LDT480-24 BEL | Alldatasheet

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Technical content

LDT480-24 is a high power switching mode power suppl y with three phase input voltage 400 – 500 VAC, delivering 480 W of output power. Its compact size, high efficiency and excellent reliability together with easy installation due to pluggable connectors make s it fit demanding applications where compactness and high power are needed. LDT480-24 is a Class I isolation device suitable for SELV and PELV circuitry and is designed to be mounted on DIN rail and installed inside a protective enclosure.  3 phase AC input 400 – 500 VAC  Wide DC input range 470 – 725 VDC  High efficiency  Compact Size  Active PFC for optimal efficiency  Easy parallelable for power increase  Overload 150%  Industrial  Telecom  Renewable

2 LDT480 Series

tech.support@psbel.com LDT480-24 400 - 500 VAC / 470 - 725 VDC 3 24 VDC 20 A Technical parameters are typical, measured in laboratory environment at 25°C and 400 VAC / 50 Hz, at nominal values, after minimum 5 minutes of operation. Input AC Voltage Range Rated, three phase (UL certified) Operating 400 – 500 VAC 340 – 550 VAC Input DC Voltage Range 470 – 725 VDC Input Frequency 47 - 63 Hz Input AC Current Vin = 400 VAC 1.3 A Vin = 500 VAC 1.1 A Input DC Current Vin = 470 VDC 1.2 A Vin = 725 VDC 0.8 A Power Factor Correction Active > 0.9 Inrush Peak Current ≤ 60 A Touch (Leakage) Current ≤ 0.5 mA Internal Protection Fuse None, external fuse must be provided Recommended External Protection It is strongly recommended to provide external surge arresters (SPD) according to local regulations Fuse 3x 6.3 AT or 3x MCB 6 A C curve or 3x 4 A D curve Output Power 480 W Rated Voltage (Adjustable Voltage Range) 24 VDC (23 – 28 VDC) Continuous Current 20 A Overload Limit 28 A Short Circuit Peak Current 50 A Load Regulation ≤ 1.0% Ripple & Noise1 ≤ 50 mVpp Hold up Time ≥ 20 ms Protections Overload, short circuit: Hiccup mode Thermal protection Output overvoltage Output Over Voltage Protection ≥ 33 VDC Status Signals DC OK - green LED OVERLOAD - red LED DC OK - dry contact (NO, 24 VDC / 1 A) Parallel Connection Possible for redundancy (with external ORing module) Efficiency > 92% Dissipated Power < 42 W 1 Ripple and Noise are measured with 20 MHz bandwidth, probe terminated with a 0.1μF MKP parallel capacitor. NOTE: Power rating, losses, efficiency, ripple, thermal behaviour and start-up may change outside of the nominal rated input range. Contact factory for details.

+86 755 298 85888 Europe, Middle East +353 61 225 977 North America +1 408 785 5200 © 2016 Bel Power Solutions & Protection BCD.00844_AB Operating Temperature Over temperature protection, UL certified up to 45°C (Start-up type tested: - 40°C)2 - 40 to + 70°C Storage Temperature - 40 to + 80°C Derating - 10 W/°C over 45°C Humidity Non-condensing 5 - 95% RH Life Time Expectancy At 25°C ambient full load 65496 h (7.4 years) Overvoltage Category Pollution Degree III (EN50178) 2 (IEC60664-1) Protection Class Class I Isolation Voltage Input to Output Input to Ground Output to Ground 4.2 kVDC 2.2 kVDC 0.75 kVDC Standards & Approvals UL508 (certified) EN60950 (reference) EN50178 (reference) EMC Standards Emission EN55011 (CISPR11) EN55022 (CISPR22) EN61000-3-2 Class A Class A Class A Immunity EN61000-4-2 EN61000-4-3 EN61000-4-4 EN61000-4-5 EN61000-4-11 Level 3 Level 3 Level 3 Level 3 Level 2 Protection Degree EN60529 IP20 Vibration Sinusoidal IEC 60068-2-6 5-17.8 Hz: ±1.6 mm; 17.8-500 Hz: 2g 2Hours / axis (X,Y,Z) Shock IEC 60068-2-27 30 g 6 ms, 20 g 11 ms; 3 bumps / direction, 18 bumps total) 2 Possible at nominal voltage with load derating. INPUT CONNECTION OUTPUT CONNECTION 3 phase: L1 = Phase 1 L2 = Phase 2 L3 = Phase 3 = Earth ground + = Positive DC - = Negative DC DC: L1 = + Positive DC L2 = - Negative DC L3 = do not connect = Earth ground Signaling: DC OK: dry contact NO COM

1 AC/DC input

2 DC output (load)

3 Diagnostic Output

(dry contact, NC output OK)

4 Green LED: Output OK

5 Red LED: Overload

6 Output voltage adjustment

Weight 1.0 kg Dimensions 73 x 140 x 125 mm Mounting Rail IEC 60715/H15/TH35-7.5(-15) Connection Terminals Screw type pluggable (24 – 12 AWG) 2.5 mm2 Case Material Aluminum

4 LDT480 Series

Figure 1. Mechanical Drawing equipment used in hazardous environments, or nuclear control systems. date manufactured. Specifications are subject to change without notice.