Power Supplies

DC-DC Enclosed converter; Input 36-72Vdc; Output +24Vdc at 2.1A; Free air convection

PULS QS20.481 is a power supply unit designed for AC/DC conversion with a 50% power reserve. It features DIN rail mounting and operates within an ambient air temperature range of -25 to +70°C. The unit is equipped with a DC-OK relay contact output and offers a rated current of 10A at 48Vdc and 8.7A at 55Vdc, with a power derating from 12W at +60°C to +70°C. Connection is facilitated through spring-clamp connections. The supply voltage ranges from 85Vac to 264Vac for AC input and 88Vdc to 188Vdc for DC input, supporting various nominal voltages and featuring specific turn-on and shutdown voltages. Housed in an aluminium casing, it is suitable for single-phase (1AC) or DC networks, with dimensions of W82mm x H124mm x D127mm. The rated power is 480W, with a short-term capacity of 720W for up to 4 seconds. Output voltage is adjustable between 48Vdc and 55Vdc. Protection functions include output overvoltage protection and overload/short-circuit protection, with capabilities for series or parallel operation for increased output power. Efficiency rates vary with input voltage, and the unit exhibits specific current consumption, time delay, hold time, power dissipation/losses, and electrical durability metrics. Ripple is maintained at 100mVpp, and the output stage capacitance is 3100 µF.

PULS XT40.482 is a power supply unit part of the X-series, designed to function as an AC/DC PSU/converter with a semi-regulated 25% power reserve and a DC-OK relay contact output. It operates with a supply voltage of 3x432-528Vac (440Vac / 480Vac / 500Vac / 525Vac nominal; 47-63Hz), a turn-on voltage of 3 x 390Vac, and a shutdown voltage of 3 x 355Vac. The unit's dimensions are W96mm x H124mm x D159mm, and it is housed in an aluminium casing with screw-clamp connections for installation. It supports a rated current of 20A at 48Vdc and is designed for DIN rail mounting in a 3-phase (3AC) network. The XT40.482 can operate in ambient air temperatures ranging from -25 to +70°C. It has a peak inrush current consumption of 4A (at 3x480Vac input), a rated power of 960W at 48Vdc (1200W for typ. 15s), and includes protection functions such as output overvoltage protection (57.2Vdc max.) and overload/short-circuit current protection. The unit is not intended for parallel operation to increase output power but can be used in a 1+1 redundancy setup for higher system availability. It features an efficiency of 0.96 (at 3x480Vac input), a 350ms start-up delay, and a hold time of 3.1ms at 3x480Vdc input. Power dissipation losses are 40W at full output load, and it has an electrical durability of up to 15 years or 131400 hours at 25°C with a 20A output. The output stage capacitance is 7600µF, and the ripple is 2500mVpp (20Hz...2KHz; 50Ω).

PULS CP10.241 is a DIN rail mounting power supply unit housed in an aluminium casing, designed to operate within an ambient air temperature range of -25 to +70°C. It features a net width of 39 mm and offers a degree of protection rated at IP20. The unit consumes current at rates of 1.13A with a 230Vac input, 2.15A with a 120Vac input, 2.6A with a 100Vac input, and 2.35A with a 110Vdc input for a 24Vdc / 10A output, with peak inrush currents of 11A and 7A for 230Vac and 120Vac inputs respectively. Efficiency rates are noted at 0.952 for 230Vac input and 0.936 for 120Vac input. Dimensions are specified as W39mm x H124mm x D117mm. The unit exhibits a start-up delay of 240-300ms for 100-230Vac input, with rise times of 30ms and 160ms under specified conditions. It includes protection functions against output overvoltage, overload/short-circuit, and over-temperature, with automatic restart features. Series or parallel operation is supported for increased output voltages or power, including 1+1 redundancy with a redundancy module. The unit is resistant to back-feeding loads up to 35V. Power dissipation/losses are 12.1W and 16.4W for 230Vac and 120Vac inputs respectively, with an output stage capacitance of 4400µF. Electrical durability spans from 75,000 to 499,000 hours under various conditions. Ripple is maintained at 50mVpp. This AC/DC power supply unit, part of the CP-series, is designed with ATEX approval, a 20% power reserve, and a DC-OK relay contact output. Connection is facilitated via screw-clamp connections. Supply voltage ranges from 88Vdc-180Vdc for DC and 85Vac-264Vac for AC, with specific tolerances for overvoltage and shutdown voltages. Rated current is 12A at 48Vdc in temperatures up to +45°C, with adjustments for higher temperatures. It operates on a single-phase (1AC) or DC network, providing a rated power of 288W at -25 to +45°C, 240W at -25 to +60°C, and 180W at +70°C, with a linear derating between +60°C and +70°C. The output voltage is adjustable between 24Vdc and 28Vdc, featuring a 200mV turn-ON overshoot and a hold time of 37ms at 120/230Vac input.

