input
type of the power supply network	1-phase AC
supply voltage at AC	Automatic range selection
supply voltage	120 V/230 V
input voltage 1 at AC	85 … 132 V
input voltage 2 at AC	176 … 264 V
wide range input	No
overvoltage overload capability	2.3 × Vin rated, 1.3 ms
buffering time for rated value of the output current in the event of power failure minimum	20 ms
operating condition of the mains buffering	at Vin = 93/187 V
line frequency	50/60 Hz
line frequency	47 … 63 Hz
input current
● at rated input voltage 120 V	1.2 A
● at rated input voltage 230 V	0.67 A
current limitation of inrush current at 25 °C maximum	13 A
duration of inrush current limiting at 25 °C
● maximum	3 ms
I2t value maximum	0.5 A²·s
fuse protection type	T 3,15 A/250 V (not accessible)
fuse protection type in the feeder	Recommended miniature circuit breaker: 16 A characteristic B or 10 A characteristic C
output
voltage curve at output	Controlled, isolated DC voltage
output voltage at DC rated value	24 V
output voltage
● at output 1 at DC rated value	24 V
output voltage adjustable	No; –
relative overall tolerance of the voltage	3 %
relative control precision of the output voltage
● on slow fluctuation of input voltage	0.1 %
● on slow fluctuation of ohm loading	0.2 %
residual ripple
● maximum	150 mV
voltage peak
● maximum	240 mV
display version for normal operation	Green LED for 24 V OK
behavior of the output voltage when switching on	No overshoot of Vout (soft start)
response delay maximum	6 s; 2 s at 230 V, 6 s at 120 V
voltage increase time of the output voltage
● typical	10 ms
output current
● rated value	2.5 A
● rated range	0 … 2.5 A
supplied active power typical	60 W
short-term overload current
● on short-circuiting during the start-up typical	6 A
● at short-circuit during operation typical	6 A
duration of overloading capability for excess current
● on short-circuiting during the start-up	100 ms
● at short-circuit during operation	100 ms
bridging of equipment	Yes
number of parallel-switched equipment resources for increasing the power	2
efficiency
efficiency in percent	83 %
power loss [W]
● at rated output voltage for rated value of the output current typical	12 W
closed-loop control
relative control precision of the output voltage with rapid fluctuation of the input voltage by +/- 15% typical	0.3 %
relative control precision of the output voltage load step of resistive load 50/100/50 % typical	3 %
setting time
● load step 50 to 100% typical	5 ms
● load step 100 to 50% typical	5 ms
setting time
● maximum	5 ms
protection and monitoring
design of the overvoltage protection	< 33 V
property of the output short-circuit proof	Yes
design of short-circuit protection	Constant current characteristic
● typical	2.65 A
enduring short circuit current RMS value
● typical	2.7 A
safety
galvanic isolation between input and output	Yes
galvanic isolation	Safety extra-low output voltage Uout acc. to EN 60950-1 and EN 50178
operating resource protection class	Class I
leakage current
● maximum	3.5 mA
protection class IP	IP20
EMC
standard
● for emitted interference	EN 55022 Class B
● for mains harmonics limitation	not applicable
● for interference immunity	EN 61000-6-2
standards, specifications, approvals
certificate of suitability
● CE marking	Yes
● UKCA marking	Yes
MTBF at 40 °C	1 492 537 h
ambient conditions
ambient temperature
● in horizontal mounting position during operation	0 … 60 °C; with natural convection
● during transport	-40 … +85
● during storage	-40 … +85
installation altitude at height above sea level maximum	6 000 m
ambient condition relating to ambient temperature – air pressure – installation altitude	In case of operation at altitudes of 2000 – 6000 m above sea level: Output power derating of -7.5 %/1000 m or reduction of the ambient temperature by 5 K/1000 m
relative humidity with condensation according to IEC 60068-2- 38 maximum	100 %; RH incl. condensation/frost (no commissioning if condensation is present), horizontal installation
chemical resistance to commercially available cooling lubricants	Yes; incl. diesel and oil droplets in the air
resistance to biologically active substances conformity according to EN 60721-3-3	Yes; Class 3B2 mold, fungal, sponge spores (except fauna); class 3B3 upon request
resistance to chemically active substances conformity according to EN 60721-3-3	Yes; Class 3C4 (RH < 75%) incl. salt spray acc. to EN 60068-2-52 (severity level 3)
resistance to mechanically active substances conformity according to EN 60721-3-3	Yes; Class 3S4 incl. sand, dust
resistance to biologically active substances conformity according to EN 60721-3-6	Yes; Class 6B2 mold, fungal, sponge spores (except fauna)
resistance to chemically active substances conformity according to EN 60721-3-6	Yes; Class 6C3 (RH < 75%) incl. salt spray acc. to EN 60068-2-52 (severity level 3)
resistance to mechanically active substances conformity according to EN 60721-3-6	Yes; Class 6S3 incl. sand, dust
coating for equipped printed circuit board according to EN 61086	Yes; Class 2 for high availability
type of coating protection against pollution according to EN 60664-3	Yes; Type 1 protection
type of test of the coating according to MIL-I-46058C	Yes; Discoloration of the coating during service life possible
product conformity of the coating Qualification and Performance of Electrical Insulating Compound for Printed Board Assemblies according to IPC-CC-830A	Yes; Conformal Coating, Class A
connection method
type of electrical connection	screw terminal
● at input	L, N, PE: 1 screw terminal each for 0.5 … 2.5 mm²
● at output	L+, M: 2 screw terminals each for 0.5 … 2.5 mm²
● for auxiliary contacts	–
mechanical data
width × height × depth of the enclosure	70 × 100 × 75 mm
installation width × mounting height	70 mm × 140 mm
required spacing
● top	20 mm
● bottom	20 mm
● left	0 mm
● right	0 mm
fastening method	Snaps onto DIN rail EN 60715 35×7.5/15, wall mounting
● DIN-rail mounting	Yes
● S7 rail mounting	No
● wall mounting	Yes
housing can be lined up	Yes
net weight	0.3 kg