STEP-PS/ 1AC/12DC/1 - Power supply unit - 2868538

Input data

AC operation
Nominal input voltage range	100 V AC ... 240 V AC
Input voltage range	85 V AC ... 264 V AC
Input voltage range		95 V DC ... 250 V DC
Input voltage range AC	85 V AC ... 264 V AC
Input voltage range DC	95 V DC ... 250 V DC
Voltage type of supply voltage	AC/DC
Inrush current	< 15 A
Inrush current integral (I²t)	< 0.1 A²s
AC frequency range	45 Hz ... 65 Hz
Frequency range DC	0 Hz
Mains buffering time	typ. 15 ms (120 V AC)
Mains buffering time		typ. 90 ms (230 V AC)
Current consumption	0.26 A (120 V AC)
Current consumption		0.13 A (230 V AC)
Nominal power consumption	38.7 VA
Power factor (cos phi)	0.38
Typical response time	< 0.5 s
Input fuse	1.25 A (slow-blow, internal)
Recommended breaker for input protection	6 A ... 16 A (Characteristics B, C, D, K)

Output data

Efficiency	> 83 % (for 230 V AC and nominal values)
Output characteristic	U/I
Nominal output voltage	12 V DC
Output current I_max	1.8 A
Nominal output current (I_N)	1 A (-25 °C ... 55 °C)
Nominal output current (I_N)		1.1 A (-25 °C ... 40 °C permanent)
Derating	55 °C ... 70 °C (2.5 %/K)
Feedback voltage resistance	max. 25 V DC
Protection against overvoltage at the output (OVP)	< 25 V DC
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	< 20 mV_PP (20 MHz)
Output power	12 W
Peak switching voltages nominal load	< 10 mV_PP (20 MHz)
Maximum no-load power dissipation	< 0.4 W
Power loss nominal load max.	< 2.8 W
Connection in parallel	yes, for redundancy and increased capacity
Connection in series	yes

Connection data

Input
Connection method	Screw connection
Conductor cross section, rigid min.	0.2 mm²
Conductor cross section, rigid 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 length	6.5 mm
Screw thread	M3
Tightening torque, min	0.5 Nm
Tightening torque max	0.6 Nm
Output
Connection method	Screw connection
Conductor cross section, rigid min.	0.2 mm²
Conductor cross section, rigid 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 length	6.5 mm
Screw thread	M3
Tightening torque, min	0.5 Nm
Tightening torque max	0.6 Nm

Signaling

Types of signaling	LED
Operating voltage display	Green LED
Signal output: LED status indicator
Status display	"DC OK" LED green
Note on status display	U_OUT > 10.8 V: LED on

Electrical properties

Number of phases	1.00
Insulation voltage input/output	4 kV AC (type test)
	3.75 kV AC (routine test)
Insulation voltage output / PE	500 V DC (routine test)
Insulation voltage input/output	3.75 kV AC (routine test)
	4 kV AC (type test)
Insulation voltage input / PE	3.5 kV AC (type test)
	2 kV AC (routine test)

Product properties

Product type	Power supply
Product family	STEP POWER
MTBF (IEC 61709, SN 29500)	> 1478000 h (40 °C)
Insulation characteristics
Protection class	II (in closed control cabinet)
Overvoltage category	III
Degree of pollution	2

Dimensions

Width	18 mm
Height	90 mm
Depth Device depth (DIN rail mounting)	55 mm (Device depth (DIN rail mounting))
Horizontal pitch	1 Div.
Installation dimensions
Installation distance right/left	0 mm / 0 mm
Installation distance top/bottom	30 mm / 30 mm

Mounting

Mounting type	DIN rail mounting
Assembly note	alignable: 0 mm horizontally, 30 mm vertically
Mounting position	horizontal DIN rail NS 35, EN 60715
With protective coating	no

Material specifications

Housing material	Plastic
Housing material	PC
Foot latch material	POM (Polyoxymethylene)

Environmental and real-life conditions

Ambient conditions
Degree of protection	IP20
Ambient temperature (operation)	-25 °C ... 70 °C (> 55° C derating : 2.5%/K)
Ambient temperature (storage/transport)	-40 °C ... 85 °C
Climatic class	3K3 (in acc. with EN 60721)
Max. permissible relative humidity (operation)	95 % (at 25 °C, non-condensing)
Shock	18 ms, 30g, in each space direction (according to IEC 60068-2-27)
Vibration (operation)	< 15 Hz, amplitude ±2.5 mm (according to IEC 60068-2-6)
	15 Hz ... 150 Hz, 2.3g, 90 min.

