The ABU125-240 is a single output power supply. This power supply is designed for a wide variety applications where high reliability is desired, including applications for the industrial and telecommunications markets. Excellent performance specifications are provided, together with compliance to European EMC (EN55022, Class B and EN61000-3-2), and Low Voltage directive.
Unit of Measure

Check Stock

Click here to check stock >>

Input Characteristics (at 25 ºC)

Alternating Current (AC) Input Voltage

90 to 264 V

Direct Current (DC) Input Voltage

127 to 373 V

Input Frequency Range

47 to 63 Hz

Input Current at 115 VAC (Root Mean Square (RMS))

1.6 A

Input Current at Typical 230 VAC

0.8 A

Maximum Inrush Current at 115 VAC for Cold Start

30 A

Maximum Inrush Current at 230 VAC for Cold Start

60 A

Power Factor at 230 VAC for Full Load

> 0.95

Power Factor at 115 VAC for Full Load

> 0.98

Leakage Current at 240 VAC

< 2.4 mA

Output Characteristics (at 25 ºC)

Direct Current (DC) Output Voltage

24 V

Direct Current (DC) Voltage Tolerance

±2.0 %

Output Current (15 CFM Fan)

0 to 5.21 A

Output Current (Convection)

0 to 4.16 A

Output Power (15 CFM Fan)

125 W

Output Power (Convection)

100 W
Adjustable Output Voltage Range1 22.8 to 25.2 V
Ripple and Noise Voltage at Peak to Peak2 120 mV

Load Regulation

±1.0 %

Line Regulation

±0.5 %

Efficiency

87.0 %

Start-Up Time at 230 VAC for Full Load

1500 ms

Start-Up Time at 115 VAC for Full Load

3000 ms

Rise-Up Time at 230 VAC for Full Load

30 ms

Rise-Up Time at 115 VAC for Full Load

30 ms

Hold-Up Time at 230 VAC for Full Load

14 ms

Hold-Up Time at 115 VAC for Full Load

14 ms
Overcurrent Protection3 5.72 to 7.8 A

Direct Current (DC) Over Voltage Protection

27.6 to 32.4 V

Output Type

Constant Voltage

General Specifications (at 25 ºC)

Length

127 mm5.00 in

Width

76.2 mm3.00 in

Height

27.0 mm1.05 in

Weight

300 g

Cooling

Natural Convection or Fan at 15 CFM

Isolation Resistance at 500 VDC (Input (I/P) - Output (O/P))

100 MO

Isolation Resistance at 500 VDC (Input (I/P) - Floating Gate (FG))

100 MO

Isolation Resistance at 500 VDC (Output (O/P) - Floating Gate (FG))

100 MO

Alternating Current (AC) Dielectric Strength (Input (I/P) - Output (O/P))

3 kV

Alternating Current (AC) Dielectric Strength (Input (I/P) - Floating Gate (FG))

1.5 kV

Alternating Current (AC) Dielectric Strength (Output (O/P) to Floating Gate (FG))

0.5 kV

Warranty

3 years

Minimum Mean Time Between Failure (MTBF) per MIL-HDBK-217F (25 ºC)

200 K hr

Environmental Specifications (at 25 ºC)

Operating Temperature at Full Load4 -20 to 50 ºC

Non-Condensing Relative Operating Humidity

20 to 90 %

Storage Temperature

-40 to 85 ºC

Non-Condensing Relative Storage Humidity

10 to 95 %

Temperature Drift (0 to 50 ºC)

< 0.04 %/ºC

Vibration

10 to 500 Hz, 2G 10 min/cycle, period of 60 min, each X, Y & Z axis

EMC and Safety Specifications (at 25 ºC)

EMI Emissions

Compliance to EN55022, CISPR22 Class B (Conducted & Radiated)

Harmonic Current

Compliance to EN61000-3-2, 3

EMS Immunity

Compliance to EN61000-4-2, 3-6, 8 & 11; EN55024 heavy, light industry level, criteria A

Safety Approval

UL 60950-1, (Insulation Class -1)

Note for EMC and Safety Specifications at 25 ºC

The power supply is considered a component which will be installed into a final equipment. The final equipment must be re-confirmed that it still meets EMC directives.

Specifications

RoHS Compliance

As of manufacturing date February 2016, all standard products meet the requirements of 2015/863/EU.

Industry Standards

CB CE MIL-HDBK-217F RoHS TUV UL

Note

Note

  1. All I/O connection shall Follow specified Model Label.
  2. Maximum Temperature at Full Load 50ºC
  • 1 Output voltage can be adjusted at VR51.
  • 2 Ripple and noise are measured at 20 MHz of bandwidth by using a 12 Inch (in) twisted-pair wire termination with a 0.1 µF and 47 µF parallel capacitors.
  • 3 Hiccup mode. Resets automatically once the fault condition is removed.
  • 4 Refer to output load derating curve.