CS3.241 24V, 3.3A, SINGLE PHASE INPUT 100-240V Wide-Range Input NEC Class 2 Compliant Efficiency up to 89.8% Width only 32mm Full Output Power Between -25°C and +60°C 3 Year Warranty The Dimension C-Series are cost optimized power supplies without compromising quality, reliability and performance. The C-Series is part of the Dimension power supply family, existing alongside the high featured Q-series. Output voltage Adjustment range Output current The C series includes all the essential basic functions. The most important features are the small size, the high efficiency and the wide temperature range. 20Hz to 20MHz Wide-range Input ±6% At 120 / 230Vac At 120 / 230Vac At 120 / 230Vac Full output current Output current max. 2.5A Efficiency typ. 88.0 / 89.8% At 120 / 230Vac Losses typ. 11.1 / 9.1W At 120 / 230Vac Temperature range -25°C to +70°C Operational Derating 1.8W/°C +60 to +70°C Hold-up time typ. 29 / 120ms At 120 / 230Vac Dimensions 32x124x102mm WxHxD The wide-range-input makes worldwide installation and usage very simple. Defects or system failures caused by wrongly set switches can not occur. C-Series Related products CS3.241 Higher power Higher power 3. ORDER NUMBERS Power Supply Output power Output ripple Input voltage Mains frequency AC Input current Power factor AC Inrush current DC Input 4. MARKINGS Standard unit Wall mount bracket Side mount bracket Buffer module DC-UPS Redundancy module xxxxx. 200y / Rev. 1.2 DS-CS3.241-EN All parameters are specified at 24V, 3.3A, 230Vac, 25°C ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com Phone +49 89 9278 0

CS3.241 24V, 3.3A, SINGLE PHASE INPUT INTENDED USE The power supply shall only be installed and put into operation by qualified personnel. This power supply is designed for installation in an enclosure and is intended for the general use, such as in industrial control, office, communication, and instrumentation equipment. Do not use this device in aircraft, trains and nuclear equipment, where malfunctioning of the power supply may cause severe personal injury or threaten human life. PE is the abbreviation for Protective Earth and has the same meaning as the symbol Earth, Ground This document...

CS3.241 24V, 3.3A, SINGLE PHASE INPUT 5. AC-INPUT AC input AC input range Input frequency Input current Power factor *) Crest factor **) Start-up delay Rise time Turn-on overshoot Turn-on voltage Shut-down voltage At 24V, 3.3A see Fig. 5-3 At 24V, 3.3A see Fig. 5-1 At 24V, 3.3A See Fig. 5-2 0mF, 24V, 3.3A, see Fig. 5-2 3.3mF, 24V, 3.3A, see Fig. 5-2 See Fig. 5-2 Steady-state value, see Fig. 5-1 Steady-state value, see Fig. 5-1 The power factor is the ratio of the true (or real) power to the apparent power in an AC circuit. The crest factor is the mathematical ratio of the peak value to the RMS...

CS3.241 24V, 3.3A, SINGLE PHASE INPUT 6. DC-INPUT DC input DC input range DC input current Output current Turn-on voltage Shut-down voltage Continuous operation 110Vdc / 300Vdc, 24V, 3.3A At 24V and an input voltage between 88-110Vdc, see Fig. 6-2 At 24V and an input voltage between 110-375Vdc Steady-state value at 2.5A output load Steady-state value at 2.5A output load Use a battery or similar DC source. Connect + pole to L and – pole to N. Connect the PE terminal to a earth wire or to the machine ground. In case the – pole of the battery is not connected to earth, use an appropriate fuse to...

CS3.241 24V, 3.3A, SINGLE PHASE INPUT 7. INPUT INRUSH CURRENT SURGE A NTC limits the input inrush current after turn-on of the input voltage. The charging current into EMI suppression capacitors is disregarded in the first microseconds after switch-on. AC 100V 24Apeak 20Apeak 0.4A2s Inrush current Inrush energy At 40°C cold-start At 40°C cold-start At 40°C cold-start Fig. 7-1 Input inrush current, typical behavior Start-up delay = Inrush delay Input Voltage Input: Output: Ambient: Output Voltage Upper curve: Medium curve: Lower curve: Time scale: Input current 20A / DIV Input voltage 500V / DIV...

CS3.241 24V, 3.3A, SINGLE PHASE INPUT 9. OUTPUT Output voltage Adjustment range Factory setting Line regulation Load regulation Ripple and noise voltage Output capacitance Output current Output power Short-circuit current Guaranteed At clockwise end position of potentiometer ±0.2%, at full load, cold unit 90 to 264Vac Static value, 0A 3.3A 0A 20Hz to 20MHz, 50Ohm At 24V, see Fig. 9-1 At 28V, see Fig. 9-1 Load impedance 250mOhm, see Fig. 9-1 Load impedance 250mOhm, see Fig. 9-1 Fig. 9-1 Output voltage vs. output current, typ. Output Voltage Output Current Peak current capability (up to several...

CS3.241 24V, 3.3A, SINGLE PHASE INPUT 10. EFFICIENCY AND POWER LOSSES Efficiency Power losses Fig. 10-1 Efficiency vs. output current at 24V, typ. Efficiency Fig. 10-2 Losses vs. output current at 24V, typ. Power Losses Output Current Fig. 10-3 Efficiency vs. input voltage, 24V, 3.3A, typ. Fig. 10-4 Losses vs. input voltage, 24V, 3.3A, typ. Power Losses Input Voltage xxxxx. 200y / Rev. 1.2 DS-CS3.241-EN All parameters are specified at 24V, 3.3A, 230Vac, 25°C ambient and after a 5 minutes run-in time unless otherwise noted. www.pulspower.com Phone +49 89 9278 0

CS3.241 24V, 3.3A, SINGLE PHASE INPUT 11. FUNCTIONAL DIAGRAM Fig. 11-1 Functional diagram Output Voltage Regulator Input Fuse & Input Filter Input Rectifier & NTC Inrush Limiter Power Converter Output Filter Output OverVoltage Protection 12. RELIABILITY These units are extremely reliable and use only the highest quality materials. The number of critical components such as electrolytic capacitors has been reduced. AC 100V Lifetime expectancy MTBF SN 29500, IEC 61709 MTBF MIL HDBK 217F The Lifetime expectancy shown in the table indicates the operating hours (service life) and is determined by the...

CS3.241 24V, 3.3A, SINGLE PHASE INPUT 13. FRONT SIDE AND USER ELEMENTS Fig. 13-1 Front side Output Terminals Screw terminals + - Output voltage potentiometer Open the flap to tune the output voltage. Factory set: 24.1V Positive output Negative (return) output Dual pins per pole DC-on lamp (green) On when the voltage at the output terminals is > 21 V Input Terminals Screw terminals N … Neutral input L … Line (hot) input ... PE (Protective Earth) input 14. TERMINALS AND WIRING All terminals are easy to access when mounted on the panel. Input and output terminals are separated from each other (input...