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STEP3-PS/1AC/KNX/640/LPT Bus power supply
N
0%
1477019

STEP3-PS/1AC/KNX/640/LPT Bus power supply

Manufactured by
Brand PHOENIX CONTACT
Primary-switched bus power supply STEP POWER, Lever Push-in connection, DIN rail or direct mounting, input: 1-phase, output: 30 V DC / 640 mA
4063151891213
only
available
100+
352
pcs.
(2026-08-29)
Supply from Phoenix Contact’s warehouse
Product recommended retail price (RRP) is
000
27720 0 € pcs.
All prices without tax
All prices with tax
inquiry
only
available
100+
inquiry
0
2026-08-29
pcs.
Properties
Description
Dimensions
Files
Codes
Inrush current integral (I2t)
typ. 1.3 A<sup>2</sup>s
Overvoltage category (EN 61558-2-16)
II ( 3000 m)
Supply system configuration
TN, TT, IT (PE)
Frequency range (fN)
50 Hz ... 60 Hz ±10 %
Input voltage range
100 V AC ... 240 V AC -15 % ... +10 %
100 V DC ... 250 V DC -10 % ... +10 %
Maximum altitude (Output power derating)
> 2000 m (Derating P<sub>OUT</sub>: 10 %/1000 m)
Nominal output current (IN)
640 mA (I<sub>BUS</sub> + I<sub>AUX</sub>)
Typical national grid voltage
120 V AC
230 V AC
Output power (PN)
19.2 W
Voltage type of supply voltage
AC
DC
Inrush current
typ. 35 A (25 °C)
Inrush current integral (I&lt;sup&gt;2&lt;/sup&gt;t)
typ. 1.3 A<sup>2</sup>s
Frequency range (f&lt;sub&gt;N&lt;/sub&gt;)
50 Hz ... 60 Hz ±10 %
Mains buffering time
typ. 100 ms (100 V AC)
typ. 100 ms (230 V AC)
Current consumption
0.09 A (250 V DC)
0.22 A (100 V DC)
0.22 A (240 V AC)
0.41 A (100 V AC)
Protective circuit
Transient surge protection; Varistor
Switch-on time
typ. 2 s
Device mains fuse
4 A internal (device protection), slow-blow
Recommended breaker for input protection
6 A ... 20 A (Characteristics B, C, D, K)
Discharge current to PE
< 3.5 mA
Efficiency
> 86 % (120 V AC)
> 86 % (230 V AC)
Nominal output voltage
30 V DC
Nominal output current (I&lt;sub&gt;N&lt;/sub&gt;)
640 mA (I<sub>BUS</sub> + I<sub>AUX</sub>)
Short-circuit-proof
yes
Derating
> 45 °C ... 70 °C (2 % / K)
Crest factor
typ. 3.4
typ. 4.08
Output power (P&lt;sub&gt;N&lt;/sub&gt;)
19.2 W
Connection in parallel
yes, 2
yes, for increased efficiency and redundancy
Connection in series
no
Feedback voltage resistance
35 V DC
Protection against overvoltage at the output (OVP)
35 V DC
Residual ripple
typ. 100 mV<sub>PP</sub>
Control deviation
< 0.1 % (change in input voltage ±10 %)
< 0.5 % (Static load change 10 % ... 90 %)
< 3 % (Dynamic load change 10 % ... 90 %, (10 Hz))
Rise time
typ. 100 ms
typ. 100 ms (U<sub>Out</sub> = 10 % ... 90 %)
Minimum no-load power dissipation
< 0.25 W (120 V AC)
Maximum no-load power dissipation
< 0.31 W (230 V AC)
Minimum nominal load power dissipation
3.1 W (120 V AC)
Power loss nominal load max.
3.3 W (230 V AC)
Integrated fuse protection
no
Position
1.x
2.x
Position marking
1.1 (), 1.2 (N), 1.3 (L)
2.1 (BUS +), 2.2 (BUS -), 2.3 (AUX +), 2.4 (AUX -)
Connection method
Lever Push-in connection
Push-in connection
rigid
0.2 mm² ... 4 mm²
0.34 mm² ... 0.5 mm²
0.5 mm² (recommended)
1.5 mm² (recommended)
flexible
0.2 mm² ... 4 mm²
1.5 mm² (recommended)
flexible with ferrule without plastic sleeve
0.2 mm² ... 2.5 mm²
1.5 mm² (recommended)
flexible with ferrule with plastic sleeve
0.2 mm² ... 2.5 mm²
1.5 mm² (recommended)
rigid (AWG)
16 (recommended)
20 (recommended)
22 ... 20 (Cu)
24 ... 12 (Cu)
Stripping length
10 mm (Ferrule)
10 mm (solid)
5 mm ... 6 mm (solid)
Types of signaling
Display bar graph
Display DC OK BUS
Display temperature LED
LED DC OK AUX
Function
Visual operating state display
Length
0
m
Width
0
m
Height
0
m
Weight Net
0
kg
Weight
0
kg
Package
0
kg
Volume
0
No files found
ECLASS-13.0
27040701
ECLASS-15.0
27040701
ETIM 10.0
EC002540
UNSPSC 21.0
39121000
GTIN
4063151891213
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