LDN240 Series are single phase DIN Rail Switching Power Supplies, suitable for worldwide applications such as process control, heavy duty applications, but also building automation. These units have received excellent market approval for their high efficiency, excellent reliability and compactness. Simple but elegant look and ease of installation due to pluggable connectors make them market leaders for various industrial applications. LDN240 Series are Class I isolation devices suitable for SELV and PELV circuitry and are designed to be mounted on DIN rail and installed inside a protective enclosure. Single phase AC input 120 / 240 VAC (with switch) High efficiencies and in compact size 130% overload capability Adjustable output voltage Short circuit, overload and over temperature protection RoHS Compliant Automation Process Control Communication Instrumentation Equipment LDN240 Series 2 LDN240-12 120 / 240 VAC (270 - 345 VDC) 1 12 VDC 16 A No ORing diode LDN240-24 120 / 240 VAC (270 - 345 VDC) 1 24 VDC 10 A No ORing diode LDN240-24P 120 / 240 VAC (270 - 345 VDC) 1 24 VDC 10 A Internal ORing diode LDN240-48P 120 / 240 VAC (270 - 345 VDC) 1 48 VDC 5A Internal ORing diode LDN240-72P 120 / 240 VAC (270 - 345 VDC) 1 72 VDC 3.5 A Internal ORing diode Specifications are measured at 25°C, at 240 VAC / 50 Hz, typical unless otherwise stated. Input AC Voltage Range Rated, UL certified – settable with Input voltage selector Operating 120 / 240 VAC 92 – 132 / 187 - 264 VAC Input DC Voltage Range Rated 270 - 345 VDC Input Frequency Range 47 - 63 Hz Vin = 120 VAC Vin = 240 VAC Vin = 270 VDC Vin = 345 VDC Input AC Current Input DC Current Inrush Peak Current 4.0 A 2.0 A 1.3 A 1.0 A < 40 A Internal Protection Fuse Not user replaceable Fuse 6.3AT / 250 VAC External Protection on AC Line It is strongly recommended to provide external surge arresters (SPD) according to local regulations Fuse AT 10A or MCB 10A C curve LDN240-12 LDN240-24 / LDN240-24P LDN240-48P LDN240-72P LDN240-12 LDN240-24 / LDN240-24P LDN240-48P LDN240-72P LDN240-12 LDN240-24 / LDN240-24P LDN240-48P LDN240-72P LDN240-12 LDN240-24 / LDN240-24P LDN240-48P LDN240-72P LDN240-12 LDN240-24 LDN240-24P LDN240-48P LDN240-72P LDN240-12 LDN240-24 / LDN240-24P / LDN240-48P / LDN240-72P 240 W 12 VDC (12 – 15 VDC) 24 VDC (23 – 28 VDC) 48 VDC (45 – 55 VDC) 72 A (72 – 85 VDC) 16 A 10 A 5A 3.5 A 19 A @ Vo + 12 V / 16 A @ Vo = 15 V 13.5 A 6.8 A 4.6 A 42 A / 140 ms 35 A / 150 ms 20 A / 160 ms 14 A / 150 ms ≤ 1.5% ≤ 1% ≤ 2.5% ≤ 1.5% ≤ 1.5% ≤ 150 mVpp ≤ 100 mVpp > 70 ms Output Power Rated Voltage (Adjustable Voltage Range) Continuous Current Overload Limit Short Circuit Peak Current Load Regulation Ripple & Noise Hold up Time [email protected] LDN240 Series 3 LDN240-12 > 84% LDN240-24 > 88% Efficiency LDN240-24P > 86% LDN240-48P > 88% LDN240-72P > 88% LDN240-12 < 36.5 W LDN240-24 < 33 W Dissipated Power LDN240-24P < 39 W LDN240-48P < 33 W LDN240-72P < 34.5 W LDN240-12 > 18 VDC LDN240-24 / LDN240-24P > 33 VDC Output Over Voltage Protection LDN240-48P > 68 VDC LDN240-72P > 100 VDC LDN240-12 / LDN240-24 Possible with external ORing diode Parallel Connection LDN240-24P / LDN240-48P / LDN240-72P Internal Oring diode Hiccup at the overload limit with auto reset Protections Over temperature Overvoltage Green LED = DC OK Status Signals Dry contact (1 A / 30 V) Note: Power rating, losses, efficiency, ripple, thermal behavior may change outside of the nominal rated input range. UL certified up to 50°C (Start-up type tested: - 40°C)1 Operating Temperature - 40 to + 70°C Storage Temperature - 40 to + 80°C Derating - 5 W / °C over 50°C Humidity Non-condensing 5 - 95% RH Life Time Expectation Overvoltage Category Pollution Degree At 25°C ambient full load 77894 h (8.8 years) III 2 (IEC 664-1) 4.2 kVDC 2.2 kVDC 0.75 kVDC Protection Degree Input to Output Input to Ground Output to Ground UL508 (certified) EN60950 (reference) EN55022:2010 (CISPR22) EN55011:2009 /A1:2010 EN61000-4-2:2008 EN61000-4-3:2006 /A2:2010 EN61000-4-4:2012 EN61000-4-5:2014 EN61000-4-11:2004 /A1:2010 EN60529:1989 / A:2013 Vibration sinusoidal IEC 60068-2-6:2007 Shock IEC 60068-2-27:2008 Isolation Voltage Safety Standards & Approvals Emission EMC Standards Immunity 1 Class A Class A Level 3 Level 3 Level 3 Level 3 Level 2 IP20 5-17.8 Hz: ±1.6 mm; 17.8-500 Hz: 2 g 2 Hours / axis (X,Y,Z) 30 g 6 ms, 20 g 11 ms; 3 bumps / direction, 18 bumps total Possible with load derating. Weight 750 g Dimensions (W x D x H) 63 x 140 x 117 mm Mounting Rail IEC 60715/H15/TH35-7.5(-15) Connection Terminals Screw type pluggable (24 - 12 AWG) Case Material Aluminum 2.5 mm² Europe, Middle East +353 61 225 977 North America +1 408 785 5200 © 2016 Bel Power Solutions & Protection BCD.00717_AA Asia-Pacific +86 755 298 85888 LDN240 Series 4 Figure 1. Mechanical Drawing 1 AC/DC input 2 4 DC output (load) Diagnostic Output (dry contact, NC output OK) Green LED: Output OK 5 Output voltage adjustment 6 Input voltage selector 3 INPUT CONNECTION Single phase: L = Line N = Neutral = Earth ground DC: L = +/- / N = -/+ OUTPUT CONNECTION + = Positive DC - = Negative DC Dry contact = NC / = Earth ground NUCLEAR AND MEDICAL APPLICATIONS - Products are not designed or intended for use as critical components in life support systems, equipment used in hazardous environments, or nuclear control systems. TECHNICAL REVISIONS - The appearance of products, including safety agency certifications pictured on labels, may change depending on the date manufactured. Specifications are subject to change without notice. [email protected]