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Image is illustrative
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Power Supply Unit STEP-PS/277AC/24DC/3.5, Phoenix Code:
2904945
Price (indicative)
Manufacturer
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Availability:
21 days
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Weight:
0.398 kg/pc
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Volume:
0.0005 m3/pc
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Power Supply Unit STEP-PS/277AC/24DC/3.5, PhoenixDimensions
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Width
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90 mm
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Height
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90 mm
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Depth
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61 mm
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Installation distance right/left
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0 mm / 0 mm
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Installation distance top/bottom
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30 mm / 30 mm
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Ambient conditions
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Degree of protection
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IP20
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Ambient temperature (operation)
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-25 °C ... 70 °C (> 55° C derating : 2.5%/K)
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Ambient temperature (storage/transport)
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-40 °C ... 85 °C
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Max. permissible relative humidity (operation)
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≤ 95 % (at 25 °C, non-condensing)
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Climatic class
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3K3 (in acc. with EN 60721)
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Degree of pollution
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2
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Input data
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Nominal input voltage range
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100 V AC ... 277 V AC
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Input voltage range
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85 V AC ... 305 V AC
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95 V DC ... 250 V DC
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AC frequency range
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45 Hz ... 65 Hz
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Frequency range DC
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0 Hz
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Current consumption
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1.43 A (120 V AC)
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0.75 A (277 V AC)
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Nominal power consumption
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147.7 VA
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Inrush current
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< 40 A (typical)
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Mains buffering time
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typ. 25 ms (120 V AC)
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typ. 160 ms (277 V AC)
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Input fuse
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4 A (slow-blow, internal)
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Recommended breaker for input protection
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6 A ... 16 A (Characteristics B, C, D, K)
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Power factor (cos phi)
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0.64
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Output data
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Nominal output voltage
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24 V DC ±1 %
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Setting range of the output voltage (USet)
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22.5 V DC ... 25 V DC (> 24 V DC, constant capacity restricted)
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Nominal output current (IN)
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3.5 A (-25 °C ... 55 °C)
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Output current Imax
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6 A
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Derating
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55 °C ... 70 °C (2.5%/K)
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Connection in series
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yes
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Feedback voltage resistance
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≤ 35 V DC
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Protection against overvoltage at the output (OVP)
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< 35 V DC
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Control deviation
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< 1 % (change in load, static 10 % ... 90 %)
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< 2 % (change in load, dynamic 10 % ... 90 %)
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< 0.1 % (change in input voltage ±10 %)
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Residual ripple
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< 10 mVPP (20 MHz)
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Output power
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84 W
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Typical response time
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< 0.5 s
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Peak switching voltages nominal load
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< 30 mVPP (20 MHz)
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Maximum power dissipation in no-load condition
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< 0.6 W
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Power loss nominal load max.
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11.5 W
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General
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Net weight
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0.3 kg
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Operating voltage display
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Green LED
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Efficiency
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> 88 % (for 277 V AC and nominal values)
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MTBF (IEC 61709, SN 29500)
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> 1094000 h (40 °C)
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Insulation voltage input/output
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4 kV AC (type test)
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3.75 kV AC (routine test)
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Degree of protection
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IP20
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Protection class
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II
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Housing material
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Polycarbonate
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Foot latch material
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POM (Polyoxymethylen)
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Mounting position
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horizontal DIN rail NS 35, EN 60715
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Assembly instructions
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alignable: 0 mm horizontally, 30 mm vertically
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Connection data, input
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Connection method
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Screw connection
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Conductor cross section solid min.
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0.2 mm²
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Conductor cross section solid max.
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2.5 mm²
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Conductor cross section flexible min.
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0.2 mm²
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Conductor cross section flexible max.
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2.5 mm²
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Conductor cross section AWG min.
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24
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Conductor cross section AWG max.
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12
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Stripping length
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6.5 mm
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Screw thread
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M3
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Connection data, output
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Connection method
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Screw connection
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Conductor cross section solid min.
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0.2 mm²
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Conductor cross section solid max.
