TECHNICAL DATASHEET

Sync DIN Rail Power Supply

24V 30W 1 Phase (NEC Class 2) / DRS-24V30W1NZ

All parameters are specified at 25°C ambient and AC input unless otherwise indicated.

www.DeltaPSU.com (January 2016, Rev. 00)

2

Specifications

Input Ratings / Characteristics

Nominal Input Voltage

100-240Vac

Input Voltage Range

85-264Vac

Nominal Input Frequency

50-60Hz

Input Frequency Range

47-63Hz

DC Input Voltage Range*

120-375Vdc

Input Current

< 0.55A @ 115Vac, < 0.35A @ 230Vac

Efficiency at 100% Load

> 87.5% @ 115Vac, > 88.0% @ 230Vac

Max Power Dissipation

0% load

100% load

< 0.5W @ 115Vac & 230Vac

< 4.5W @ 115Vac & 230Vac

Max Inrush Current (Cold Start)

< 20A @ 115Vac, < 40A @ 230Vac

Leakage Current

< 0.5mA @ 264Vac

*Fulfills test conditions for DC input. Safety approval for DC input can be obtained upon request.

Output Ratings / Characteristics**

Nominal Output Voltage

24Vdc

Factory Set Point Tolerance

24Vdc ± 2%

Output Voltage Adjustment Range

24-28Vdc

Output Current

1.25A (30W max.)

Output Power

30W

Line Regulation

< 0.5% (@ 85-264Vac, 100% load)

Load Regulation

< 1.0% (@ 85-264Vac, 0-100% load)

PARD*** (20MHz)

< 75mVpp @ > 0°C to 70°C

< 150mVpp @ 0°C to -20°C

Rise Time

< 30ms @ nominal input (100% load)

Start-up Time

< 2,500ms @ 115Vac (100% load)

< 1,000ms @ 230Vac (100% load)

Hold-up Time

> 100ms @ 230Vac (100% load)

Dynamic Response (Overshoot & Undershoot O/P Voltage)

± 5% @ 85-264Vac input, 0-100% load

(Slew Rate: 0.1A/μS, 50% duty cycle @ 5Hz to 1KHz)

Start-up with Capacitive Loads

3,000µF Max

**For power de-rating from < -10°C to -20°C, and 55°C to 70°C, see power de-rating on page 3.

*

**PARD is measured with an AC coupling mode, 5cm wires, and in parallel with 0.1μF ceramic capacitor & 47μF electrolytic capacitor.