PULS QT20.241 is a power supply unit designed for DIN rail mounting, featuring AC/DC conversion with a 50% power reserve. It operates within an ambient air temperature range of -25 to +70°C and offers a design that includes a DC-OK relay contact output. The rated current is 20A at 24Vdc and 17.5A at 28Vdc, with a power derating from 12W at +60°C to +70°C. Connection is facilitated through spring-clamp connections. The supply voltage accommodates a wide range with 3-phase input from 323Vac to 576Vac, including nominal voltages of 380Vac, 400Vac, 415Vac, 440Vac, 480Vac, 500Vac, and 525Vac at 47-63Hz, with a turn-ON voltage of 3 x 263Vac and a shutdown voltage of 3 x 242Vac. Its dimensions are W65mm x H124mm x D127mm, housed in aluminium for durability. The QT20.241 supports a 3-phase network, has a net width of 65mm, and provides a rated power of 480W, with a short-term capacity of 720W for up to 4 seconds. The output voltage is adjustable between 24Vdc and 28Vdc, with a maximum output overvoltage protection set between 32Vdc (typical) and 35Vdc (maximum). It includes protection against overvoltage, overload, and short-circuit conditions, and allows for series or parallel operation to increase output power. The unit is designed to handle back-feeding loads up to 34V without malfunctioning. Efficiency rates are 0.948 with a 3x480Vac input and 0.95 with a 3x400Vac input. Peak inrush current consumption is capped at 10A, with a start-up delay between 290-350ms and a hold time of 22ms. Power dissipation losses are 26.4W and 25.3W for 3x480Vac and 3x400Vac inputs, respectively, under full load conditions. Electrical durability spans up to 345000 hours at 25°C with a 10A output and 3AC 400Vac input, with varying durability under different conditions. The ripple is maintained at 100mVpp across a 20Hz to 20MHz range, and the output stage capacitance is 950µF.

PULS ML60.242 is a power supply unit designed for AC/DC conversion with DIN rail mounting. It operates within an ambient air temperature range of -40 to +70°C and is designed for NEC Class 2 operation in cold environments down to -40°C. This unit provides a rated current of 2.5A at 24Vdc and features screw-clamp connections. It supports a supply voltage range of 85Vac-264Vac for AC (with specific nominal values and a 75Vac turn-ON voltage and 65Vac shutdown voltage) and 88Vdc-375Vdc for DC, accommodating a variety of network configurations including single-phase (1AC) or DC. The ML60.242 measures 45mm in width, 75mm in height, and 91mm in depth, housed in a PC / ABS blend. It delivers a rated power of 60W with an adjustable output voltage of 24Vdc-28Vdc and includes protection functions such as an active input inrush current limiter. The unit boasts an efficiency of 0.904 at 230Vac input, 0.885 at 120Vac input, and 0.874 at 100Vac input, with a peak current consumption of 6A at 230Vac input. It features a 170ms start-up delay, a rise time of 50-60ms under nominal input with a constant full current load and 0mF load capacitance, and a rise time of 110-140ms with 2.5mF load capacitance. Power dissipation/losses are rated at 6.4W, and it has an electrical durability of 90kh (minimum at +40°C) or 90,000 hours, with a ripple of 50mVpp across 20Hz to 20MHz at 50Ω and an output stage capacitance of 1600μF.

PULS CP20.241 is a DIN rail mounting power supply unit with an aluminium housing. It operates within an ambient air temperature range of -25 to +70°C and has a net width of 48 mm. The unit features a current consumption of 5.5A peak max. inrush at 230Vac input and 12A peak max. inrush at 120Vac input. Its efficiency rates are 0.956 at 230Vac input, 0.942 at 120Vac input, and 0.936 at 100Vac input. The dimensions of the CP20.241 are W48mm x H124mm x D127mm. It has a 450ms start-up delay for 100-230Vac input, with rise times of 145ms and 160ms under nominal input conditions with 0mF and 20mF load capacitance, respectively. Protection functions include output overvoltage protection and overload/short-circuit protection, with the capability for series or parallel operation for increased output voltages or power. The unit is resistant to back-feeding loads up to 35V. Power dissipation/losses are 22.1 W at 230Vac input and 29.6 W at 120Vac input, with an output stage capacitance of 8500 µF. Electrical durability varies with conditions, offering up to 488000 hours of operation. The ripple is 50mVpp (20Hz...20MHz; 50Ω). This AC/DC power supply unit is part of the CP-series, designed with ATEX approval and a 20% power reserve, featuring a DC-OK relay contact output and screw-clamp connections. It supports a supply voltage range of 88Vdc-180Vdc and 85Vac-264Vac, with a rated current of 20A at 24Vdc, and provides a rated power of 480W. The output voltage is adjustable between 24Vdc and 28Vdc, with a 500mV turn-ON overshoot and a hold time of 32ms at 120/230Vac input.

