STEP-PS/48AC/24DC/0.5 2868716 PHOENIX CONTACT Primary-switched STEP POWER power supply for DIN rail mounting.. View larger
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STEP-PS/48AC/24DC/0.5 2868716 PHOENIX CONTACT Primary-switched STEP POWER power supply for DIN rail mounting..

STEP-PS/48AC/24DC/0.5

2868716

PHOENIX_CONTACT

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Primary-switched STEP POWER power supply for DIN rail mounting, input: 1-phase, output: 24 V DC/0.5 A

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Power Supplies

INTERFACE Signal converters, switching devices, and power supply units - PHOENIX CONTACT

Power. Power Supply - PHOENIX CONTACT

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5+$46.37
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18+$44.52
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Product description

STEP POWER power supplies for installation distributors

The STEP POWER power supply range was developed especially for building automation. The low idling losses and high degree of efficiency ensure maximum energy efficiency. They allow flexible use and can be snapped onto the DIN rail or screwed onto an even surface.

Dimensions

Width18 mm
Height90 mm
Depth61 mm

Ambient conditions

Degree of protectionIP20
Ambient temperature (operation)-25 °C ... 70 °C (> 55 °C Derating: 2,5 %/K)
Ambient temperature (storage/transport)-40 °C ... 85 °C
Max. permissible relative humidity (operation)≤ 95 % (at 25 °C, non-condensing)
Noise immunityEN 61000-6-2:2005

Input data

Nominal input voltage range48 V AC
Input voltage range43 V AC ... 52 V AC
60 V DC ... 80 V DC
AC frequency range45 Hz ... 65 Hz
Frequency range DC0 Hz
Inrush surge current< 10 A (typical)
Power failure bypass> 15 ms (48 V  AC)
> 20 ms (52 V AC)
Input fuse1.25 A (slow-blow, internal)
Choice of suitable circuit breakers6 A ... 16 A (Characteristics B, C, D, K)

Output data

Nominal output voltage24 V DC ±1 %
Nominal output current0.5 A (-25°C ... 55°C)
0.55 A (-25 °C ... 40 °C permanent)
Output current Imax1 A
Derating55 °C ... 70 °C (2.5%/K)
Connection in parallelYes, for redundancy and increased capacity
Connection in seriesYes
Control deviation< 1 % (change in load, static 10 % ... 90 %)
< 2 % (change in load, dynamic 10 % ... 90 %)
< 0.1 % (change in input voltage ±10 %)
Residual ripple< 30 mVPP (20 MHz)
Output power12 W
Typical response time< 0.5 s
Peak switching voltages nominal load< 20 mVPP (20 MHz)
Maximum power dissipation in no-load condition< 0.3 W
Power loss nominal load max.< 3.4 W

General

Net weight0.07 kg
Efficiency> 81 % (for 48 V AC and nominal values)
Insulation voltage input/output4 kV AC (type test)
3.75 kV AC (routine test)
Protection classII (in closed control cabinet)
MTBF (IEC 61709, SN 29500)> 1860000 h (40°C)
Mounting positionhorizontal DIN rail NS 35, EN 60715
Assembly instructionsAlignable: 0 mm horizontally, 30 mm vertically

Connection data, input

Connection methodScrew connection
Conductor cross section solid min.0.2 mm²
Conductor cross section solid max.2.5 mm²
Conductor cross section flexible min.0.2 mm²
Conductor cross section flexible max.2.5 mm²
Conductor cross section AWG min.24
Conductor cross section AWG max.12
Stripping length6.5 mm
Screw threadM3

Connection data, output

Connection methodScrew connection
Conductor cross section solid min.0.2 mm²
Conductor cross section solid max.2.5 mm²
Conductor cross section flexible min.0.2 mm²
Conductor cross section flexible max.2.5 mm²
Conductor cross section AWG min.24
Conductor cross section AWG max.12
Stripping length6.5 mm
Screw threadM3

Signaling

Output nameLED status indicator
Status display"DC OK" LED green
Note on status displayUOUT > 21.5 V: LED lights up

Datasheet - PDF

Title:Language:Size:Type:
PHOENIX CONTACT-2868716-STEP-PS/48AC/24DC/0.5English122 KbytesPHOENIX CONTACT-2868716-STEP-PS/48AC/24DC/0.5

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