LOS, LOR, LOK4000 Series Data Sheet DIN-Rail Mountable AC-DC (DC-DC) Converters 15, 30, 50 Watt AC-DC (DC-DC) Converters Convert Simply Features RoHS lead-free-solder and lead-solder-exempted products available Universal input range 100 240 VAC nominal Additional DC input 90 250 VDC Class I equipment Single output 5.1, 12, 24, or 48 VDC Extremely compact design Battery charger versions Operating ambient temperature range 10 to 50 C with convection cooling Short-circuit and no-load proof Safety-approved to IEC/EN 60950-1 , UL/CSA 60950-1 nd 2 Ed. and UL-listed to UL 508. chargers for 12 V, 24 V, or 48 V batteries. The output voltage of Description LOK converters can be adjusted via the R input. The Convert Simply front-end converters represent a family of Safety approvals fully comply with worldwide requirements. 15, 30, and 50 watt DIN-rail mountable AC-DC converters for use as rectifiers or battery chargers. Plastic casing, compact Applications size, and high reliability make the LOS, LOR, LOK4000 Series Typical applications are: powering building controls, factory an excellent choice for space-critical applications, where a automation, industrial controls, instrumentation, electromag- DIN-Rail mountable AC-DC converter is required. The netic drives, fans, and other DC loads. universal input range and a built-in input filter allow flexible operation in a wide variety of electronic equipment and Note: For new designs, we recommend the LOK Series, which enables worldwide connection to the mains. can completely replace LOR and LOS (same connections, The converters are available as rectifiers with 12 V, 24 V or same case). 48 V single output and special models suitable as battery Table of Contents Page Page Description ............................................................................ 1 Electromagnetic Compatibility (EMC) ...................................7 Model Selection ....................................................................2 Mechanical Data ...................................................................8 Functional Description ..........................................................3 Immunity to Environmental Conditions .................................8 Electrical Input Data ..............................................................3 Safety and Installation Instructions .......................................9 Electrical Output Data ...........................................................4 Description of Options ........................................................10 Auxiliary Functions ................................................................6 Accessories.........................................................................10 Copyright 2015, Bel Power Solutions Inc. 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MELCHER BCD20035-G Rev AC, 17-Jul-2015 Page 1 of 10 The Power Partners.LOS, LOR, LOK4000 Series Data Sheet DIN-Rail Mountable AC-DC (DC-DC) Converters Model Selection Table 1: Type survey 1 5 4 Output Operating Rated power Efficiency Model Options 1 V I input voltage T = 50 C o nom o nom A VDC A P W h % o tot typ 5.1 5.2 26 70 LOK4001-2RLD 12 1.25 15 74 LOS4301-2 12 2.5 30 80 LOR4301-2 12 4 85 - 264 VAC 48 82 LOK4301-2R 3 2 12 - 12.84 - 15 3.6 47 - 63 Hz 49 82 LOK4140-2RLD F , K, G 24 0.65 90 - 250 VDC 15 76 LOS4601-2 24 1.25 30 82 LOR4601-2 24 2 48 82 LOK4601-2R 3 24 - 25.7 - 30 1.8 49 82 LOK4240-2RLD 48 1 48 82 LOK4801-2R 3 48 - 51.4 - 60 0.9 49 81 LOK4740-2RLD 1 Linear derating to 85% of P below V = 105 VAC, 110 VDC o nom i 2 LOK types only 3 Setting voltage V for battery chargers with R-input left open-circuit. o set 4 For minimum order quantities and lead times contact the Company. 5 Efficiency at V and I i rated o nom NFND LOR and LOS models are not recommended for new designs. They should be replaced by LOK models. Part Number Description LOK4 3 0 1 -2 R L D F K G Series 15 W .....................................................LOS4 30 W .................................................... LOR4 50 W .................................................... LOK4 Output 5.1 V rectifier version............................... 001 12 V rectifier version ................................ 301 24 V rectifier version ................................ 601 48 V rectifier version ................................ 801 12 15 V battery charger ........................ 140 24 30 V battery charger ........................ 240 48 60 V battery charger ........................ 740 other voltages or specs................... 02 99 Ambient temperature range T : A 3 10 to 50 C ................................................ -2 Features and options: 2 Output voltage control input ....................... R 1 Rectangular output characteristic................ L 1 Output voltage OK signal ........................... D 2 Built-in second fuse (option) ........................ F K system connector (option)........................ K 4 RoHS compliant for all 6 substances ......... G 1 Battery chargers and LOK4001-2RLD 2 LOK models only 3 Up to 70 C with derating 4 G is always placed at the end of the part number. Examples: LOK4140-2RLD: AC-DC converter, battery charger version, providing 12 - 15 V/3.6 A at the output LOK4601-2R: AC-DC converter, rectifier version, providing 24 V/2 A, 48 W at the output MELCHER BCD20035-G Rev AC, 17-Jul-2015 Page 2 of 10 The Power Partners.