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Phoenix TRIO-PS-2G/3AC/24DC/20 Power Supply
The Phoenix TRIO-PS-2G/3AC/24DC/20 Power Supply 2903155 provides 24 V DC ±1% output, 20 A capacity and over 93% efficiency for automation systems.
This model supports a nominal input range of 3x 400 V AC ... 500 V AC with a tolerance of -20% to +15%, and includes DIN rail mounting with IP20 protection. Manufactured by Phoenix, this Power Supply is listed under Phoenix Power Supply solutions and is part of the Phoenix TRIO Series.
| Brand | Phoenix Contact |
| Product Type | Power Supply |
| Model Number | TRIO-PS-2G/3AC/24DC/20 |
Phoenix TRIO-PS-2G/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 % ... +15 % |
| Inrush current | ≤ 22 A (typical) |
| Efficiency | > 93 % (400 V AC) |
| Nominal output voltage | 24 V DC ±1 % |
| Nominal output current (IN) | 20 A |
| Residual ripple | ≤ 20 mVPP |
| Short-circuit-proof | yes |
| Power loss nominal load max. | < 38 W (480 V AC) |
| Insulation voltage input/output | 3 kV AC (type test) |
| Mounting type | DIN rail mounting |
| Degree of protection | IP20 |
| Ambient temperature (operation) | -25 °C ... 70 °C (> 60 °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-2G/3AC/24DC/20 Power Supply 2903155 supports industrial automation with a 24 V DC ±1% regulated output, 20 A current rating, and over 93% efficiency. As a TRIO Series model, it operates from a 3x 400 V AC to 500 V AC input range, allowing reliable use in control panels across diverse industries in India. Its compact DIN rail format and IP20 protection ensure compatibility with enclosed electrical cabinets.
This Power Supply is used in conveyors, packaging equipment, assembly automation, and machinery requiring stable 24 V DC distribution. It supports PLCs, relays, actuators, and sensing devices while maintaining consistent electrical performance. Engineers benefit from dependable voltage regulation, efficient operation, and easy integration into multi-phase industrial control systems.
The Phoenix TRIO-PS-2G/3AC/24DC/20 Power Supply 2903155 offers strong operational stability, accurate voltage regulation, and long-term suitability for panel-mounted automation environments. Its efficiency and compatibility with three-phase inputs support demanding industrial applications requiring continuous 24 V DC output. Phoenix remains a trusted brand in power solutions, making this model reliable for facilities prioritizing consistent control-system performance.