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2.5 mm²
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Conductor cross section flexible min.
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0.2 mm²
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Conductor cross section flexible max.
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2.5 mm²
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Conductor cross section AWG min.
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24
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Conductor cross section AWG max.
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12
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Stripping length
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6.5 mm
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Screw thread
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M3
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Standards
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EMC requirements for noise immunity
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EN 61000-6-1
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EN 61000-6-2
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EMC requirements for noise emission
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EN 61000-6-3
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EN 61000-6-4
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Standard - Safety of transformers
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EN 61558-2-16
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Standard - Electrical safety
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IEC 62368-1 (SELV)
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Standard – Electronic equipment for use in electrical power installations and their assembly into electrical power installations
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EN 50178/VDE 0160 (PELV)
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Standard – Safety extra-low voltage
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IEC 62368-1 (SELV) und EN 60204-1 (PELV)
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Standard - Safe isolation
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DIN VDE 0100-410
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Standard – Protection against shock currents, basic requirements for protective separation in electrical equipment
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EN 50178
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Standard – Limitation of mains harmonic currents
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EN 61000-3-2
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Rail applications
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EN 50121-4
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Conformance/approvals
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UL approvals
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UL/C-UL listed UL 508
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UL/C-UL Recognized UL 60950-1
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NEC Class 2 as per UL 1310
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EMC data
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Electromagnetic compatibility
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Conformance with EMC Directive 2014/30/EU
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Low Voltage Directive
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Conformance with Low Voltage Directive 2014/35/EC
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Electrostatic discharge
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EN 61000-4-2
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Contact discharge
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6 kV (Test Level 3)
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Discharge in air
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8 kV (Test Level 3)
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Electromagnetic HF field
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EN 61000-4-3
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Frequency range
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80 MHz ... 1 GHz
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Test field strength
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10 V/m
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Frequency range
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1 GHz ... 2 GHz
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Test field strength
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10 V/m
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Frequency range
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2 GHz ... 3 GHz
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Test field strength
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10 V/m
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Comments
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Criterion A
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Fast transients (burst)
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EN 61000-4-4
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Input
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4 kV (Test Level 4 - asymmetrical)
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Output
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2 kV (Test Level 3 - asymmetrical)
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Comments
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Criterion B
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Surge voltage load (surge)
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EN 61000-4-5
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Input
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2 kV (Test Level 3 - symmetrical)
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4 kV (Test Level 4 - asymmetrical)
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Output
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1 kV (Test Level 2 - symmetrical)
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0.5 kV (Test Level 1 - asymmetrical)
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Comments
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Criterion B
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Conducted interference
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EN 61000-4-6
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Frequency range
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10 kHz ... 15 kHz
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0.15 MHz ... 80 MHz
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Voltage
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3 V (Test Level 2)
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10 V (Test Level 3)
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Comments
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Criterion A
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Criterion A
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Voltage dips
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EN 61000-4-11
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Environmental Product Compliance
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REACh SVHC
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Lead 7439-92-1
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China RoHS
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Environmentally Friendly Use Period = 25;
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For details about hazardous substances go to tab “Downloads”, Category “Manufacturer's declaration”
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ECLASS
| ECLASS 10.0.1 |
27040701
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| ECLASS 11.0 |
27040701
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| ECLASS 4.0 |
27040700
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| ECLASS 4.1 |
27040700
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| ECLASS 5.0 |
27049000
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| ECLASS 5.1 |
27049000
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| ECLASS 6.0 |
27049000
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| ECLASS 7.0 |
27049002
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| ECLASS 9.0 |
27040701
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ETIM
| ETIM 4.0 |
EC002540
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| ETIM 6.0 |
EC002540
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| ETIM 7.0 |
EC002540
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UNSPSC
| UNSPSC 13.2 |
39121004
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| UNSPSC 18.0 |
39121004
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| UNSPSC 19.0 |
39121004
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| UNSPSC 20.0 |
39121004
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| UNSPSC 21.0 |
39121004
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File description
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File type
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Download link
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