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DFX1524A

Product catalog summary

Overview: The DFX1524A is designed for industrial and residential applications, offering a wide input range and flexible power continuity up to 20 W. It features a compact design with a 3-year warranty.

Specifications:

Input Voltage: 100 – 240 – 277 Vac, with a range of 85 – 305 Vac and 95 – 370 Vdc.
Output: 24 Vdc at 0.65A, adjustable between 22.5 – 28 Vdc.
Temperature Range: Operates between -25 to 70°C.
Protection: Overload, overvoltage, and short-circuit protection.
Mounting: DIN Rail and wall mounted, IP20 rated.

Input Data:

AC Frequency: 45 – 65 Hz ± 5%.
Current Consumption: 0.3 A at 120 Vac, 0.2 A at 230 Vac.
Inrush Current Limitation: ≤ 15 A for ≤ 5 msec.
Hold-up Time: >15 msec at 120 Vac, >30 msec at 230 Vac.

Output Data:

Continuous Current: 0.65 A up to 55°C, derating 2%/K above 55°C.
Power Boost: 1.1 A at 24 Vdc for ≤ 3 min at 55°C.
Short Circuit Current: Max 1.3 A.
Residual Ripple: ≤ 100 mVss, Peak ≤ 150 mVss.

Efficiency and Reliability:

Efficiency: Approximately 81% at rated output.
Power Loss: 3 W at rated output, 0.3 W during no-load operation.
MTBF: > 500,000 hours at 40°C.

Protection and Monitoring:

Over Voltage Protection: Hiccup mode with automatic restart.
Short-circuit Protection: Hiccup mode with automatic restart.
Status Indicator: Green LED for output voltage OK.

Environmental Conditions:

Operating Temperature: -25 to +70°C.
Storage Temperature: -40 to +85°C.
Humidity: 95% no condensation at 25°C.
Vibration and Shock: Compliant with IEC 60068-2-6.

Safety and Certifications:

Isolation: Primary/secondary isolation with 4000 Vac insulation voltage.
Certifications: CE mark, UL/cUL approval pending.
Compliance: EMC 2014/30/EU, Low Voltage Directive 2014/35/EU, RoHS 2011/65/EU.

Mechanical Data:

Connections: Screw type, 0.6 - 0.8 Nm for supply input and output.
Housing: Polycarbonate, dimensions 18 x 90 x 55 mm, weight 0.1 Kg.

Catalog excerpts

Extremely small size Safety 100 – 240 – 277 Vac 85 – 305 95 – 370 Vdc 45 – 65 Hz  5% 0 Hz 0.3 A (120 Vac) 0.2 A (230 Vac)  15 A  5 msec. >15 msec (120 Vac) >30 msec (230 Vac) 0.5 A 6 A curve B 6A curve B or 2A curve C Output Data 24 Vdc  3% 22.5 – 28 Vdc  30.000F 1 sec. (max) 0.65 A Derating 2%/K 1.1 A  3 min. 1.3 A 1.3 A  100 mVss  150 mVss No Yes (max four device) Yes Efficiency Efficiency at Vout rated, Iout rated, approx. Power loss at Vout rated, Iout rated, approx. Power loss [W] during no-load operation maximum Reliability: MTBF at 40°C IEC 61709 DIN Rail and wall mounted – IP20 Output Voltage isolated DC Voltage (Vn) Adjustment range (Vadj) Start up with Strong Load (capacitive load) Turn-On delay after applying mains voltage Continuous Current -25 - +55°C In Continuous Current +55 - +70°C In Power Boost Current at 24 Vdc 55° C In Max Short Circuit current (Icc) Enduring Short Circuit current RMS max. Residual Ripple (with nominal value) Peak Parallel connection to increase power Series Connection Redundancy Connection Overload, overvoltage and short-circuit protection Internal Fuse (slow – blow, Internal) External Fuse (recommended) External Circuit Breaker (recommended) Wide temperature range: -25 to 70°C Inrush Current limitation (Vn and In Load) I2t Hold-up Time (Typ.) Nominal Input Voltage (2 x Vac) AC Input Voltage range (Vac) DC Input Range AC Frequency DC Frequency Current consumption (Approx..) Flexible power continuity up to 20 W Input Data Wide input range: 100 – 240 Vac For industrial and residential applications Primary/secondary isolation Pollution Degree Environment Insulation voltage (IN/OUT) Insulation voltage (Input / Earth, PE) Insulation voltage (Out Load / Earth, PE) Galvanic isolation to: EN 62368 and EN 50178 Degree of protection (EN 60529) Yes 2 4000 Vac 2000 Vac 500 Vac Safety extra-low output voltage Uout IP20 Norms and Certifications CE mark in conformity to EMC 2014/30/EU: Electromagnetic Compatibility Directive; 2014/35/EU: Low Voltage Directive; ROHS 2011/65/EU: Restriction of the use of certain Hazardous Substances in Electrical and Electronic Equipment (RoHS), as amended by 2015/863/EU; EMC Immunity: EN610006-2; EMC Emission: EN61000-6-3, EN 55022 Class B Approval CE mark UL/cUL (CSA) approval Mechanics Data Screw type connection Connections Supply Input: L, N: 1 phase Connections Output: +, Protection class MTBFat 40°C Housing material Dimension (WxHxD) DIN 43880 Weight (approx.) Closed-loop control Dynamic mains compensation (Vin rated ±15 %), max. Dynamic load smoothing (Iout: 10/90/10 %), Uout ± typ. Load step setting time 10 to 90%, typ. Load step setting time 90 to 10%, typ. Protection and monitoring Output over voltage protection Short-circuit protection Over Load capability Over Voltage Output protection Status output voltage OK Hiccup. Shut-down output and automatic restart. Hiccup. Shut-down output and automatic restart. 150% In typ. 200ms Yes (typ. 35 Vdc) Green LED Environmental Conditions Ambient Temperature operation Ambient Temperature Storage Humidity at 25 °C in acc. to EN 60721 Vibration (operation) IEC 60068-2-6 -25 up to +70 °C -40 up to +85 °C 95 % no condensation <15 Hz, amplitude  2.5mm <15Hz-150Hz, 2.3g 90 min. 30g in all directions

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