Phoenix TRIO-PS/3AC/24DC/40 Power Supply
The Phoenix TRIO-PS/3AC/24DC/40 Power Supply (Item No: 2866404 ) offers a 3x 400 V AC ... 500 V AC nominal input voltage range, > 91.5 % (at 400 V AC and nominal values) efficiency, 24 V DC ±1 % nominal output voltage, 40 A (-25 °C ... 55 °C) nominal output current. Manufactured by Phoenix under the Phoenix Power Supply category, this model belongs to the Phoenix TRIO Series.
| Brand | Phoenix Contact |
| Product Type | Power Supply |
| Model Number | TRIO-PS/3AC/24DC/40 |
Phoenix TRIO-PS/3AC/24DC/40 Power Supply – Technical Specifications
| Specification | Value |
|---|---|
| Nominal input voltage range | 3x 400 V AC ... 500 V AC |
| Input voltage range | 3x 320 V AC ... 575 V AC |
| Inrush current | < 20 A |
| Efficiency | > 91.5 % (at 400 V AC and nominal values) |
| Nominal output voltage | 24 V DC ±1 % |
| Nominal output current (IN) | 40 A (-25 °C ... 55 °C) |
| Residual ripple | < 20 mVPP |
| Power loss nominal load max. | 91 W |
| Insulation voltage input/output | 4 kV AC (type test) |
| Degree of protection | IP20 |
| Ambient temperature (operation) | -25 °C ... 70 °C (> 55° C derating : 2.5%/K) |
| EMC requirements for noise emission | EN 61000-6-3 |
| EMC requirements for noise immunity | EN 61000-6-1 |
The Phoenix TRIO-PS/3AC/24DC/40 (Item No: 2866404) is engineered to handle a wide input voltage range of 3x 320 V AC to 575 V AC, with a nominal input of 3x 400 V AC to 500 V AC, providing excellent flexibility for global installations. It delivers a consistent 24 V DC output ±1% at a strong 40 A current rating, making it suitable for large load requirements. The model offers inrush current limitation below 20 A and features high energy efficiency greater than 91.5% at nominal 400 V AC input, minimizing power loss and reducing panel heat. Its residual ripple under 20 mVPP ensures clean output, critical for sensitive control equipment. With 4 kV AC insulation and compliance with EN 61000-6-1 and EN 61000-6-3 EMC standards, the device meets stringent industrial safety and interference immunity benchmarks. Designed with a DIN rail mounting system and IP20-rated enclosure, the unit operates reliably across ambient temperatures from -25 °C to 70 °C, with derating applied above 55 °C.
The Phoenix TRIO Power Supply TRIO-PS/3AC/24DC/40 is trusted by automation engineers and OEM panel designers across India for its ability to power large actuator blocks, PLC clusters, and distributed I/O systems. Whether it’s an automotive assembly plant, packaging line, or infrastructure project, this model supports continuous operation with low voltage deviation, even under fluctuating loads. It is frequently deployed in energy-intensive environments like smart factories, process plants, and warehouse automation setups where power stability is mission-critical. With easy integration into global systems and backed by Phoenix Contact's engineering legacy, this model ensures high uptime and reduced maintenance overhead.
If you're seeking a rugged and efficient 24 V DC 40 A power supply for your next control cabinet or automation panel, the Phoenix TRIO-PS/3AC/24DC/40 (Part No: 2866404) delivers unmatched reliability and performance.
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