24 V DC/0.5 A DIN Rail Power Supply Unit, Primary-Switched, Single-Phase

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Specifications

Nominal Input Voltage Range

  • 100 Vac ... 240 Vac

AC Input Voltage Range

  • 85 Vac ... 264 Vac

DC Input Voltage Range

  • 95 Vdc ... 250 Vdc

AC Frequency Range

  • 45 Hz ... 65 Hz

DC Frequency Range

  • 0 Hz

Current Consumption

  • Approx. 0.28 A (120 Vac)
  • Approx. 0.13 A (230 Vac)

Inrush Current Limitation

  • < 15 A (typical)

I2t

  • < 0.1 A2 s

Power Failure Bypass

  • > 15 ms (120 Vac)
  • > 90 ms (230 Vac)

Typical Response Time

  • < 0.5 s

Input Fuse, Integrated

  • 1.25 A (slow-blow, internal)

Nominal Output Voltage

  • 24 Vdc ± 1 %

Output Current

  • 0.5 A (-25° C to +55° C)
  • 0.55 A (-25° C ... 40° C permanent)
  • 1 A (maximum output current)

Control Deviation

  • < 1 % (change in load, static 10 % ... 90 %)
  • < 2 % (change in load, dynamic 10 % ... 90 %)
  • < 0.1 % (change in input voltage ± 10 %)

Efficiency

  • > 84 % (for 230 Vac and nominal values)

Residual Ripple

  • < 20 mVPP (20 MHz)

Peak Switching Voltages

  • < 30 mVPP (20 MHz)

Connection in Parallel

  • Yes, for redundancy and increased capacity

Connection in Series

  • Yes

Protection Against Internal Surge Voltages

  • Yes, limited to approx. 35 Vdc

Resistance to Reverse Feed

  • ≤ 35 Vdc

Maximum Power Dissipation idling

  • < 0.3 W

Power Loss Nominal Load Maximum

  • < 2.2 W

Status Display

  • DC OK LED green / UOUT > 21.5 V: LED lights up

Insulation Voltage Input/Output

  • 4 kVac (type test)
  • 2 kVac (routine test)

Insulation Voltage Input / PE

  • 3.5 kVac (type test)
  • 2 kVac (routine test)

Insulation Voltage Output / PE

  • 500 Vdc (routine test)

Degree of Protection

  • IP20

Protection Class

  • II

MTBF (IEC 61709)

  • 500000 h

Housing Material

  • polycarbonate

Foot Latch Material

  • Plastic POM

Dimensions W / H / D (State of Delivery)

  • 18 mm / 90 mm / 61 mm

Weight

  • 0.1 kg

Ambient Temperature (Operation)

  • -25° C ... 70° C (> 55° C derating)

Ambient Temperature (Storage/Transport)

  • -40° C ... 85° C

Maximum Permissible Relative Humidity (Operation)

  • ≤ 95 % (at 25° C, no condensation)

Vibration (Operation)

  • < 15 Hz, amplitude ± 2.5 mm in acc. with IEC 60068-2-6 15 Hz ... 150 Hz, 2.3 g, 90 min

Shock

  • 30 g in all directions in acc. with IEC 60068-2-27

Pollution Degree in acc. with EN 50178

  • 2

Climatic Class

  • 3K3 (in acc. with EN 60721)

Electrical Equipment for Machinery

  • EN 60204

Safety Transformers for Power Supply Units

  • IEC 61558-2-17

Electrical Safety (Of Information Technology Equipment)

  • IEC 60950-1/VDE 0805 (SELV)

Electronic Equipment for use in Electrical Power Installations

  • EN 50178/VDE 0160 (PELV)

SELV

  • IEC 60950-1 (SELV) and EN 60204 (PELV)

Safe isolation

  • DIN VDE 0100-410
  • DIN VDE 0106-1010

Protection Against Electric Shock

  • DIN 57100-410

Protection Against Electric Shock, Basic Requirements for Safe Isolation in Electrical Equipment

  • DIN VDE 0106-101

Limitation of Mains Harmonic Currents

  • EN 61000-3-2

UL Approvals

  • UL/C-UL listed UL 508
  • UL/C-UL Recognized UL 60950
  • NEC Class 2 as per UL 1310
  • UL/C-UL Listed ANSI/ISA-12.12.01 Class I, Div. 2, Groups A, B, C, D

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