Why Choose the Finder 78.Y2.1.440.2414 Industrial Power Supply?
The Finder 78.Y2.1.440.2414 is a high-performance 24 V DC, 20 A, 480 W industrial switched-mode power supply designed to deliver reliable, regulated DC power for demanding automation and electrical control applications. Part of the Finder Series 78 power supply range, this dual-phase supply combines high output capacity, a wide AC/DC input range and compact DIN rail installation for industrial control cabinets.
Designed for applications requiring substantial DC power, the Finder 78.Y2.1.440.2414 provides a nominal 24 V DC output with a rated current of 20 A and an adjustable output voltage between 24 and 28 V DC. Its nominal AC input range of 200–500 V AC and DC input range of 282–705 V DC provide flexibility for industrial electrical systems. A two-stage switched-mode design with power factor correction (PFC) supports efficient power conversion.
The unit also incorporates a volt-free DC OK signalling contact for output status monitoring, short-circuit protection with automatic recovery and thermal protection. Its 480 W rated output, short-duration current boost capability and DIN rail mounting make it suitable for industrial machinery, control systems and automated production equipment where dependable DC power is essential.
Key Advantages
- 480 W rated output power for demanding industrial DC power requirements.
- 24 V DC regulated output at 20 A supports compatible high-current automation loads.
- Adjustable 24–28 V DC output provides flexibility for industrial control equipment.
- Wide 200–500 V AC nominal input range supports industrial electrical distribution systems.
- AC and DC input compatibility provides installation flexibility.
- Two-stage switched-mode design with PFC supports efficient power conversion.
- 91% efficiency at 230 V AC input helps reduce energy losses.
- 26 A current boost for 3 s supports short-duration load demands.
- Volt-free DC OK contact enables power supply status monitoring.
- Short-circuit protection with automatic recovery improves resilience during electrical faults.
- DIN rail mounting simplifies integration into industrial electrical cabinets.
- −30 to +70 °C ambient operating range, subject to derating, supports demanding environments.
Key Features
- Finder Series 78 industrial switched-mode power supply.
- Type 78.Y2 dual-phase power supply configuration.
- 480 W rated output power.
- 24 V DC nominal output voltage.
- 20 A continuous rated output current under specified operating conditions.
- 24–28 V DC adjustable output range.
- 200–500 V AC nominal input voltage.
- 180–550 V AC operating input range.
- 282–705 V DC nominal input voltage.
- 254–780 V DC operating input range.
- 50/60 Hz AC input frequency.
- Two-stage switched-mode conversion with PFC.
- 91% conversion efficiency at 230 V AC input.
- 26 A output current boost for 3 s.
- 26 A peak output current for 5 ms.
- Volt-free DC OK status contact.
- Short-circuit protection with automatic recovery.
- Thermal protection with automatic shutdown.
- Output voltage regulation with less than 2% variation from no-load to full-load.
- 35 mm DIN rail mounting for industrial control cabinets.
- Screw terminal electrical connections.
Technical Specifications
- Manufacturer: Finder
- Series: 78
- Type: 78.Y2
- Manufacturer part number: 78.Y2.1.440.2414
- Product type: Industrial switched-mode power supply
- Input configuration: Dual-phase AC/DC
- Power conversion technology: Two-stage switched-mode with power factor correction
- Number of outputs: 1
- Nominal output voltage: 24 V DC
- Adjustable output voltage: 24–28 V DC
- Rated output current: 20 A
- Rated output power: 480 W
- Output current boost (3 s): 26 A
- Peak output current (5 ms): 26 A
- Nominal AC input voltage: 200–500 V AC
- Operating AC input voltage: 180–550 V AC
- Nominal DC input voltage: 282–705 V DC
- Operating DC input voltage: 254–780 V DC
- AC input frequency: 50/60 Hz
- Maximum apparent power consumption: 627.9 VA
- Maximum input current at 230 V AC: 4 A
- Maximum peak inrush current at 400 V AC: 50 A
- Standby power consumption: 5 W
- Power factor: ≥0.84
- Efficiency at 230 V AC: 91%
- Output voltage variation: Less than 2% from no-load to full-load
- Output voltage ripple at full load: 100 mV
- Hold-up time at full load, 400 V AC input: 18 ms
- Hold-up time at full load, 230 V AC input: 16 ms
- Start-up delay at 230 V AC, full load: 2,000 ms
- Mean time to failure (MTTF): Greater than 700,000 hours
- Input-to-output dielectric strength: 3,000 V AC
- Input-to-protective-earth dielectric strength: 2,000 V AC
- Output monitoring: Volt-free DC OK signalling contact
- Short-circuit protection: Automatic recovery
- Thermal protection: Automatic shutdown
- Mounting: 35 mm DIN rail
- Connection type: Screw terminals
- Dimensions (W × H × D): 85.7 × 125.2 × 134 mm
- Ambient operating temperature: −30 to +70 °C, subject to derating
- Protection class: III
- Approvals: CE, UKCA, cULus
- EAN: 8012823465906
High-Power 24 V DC Distribution for Industrial Automation
The Finder 78.Y2.1.440.2414 is designed to convert a compatible industrial AC or DC input supply into a stable 24 V DC output. Its 20 A rated current and 480 W output capacity make it suitable for powering multiple compatible automation devices from a centralised supply. The adjustable output voltage allows installers to set the voltage within the specified range, while the two-stage power conversion architecture and PFC functionality support efficient operation.
For industrial equipment with variable current requirements, the power supply offers a 26 A boost capability for up to 3 s. Its DC OK signalling contact can be integrated into compatible monitoring circuits to indicate output supply status. Integrated short-circuit and thermal protection functions further support dependable operation. Installers should verify total connected load, startup requirements, upstream protection, ambient temperature and ventilation, particularly when operating near the rated output capacity or at elevated temperatures.
Typical Applications
- Industrial automation and high-power PLC control cabinets.
- 24 V DC power distribution for industrial machinery.
- Automated production lines and manufacturing equipment.
- Industrial sensors, actuators and control devices.
- Machine control and process automation systems.
- Electrical control panels requiring high-current regulated DC power.
- Industrial monitoring, signalling and instrumentation equipment.
- Packaging, handling and conveyor automation systems.
- OEM machinery and industrial electrical assemblies.
- Building management and industrial control installations.
