Phoenix Contact 2904622 Power Supply – QUINT4-PS/3AC/24DC/20

The Phoenix Contact QUINT4-PS/3AC/24DC/20 is a powerful fourth-generation DIN rail power supply delivering up to 20 A at 24 V DC, with advanced Dynamic Boost (30 A for 5 s), Static Boost (25 A), and configurable outputs. Featuring Selective Fuse Breaking (SFB), free programmable signaling via NFC interface, and exceptional efficiency, this unit is ideal for high-demand industrial applications.

Designed for performance, flexibility, and reliability, it ensures robust power supply in critical automation environments, process systems, and control panels.

Technical Specifications

Model: QUINT4-PS/3AC/24DC/20
Part Number: Phoenix 2904622
Product Type: Power Supply Unit
Input Voltage Range: 3 × 400–500 V AC / ±260–600 V DC
Output Voltage: 24 V DC (adjustable 24–29.5 V DC)
Nominal Output Current: 20 A
Boost Modes: 25 A (Static), 30 A (5 s Dynamic)
Mounting Type: DIN rail (NS 35)
Dimensions (W × H × D): 70 × 130 × 125 mm
Weight: Approx. 1.4 kg

Input Characteristics

• Voltage Type: AC / DC
• AC Input Range: 3 × 400–500 V AC (–20% to +10%), 2 × 400–500 V AC (–10% to +10%)
• DC Input Range: ±260–300 V DC, 520–600 V DC (mid-point earthed)
• Current Consumption:
  • 3 × 0.99 A (400 V AC), 3 × 0.8 A (500 V AC)
  • 1.23 A (260 V DC), 1.06 A (300 V DC)
• Inrush Current: typ. 2 A
• Mains Buffering Time: typ. 33 ms (400/480 V AC)
• Power Factor (cos ϕ): 0.94
• Protection: Varistor + gas-filled surge arrester
• Recommended Fuse: 4–20 A (B/C characteristic), ≥ 300 V AC / ≥ 1000 V DC

Output Performance

• Output Voltage: 24 V DC (adjustable to 29.5 V DC)
• Nominal Current: 20 A
• Static Boost: 25 A
• Dynamic Boost: 30 A (5 seconds)
• SFB Current: 120 A (15 ms)
• Output Modes: U/I Advanced, Smart HICCUP, FUSE Mode
• Efficiency: typ. 93.9% (400 V AC)
• Residual Ripple: < 60 mVpp
• Short-Circuit-Proof: Yes
• Power Output: Up to 720 W
• No-Load Proof: Yes
• Overvoltage Protection (OVP): ≤ 32 V DC
• Parallel / Series Connection: Supported
• Rise Time: < 80 ms

Signaling & Monitoring

• Remote Signal Input (REM): SLEEP MODE (configurable ON/OFF)
• Digital Output 1 (Out1): 24 V DC / 20 mA (default UOUT > 0.9 x USET)
• Digital/Analog Output 2 (Out2): 24 V DC / 20 mA or 4–20 mA (configurable)
• Relay Output (13/14): 30 V AC/DC / 0.5–1 A (configurable)
• NFC Interface: For programming thresholds, output behavior, and more
• LED Indicators:
  • Green: UOUT > 0.9 x USET
  • Flashing Green: UOUT < 0.9 x USET
  • Yellow: POUT > 100% or BOOST active

Mechanical & Connection Data

Input Terminal (Screw):

• Rigid: 0.2–6 mm², Flexible: 0.2–4 mm², AWG: 24–10
• Torque: 0.5–0.6 Nm

Output Terminal (Screw):

• Rigid/Flexible: 0.2–6 mm², AWG: 24–10
• Torque: 0.5–0.6 Nm

Signal Terminal (Push-in):

• Rigid: 0.2–1 mm², Flexible: 0.2–1.5 mm², AWG: 24–16
• Torque: 0.5–0.6 Nm

Mounting Position: Horizontal, DIN rail NS 35
Installation Clearance: 5 mm (sides), 50 mm (top/bottom)
Material: Stainless steel & aluminum (V0 UL94 rated)

Environmental & Reliability

• Protection Class: I
• Degree of Protection: IP20
• Pollution Degree: 2
• Operating Temperature: –25°C to +70°C (derating >60°C)
• Storage Temperature: –40°C to +85°C
• Start-Up Temperature: –40°C
• Max Altitude: 5000 m
• Humidity: ≤ 95% RH (non-condensing)
• Shock Resistance: 30 g / 18 ms
• Vibration Resistance: 2.3 g (5–100 Hz)
• MTBF (SN 29500):

  • 985,000 h (25°C)

  • 638,000 h (40°C)

  • 311,000 h (60°C)

• Temperature Code: T4

Applications

Ideal For:

• High-demand 24 V DC automation systems
• PLCs, drives, and HMI equipment requiring dynamic power buffering
• Industrial redundancy architecture with SFB protection
• Critical process control and manufacturing environments

Key Features & Benefits

✅ Dynamic Boost (30 A): Handles sudden load surges with ease.

✅ Configurable via NFC: Adjust thresholds and output behavior without software.

✅ SFB Technology: Triggers standard circuit breakers fast for fault isolation.

✅ Compact Footprint: Slim 70 mm width, high output power.

✅ Precision Monitoring: LED and relay signals for instant system feedback.

📦 Available from Drive Outlet Megastore

The Phoenix Contact QUINT4-PS/3AC/24DC/20 brings smart power, superior availability, and easy configurability to your control system. Power up your automation with fast fault handling and boost-ready reliability.

Need help specifying power capacity for your system? Contact our technical advisors. Phoenix engineered, Drive Outlet delivered — performance that powers productivity.

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