desired output voltage, power requirements, and overall system design.
Why is efficiency important in power converters?
Efficiency is important in power converters as it determines the amount of power lost during the conversion process. Higher efficiency means less energy wastage and reduced heat generation.
How are power converters expected to evolve in the future?
With advancements in semiconductor technology and control techniques, power converters are expected to become even more efficient, compact, and cost-effective to meet the growing demand for clean and sustainable energy solutions.