W Series Data Sheet 125, 250 Watt AC-DC and DC-DC DIN-Rail Converters 125, 250 Watt AC-DC (DC-DC) Converters Convert Select Features RoHS lead-free-solder and lead-solder-exempted products are available Rugged 35 mm DIN-rail snap-fit design Class I equipment Universal AC-input or DC-input (66 150 or 90 350 VDC) with single stage conversion Power factor correction, harmonics IEC/EN 61000-3-2 Virtually no inrush current Immunity to IEC/EN 61000-4-2, -3, -4, -5, -6, -8, -11 Emissions according to EN 55011/022 Very high efficiency up to 89% Short-term output peak power capability, rectangular current limiting characteristic Single or two independently regulated outputs with 12, 24, 36, or 48 V Outputs no-load, overload, and short-circuit proof PCBs coated by protective lacquer Very high reliability Safety-approved to IEC/EN 60950-1 and UL/CSA 60950-1 138 nd 2 Ed., UL 508 listed components 5.43 1 103 114 4.05 4.49 1 not EW models are particularly suitable for 110 V railway applications Description they have been designed in accordance with the railway The Convert Select front end series represents a family of standards EN 50155 and EN 50121. DIN-rail mountable DC-DC and AC-DC converters with power Key features of the Convert Select line include power factor factor correction. The converters have been designed correction with low harmonic distortion, negligibly low inrush according to the latest industry requirements and standards. current, high immunity to transients and surges, and low The converters are ideal for use in outdoor and other electromagnetic emissions. Internal protection circuits such as demanding applications to power building control systems, input over- and undervoltage lockout, thermal protection, as factory automation, industrial controls, instrumentation, well as output overvoltage protection by a second control loop electromagnetic drives, fans, and other DC loads. Different ensure safe operation of the final system. models are available with a single output or two independently regulated, electrically isolated outputs with 12, 24, 36, or 48 V. The outputs deliver an electrically-isolated Safety Extra Low Special models for battery charging are available. The EW Voltage (SELV) and low output noise. They are no-load, Table of Contents Page Page Description .......................................................................... 1 Immunity to Environmental Conditions ................................. 16 Model Selection .................................................................. 2 Mechanical Data ................................................................... 17 Functional Description ........................................................ 4 Safety and Installation Instruction ......................................... 18 Electrical Input Data ............................................................ 6 Description of Options .......................................................... 21 Electrical Output Data ......................................................... 8 Accessories........................................................................... 24 Electromagnetic Compatibility (EMC) ............................... 13 Copyright 2015, Bel Power Solutions Inc. All rights reserved. MELCHER BCD20020-G Rev AD, 21-Jul-2015 Page 1 of 25 The Power Partners.W Series Data Sheet 125, 250 Watt AC-DC and DC-DC DIN-Rail Converters overload, and short-circuit proof. The electronically controlled pollution degree 3 environment (with AC input). All board assemblies are coated with a protective lacquer. short-term peak power capability of up to 150% of the rated output power enables the front end converters to deliver The thermal concept allows operation at full load up to an additional power to start-up motors or to safely operate ambient temperature of 60 C (LW models) or 70 C (EW subsequent circuit breakers. Built-in large sized output models) in free air without forced cooling. A rugged DIN snap-fit capacitors absorb possible reverse energy, which may be device allows easy and reliable fixing onto the various 35 mm caused by quick deceleration of electromagnetic drives DIN rail models. The converters are fitted with cage clamp connected directly to the output. A green LED at the front cover terminals which are easily accessible from the front. System displays the status of the output(s). connectors with screw terminals for use with pre-assembled The Convert Select Series was designed according to all harnesses, external adjustment of the output voltage as well as relevant international safety standards. The converters are various auxiliary functions are available as options. approved by TV and UL, and are UL 508 listed. Adequate The letter E stands for improved EMC performance of LW clearances and creepage distances allow operation in models. Models without E are obsolete. Model Selection Table 1: Standard models 3, 5 Output 1 Output 2 Output Power Operating Input Type Effic. Options 1 1 6 8 V I V I P Voltage Designation o1 nom o1 nom o2 nom o2 nom o nom min VDC A VDC A W V - V % i min i max 2 3 12.35 7.5* - - 93* 85 264 VAC, LWR1301-6E 83* R 4 47 63 Hz , D1, D2, D5 3 12.35 14* - - 173* LWN1301-6E 83* 2 7 90 350 VDC M1, M2 24.7 5 - - 124 LWR1601-6E 87 F K2, G 24.7 10 - - 247 LWN1601-6E 87 3 37 3.3 - - 122 LWR1701-6E 88 3 37 6.6 - - 244 LWN1701-6E 88 49.4 2.5 - - 124 LWR1801-6E 88 49.4 5 - - 247 LWN1801-6E 88 3 12.35 7* 12.35 7* 173* LWN2320-6E 83* 24.7 5 24.7 5 247 LWN2660-6E 87 3 37 3.3 37 3.3 244 LWN2770-6E 89 49.4 2.5 49.4 2.5 247 LWN2880-6E 89 9 24.7 5 - - 120 66 150 VDC EWR1601-0 87 R, M1, M2 Q, K2, G 9 24.7 5 24.7 5 240 EWN2660-0 87 * Version 106 or higher 1 R-input not connected. 2 For derating at low input voltage see section Output Power Derating. 3 For minimum quantity and lead times contact the Company. 4 2 The converters have been tested up to 440 Hz operation at 16 / Hz is also possible, but the output ripple is slightly higher. For questions 3 when operating at frequencies <47 Hz or >63 Hz, consult the Company. 5 On double-output models the options R, M2, D1, D2, D5 are related to the second output only. 6 Improved EMC performance for LWN/LWR models. Former models without E are still available on request. 7 V 250 VDC for models with option F i 8 Min. efficiency at V , I , and T = 25 C. Typical values are approx. 2% better. i nom o nom A 9 EWN and EWR models are designed for railway applications according to EN 50155 and EN 50121. NFND: Not for new designs. Preferred for new designs MELCHER BCD20020-G Rev AD, 21-Jul-2015 Page 2 of 25 The Power Partners.