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PULS QS5.241 Switching Power Supply
High Performance DIN Rail Power for Demanding Applications
The PULS QS5.241 belongs to the Dimension Q series of DIN rail power supplies, engineered for maximum efficiency, reliability, and compact design. Delivering 24–28 /V DC at up to 5 /A (120 /W), it is ideal for industrial automation systems that require continuous, stable power under harsh operating conditions.
Key Specifications (Model QS5.241)
- Input Voltage: 100–240 /V AC (±10%) / 110–300 /V DC (±20%)
- Output Voltage: Adjustable 24–28 /V DC
- Output Current: 5 /A at 24 /V, 4.5 /A at 28 /V
- Output Power: 120 /W
- Efficiency: ~92.7%
- Ripple/Noise: ≤50 /mVpp
- Dimensions: 40 × 124 × 117 /mm
- Weight: 620 /g
- Operating Temperature: –25 /°C to +70 /°C (derating above +60 /°C)
- Certifications: UL, CSA, IEC, CE, RoHS, SEMI, Class I Div 2
Features & Benefits
- BonusPower: Delivers 50% extra power reserve for short periods.
- Active Power Factor Correction: PF ~0.91 for efficient energy use.
- Inrush Current Limitation: Reduces stress on upstream circuits.
- Diagnostics: DC OK relay contact, green LED for output OK, red LED for overload.
- High Reliability: MTBF ~831,000 hours at 40 /°C.
- Compact Design: Slim profile saves DIN rail space.
Applications
- Factory automation and robotics
- Process control systems
- Building management and security systems
- Renewable energy installations
- Critical industrial equipment requiring 24/7 uptime
Related Dimension Q Series Models
| Model |
Output Voltage |
Current |
Power |
Notes |
| QS5.241 |
24–28 /V DC |
5 /A |
120 /W |
Standard model |
| QS10.241 |
24–28 /V DC |
10 /A |
240 /W |
Higher current rating |
| QS20.241 |
24–28 /V DC |
20 /A |
480 /W |
Heavy duty applications |
| QS40.241 |
24–28 /V DC |
40 /A |
960 /W |
Large automation systems |
| QS5.481 |
48 /V DC |
2.5 /A |
120 /W |
Alternate voltage output |
Considerations
- Cost premium: PULS units are priced higher than standard supplies, justified by reliability and certifications.
- Derating: Output power reduces above +60 /°C; ensure proper ventilation.
- Application fit: Best suited for critical industrial automation where downtime costs outweigh purchase price.
Summary: The PULS QS5.241 Switching Power Supply delivers efficient, reliable 24 /V DC power in a compact DIN rail design, making it the ideal choice for industrial automation and mission critical applications. The Dimension Q series offers scalable options up to 960 /W for larger systems.
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