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Industrial Power Supplies

PULS DIN RAIL POWER SUPPLY 3 PHASE 48VDC 10A 480W QT20.481

Product Code: QT20.481

The 3-phase AC power supply has a wide-range input of 380-480V, making it suitable forVarious applications. It is also specified for 2-phase operation if needed. With a full load efficiency of 95.4% and excellent partial load efficiencies, this power supply ensures optimal performance and energy savings. Despite its powerful capabilities, it has a compact design with a width of only 65mm and weighs just 870 g, making it easy to install and transport. Additionally, it offers a bonus power feature where it can deliver up to 720 W for up to 4 seconds, providing extra power when required. The power supply incorporates active power factor correction (PFC) technology to improve energy efficiency and reduce harmonic distortion. It also includes active filtering of input transients to protect connected equipment fromVoltage spikes or surges. Operating within a wide temperature range from -25°C to +60°C, this power supply can deliver full power even in extreme conditions. It features an extremely low input inrush current surge, preventing any sudden spikes in current during startup. For added convenience, the power supply includes a DC-OK relay contact for monitoring the status of the DC outputVoltage. It also features quick-connect spring-clamp terminals for easy and secure electrical connections. Overall, thisVersatile and efficient power supply is designed to meet the needs of engineers and professionals inVarious industries who require reliable and high-performance electrical solutions.

Technical Specifications

AC Input Type Wide-range
Conformal Coating No
Country of Origin China / Czech Republic
DC-OK Signal Yes
Derating 12 W/°C
Derating Temperature (°C) > +60
E Classification E-CS01
Efficiency 95.40%
External Input Fuse Recommendation B-6 A / C-3 A
Harmonic Correction Active
Input Inrush Current (A) 3
Input Inrush Current Limitation Active
Input Voltage Range AC (V) 380-480
Integrated Decoupling Function No
Maximum Ripple and Noise Voltage (mVpp) 100
Output Current Range (A) 10 - 8.7
Output Power (W) 480
Output Voltage (V) 48-55
Power Reserve Type BonusPower
Power Reserves 50%
Special Application Hazardous location, Marine
Use In Crosslinking Yes
Brand PULS
Connection Type Spring clamps
Customs Tariff Number 85044083
Degree of Protection IP20
Dimensions (mm) 65W x 124H x 127D
Family DIMENSION
Mounting Type DIN Rail
Operational Temperature Range (°C) -25 to 70
Power Loss (W) 23.1
Range DIMENSION
Rated Current (A) 10
Series Q series
Standards and Approvals Class I Div. 2 Canada - CSA, Class I Div. 2 USA - CSA, EU Declaration of Conformity, IEC 60950 CB Scheme, Korea Certification, Marine DNV, UL 508 Canada, UL 508 USA, UL 60950-1 Canada, UL 60950-1 USA, UK Declaration of Conformity
Warranty Period (Months) 36
Weight (g) 870

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