PULS CT10.241 is a DIN rail mounting power supply unit with an aluminium housing. It operates within an ambient air temperature range of -25 to +70°C and has a net width of 62 mm. The unit consumes 0.6A with a 3 x 480Vac input and 0.7A with a 3 x 400Vac input for full 24Vdc output, featuring a peak inrush current of 10A for both input conditions. It boasts an efficiency of 0.929 for 3x480Vac input and 0.928 for 3x400Vac input. The dimensions are W62mm x H124mm x D117mm. It includes a 90ms start-up delay and a rise time of 40ms under nominal input with a constant full current load and 0mF load capacitance, extending to 85ms with 10mF load capacitance. The power supply unit is equipped with protection functions including output overvoltage protection and an active input inrush current limiter, supporting overload/short-circuit conditions with a continuous current of max. 23A. It allows for series/parallel operation to increase output power, with a back-feeding load resistance up to 35V. Power dissipation/losses are 18.3 W for 3x480Vac input and 18.6 W for 3x400Vac input, with an output stage capacitance of 6500 µF. Electrical durability ranges from 36,000 to 410,000 hours across various conditions. The ripple is 50mVpp (20Hz...20MHz; 50Ω). This AC/DC power supply unit, part of the CT-series, is designed with a 20% power reserve and includes a DC-OK relay contact output. It features screw-clamp connections and supports a supply voltage of 323Vac-576Vac (wide range; 3-phase input) with a rated current of 12A at 24Vdc (-25...+45°C) and 7.5A at 24Vdc (-25...+70°C). The output voltage is adjustable between 24Vdc and 28Vdc, with a hold time of 54ms at 3x480Vac input and 34ms at 3x400Vac input.

PULS ML30.241 is a power supply unit designed for AC/DC conversion with DIN rail mounting capabilities. It operates within an ambient air temperature range of -10 to +70°C and adheres to NEC Class 2 design specifications. This unit provides a rated current of 1.3A at 24Vdc and features screw-clamp connections for secure installation. It supports a wide supply voltage range from 85Vac to 264Vac across various nominal values and frequencies, with specific turn-ON and shutdown voltages at 46Vac and 44Vac, respectively. Additionally, it can accept DC supply voltages between 88Vdc and 375Vdc. The ML30.241 is housed in a PC/ABS blend material and is suitable for single-phase (1AC) or DC networks. It measures 23mm in width, 75mm in height, and 91mm in depth. The unit's rated power is 30W, and it offers an adjustable output voltage range from 24Vdc to 28Vdc. It incorporates an NTC for input inrush current limiting, achieves an efficiency of up to 0.894 depending on the input voltage, and has a maximum inrush current consumption of 35A at 230Vac input. The power supply features a 90ms start-up delay, with rise times varying based on input conditions and load capacitance. Power dissipation is noted at 3.7W, and it boasts an electrical durability of at least 174,000 hours at +40°C. The ripple is maintained at 50mVpp across a 20Hz to 20MHz range, and the output stage capacitance is 900µF.

PULS QS10.121 is a power supply unit designed for AC/DC conversion with a 50% power reserve. It features DIN rail mounting and operates within an ambient air temperature range of -25 to +70°C. The unit is equipped with a DC-OK relay contact output and offers a rated current of 15A at 12Vdc and 13.5A at 15Vdc, utilizing spring-clamp connections for connectivity. It supports a supply voltage range of 85Vac-264Vac for AC and 88Vdc-188Vdc for DC, with specific nominal values across a wide spectrum. The QS10.121, part of the Q-series, measures 60mm in width, 124mm in height, and 117mm in depth, housed in an aluminium casing. It is compatible with single-phase (1AC) or DC networks, delivering a rated power of 203W at 15V, 180W at 12V, and can momentarily supply up to 270W for 4 seconds. The output voltage is adjustable between 12Vdc and 15Vdc, featuring comprehensive protection functions including overvoltage and overload/short-circuit protection. The unit allows for series or parallel operation to increase output power and is designed to handle back-feeding loads without malfunctioning. Efficiency rates vary with input voltage, achieving up to 0.918 at 230Vac. It exhibits a peak current consumption of 10A, with a start-up delay between 340-800ms and a hold time of 32ms at nominal input conditions. Power dissipation stands at approximately 16.1W to 16.7W under full load conditions, and the electrical durability ranges significantly based on operating conditions, with up to 215000 hours at 25°C and 30A output with 1AC 230Vac input. The output stage capacitance is 7000µF, and ripple is maintained at 50mVpp across a 20Hz to 20MHz range.