Before procurement teams confirm TRIO3-PS-3AC-24DC-20, they typically review SMPS Phoenix, Phoenixcontact Essential Ps 1Ac 24Dc 240W Ee and Selec Power Supply to double-check performance ratings, stock availability, and supplier credibility carefully.
Phoenix TRIO3-PS/3AC/24DC/20 Power Supply
The Phoenix TRIO3-PS/3AC/24DC/20 Power Supply (Item No: 1159044 ) offers a 3x 400 V AC ... 500 V AC nominal input voltage range, typ. 94.4 % (3x 400 V AC) efficiency, 24 V DC nominal output voltage, 20 A 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 | TRIO3-PS/3AC/24DC/20 |
Phoenix TRIO3-PS/3AC/24DC/20 Power Supply – Technical Specifications
| Specification | Value |
|---|---|
| Nominal input voltage range | 3x 400 V AC ... 500 V AC |
| Input voltage range | 3x 400 V AC ... 500 V AC -20 % ... +10 % |
| Inrush current | < 13 A (25 °C) |
| Efficiency | typ. 94.4 % (3x 400 V AC) |
| Nominal output voltage | 24 V DC |
| Nominal output current (IN) | 20 A |
| Residual ripple | typ. 15 mVPP (with nominal values) |
| Short-circuit-proof | yes |
| Power loss nominal load max. | < 27.35 W (3x 480 V AC) |
| Insulation voltage input/output | 6 kV DC (type test) |
| Mounting type | DIN rail mounting |
| Degree of protection | IP20 |
| Ambient temperature (operation) | -25 °C ... 70 °C (> 60 °C Derating: 2,5 %/K) |
| Frequency range (fN) | 50 Hz ... 60 Hz ±10 % |
The Phoenix Contact TRIO3-PS/3AC/24DC/20 (Item No: 1159044) stands out as a powerful three-phase TRIO Power Supply built for precision and stability in automation networks. Operating from an input range of 3x 400V AC to 500V AC with a tolerance of -20% to +10%, it consistently maintains voltage integrity even during fluctuations. With an impressive efficiency of 94.4% and low residual ripple of just 15 mVPP, this model ensures clean, energy-efficient DC output for sensitive industrial electronics. The supply’s short-circuit protection, 6kV DC insulation, and DIN rail mount design make it dependable and easy to integrate in factory panels. Its rugged build supports continuous performance from -25°C to +70°C, with intelligent derating beyond 60°C, meeting stringent EMC standards EN 61000-6-1 and EN 61000-6-3.
Industrial engineers trust the TRIO3-PS/3AC/24DC/20 for powering PLCs, sensors, and control units in sectors such as packaging, automotive, and process control. The IP20-protected housing and compact structure simplify installation in dense control panels. It offers reliable output for equipment in motion control, SCADA systems, and high-speed assembly lines, where voltage consistency is essential for precision and safety. Electrical designers value its thermal efficiency and minimal power loss, making it a practical choice for energy-conscious industries. Widely used across India—from Pune to Coimbatore—this TRIO Power Supply reinforces Phoenix Contact’s commitment to long-term reliability and engineered performance.
With proven German engineering, the Phoenix Contact TRIO3-PS/3AC/24DC/20 (Part No: 1159044) remains a benchmark in 24V DC three-phase power supplies. Ideal for industrial automation, it ensures uninterrupted operation and system protection. For detailed specifications or technical consultation, visit the official Phoenix Contact product page or request a quote today.