Standards and regulations

Rail applications	EN 50121-4
Standard – Electronic equipment for use in electrical power installations and their assembly into electrical power installations	EN 50178/VDE 0160 (PELV)
Standard – Limitation of mains harmonic currents	EN 61000-3-2
Standard - Electrical safety	IEC 62368-1 (SELV)
Standard – Protection against shock currents, basic requirements for protective separation in electrical equipment	EN 50178
Standard – Safety extra-low voltage	IEC 62368-1 (SELV) und EN 60204-1 (PELV)
Standard - Safe isolation	DIN VDE 0100-410
Standard - Safety of transformers	EN 61558-2-16

Approvals

UL approvals	UL/C-UL listed UL 508
	UL/C-UL Recognized UL 60950-1
	UL ANSI/ISA-12.12.01 Class I, Division 2, Groups A, B, C, D T4 (Hazardous Location)
	NEC Class 2 as per UL 1310
Conformity/Approvals
SIL in accordance with IEC 61508	0

EMC data

Electromagnetic compatibility	Conformance with EMC Directive 2014/30/EU
Low Voltage Directive	Conformance with Low Voltage Directive 2014/35/EC
EMC requirements for noise emission	EN 61000-6-3
EMC requirements for noise emission		EN 61000-6-4
EMC requirements for noise immunity	EN 61000-6-1
EMC requirements for noise immunity		EN 61000-6-2
Electrostatic discharge
Standards/regulations	EN 61000-4-2
Electrostatic discharge
Contact discharge	6 kV (Test Level 3)
Discharge in air	8 kV (Test Level 3)
Comments	Criterion A
Electromagnetic HF field
Standards/regulations	EN 61000-4-3
Electromagnetic HF field
Frequency range	80 MHz ... 1 GHz
Test field strength	10 V/m
Frequency range	1 GHz ... 2 GHz
Test field strength	10 V/m
Frequency range	2 GHz ... 3 GHz
Test field strength	10 V/m
Comments	Criterion A
Fast transients (burst)
Standards/regulations	EN 61000-4-4
Fast transients (burst)
Input	4 kV (Test Level 4 - asymmetrical)
Output	2 kV (Test Level 3 - asymmetrical)
Comments	Criterion A
Surge voltage load (surge)
Standards/regulations	EN 61000-4-5
Surge voltage load (surge)
Input	1 kV (Test Level 2 - symmetrical)
Input		2 kV (Test Level 3 - asymmetrical)
Output	0.5 kV (Test Level 1 - symmetrical)
Output		0.5 kV (Test Level 1 - asymmetrical)
Comments	Criterion B
Conducted interference
Standards/regulations	EN 61000-4-6
Conducted interference
Frequency range	10 kHz ... 15 kHz
Frequency range		10 kHz ... 15 kHz
Comments	Criterion A
Comments		Criterion A
Voltage	3 V (Test Level 2)
Voltage		3 V (Test Level 2)
Conducted interference
Frequency range	10 kHz ... 15 kHz
Frequency range		10 kHz ... 15 kHz
Comments	Criterion A
Comments		Criterion A
Voltage	3 V (Test Level 2)
Voltage		3 V (Test Level 2)
Voltage dips
Standards/regulations	EN 61000-4-11
Emitted interference
Standards/regulations	EN 61000-6-3
Radio interference voltage in acc. with EN 55011	EN 55011 (EN 55022) class B used in industry and residential area / EMC 1
Emitted radio interference in acc. with EN 55011	EN 55011 (EN 55022) class B used in industry and residential area / EMC 1

Item number	2868538
Packing unit	1 pc
Minimum order quantity	1 pc
Product key	CMPS12
Catalog page	Page 284 (C-4-2019)
GTIN	4046356519960
Weight per piece (including packing)	89 g
Weight per piece (excluding packing)	88 g
Customs tariff number	85044095
Country of origin	VN

ECLASS-11.0	27040701
ECLASS-13.0	27040701
ECLASS-12.0	27040701

EU RoHS
Fulfills EU RoHS substance requirements	Yes
Exemption	7(a), 7(c)-I
China RoHS
Environment friendly use period (EFUP)	EFUP-25 An article-related China RoHS declaration table can be found in the download area for the respective article under "Manufacturer declaration". For all articles with EFUP-E, no China RoHS declaration table issued and required.
EU REACH SVHC
REACH candidate substance (CAS No.)	Lead (CAS: 7439-92-1)
SCIP	eaf8114f-5da0-4c1d-931e-f112c77d8192
EF3.0 Climate Change
CO2e kg	3.194 kg CO2e

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STEP-PS/ 1AC/12DC/1 - Power supply unit

2868538

Product details

ECLASS

ETIM

UNSPSC

cUL Recognized

UL Recognized

IECEE CB Scheme

EAC

EAC

UL Listed

cUL Listed

EAC

IECEE CB Scheme

cUL Listed

UL Listed

cULus Recognized

cULus Listed