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		170 ... 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		2.3 A
● at rated input voltage 230 V		1.2 A
current limitation of inrush current at 25 °C maximum		20 A
duration of inrush current limiting at 25 °C
● maximum		3 ms
I2t value maximum		1.2 A²·s
fuse protection type		T 3,15 A/250 V (not accessible)
fuse protection type in the feeder		Recommended miniature circuit breaker: from 6 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		0.5 %
residual ripple
● maximum		50 mV
● typical		10 mV
voltage peak
● maximum		150 mV
● typical		20 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		2 s
voltage increase time of the output voltage
● typical		10 ms
output current
● rated value		5 A
● rated range		0 ... 5 A
supplied active power typical		120 W
short-term overload current
● on short-circuiting during the start-up typical		20 A
● at short-circuit during operation typical		20 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
efficiency
efficiency in percent		87 %
power loss [W]
● at rated output voltage for rated value of the output current typical		18 W
closed-loop control
relative control precision of the output voltage with rapid fluctuation of the input voltage by +/- 15% typical		0.1 %
relative control precision of the output voltage load step of resistive load 50/100/50 % typical		1 %
setting time
● load step 50 to 100% typical		0.3 ms
● load step 100 to 50% typical		0.3 ms
protection and monitoring
design of the overvoltage protection		Additional control loop, shutdown at < 28.8 V, automatic restart
property of the output short-circuit proof		Yes
design of short-circuit protection		Electronic shutdown, automatic restart
response value current limitation		5.5 ... 6.5 A
enduring short circuit current RMS value
● maximum		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
● typical		0.5 mA
protection class IP		IP20
EMC
standard
● for emitted interference		EN 55022 Class B
● for mains harmonics limitation		EN 61000-3-2
● for interference immunity		EN 61000-6-2
standards, specifications, approvals
certificate of suitability
● CE marking		Yes
● UL approval		Yes; cULus-Listed (UL 508, CSA C22.2 No. 142), File E143289
● UKCA marking		Yes
● EAC approval		Yes
● NEC Class 2		No
type of certification
● BIS		Yes; R-41183539
● CB-certificate		Yes
MTBF at 40 °C		2 480 589 h
standards, specifications, approvals hazardous environments
certificate of suitability
● IECEx		Yes; IECEx Ex nA nC IIC T3 Gc
● ATEX		Yes; ATEX (EX) II 3G Ex nA nC IIC T3 Gc
● ULhazloc approval		Yes
● UKEX		Yes
● CCC for hazardous zone according to GB standard		Yes
● FM registration		Yes; Class I, Div. 2, Group ABCD, T4
standards, specifications, approvals marine classification
shipbuilding approval		Yes
Marine classification association
● American Bureau of Shipping Europe Ltd. (ABS)		No
● French marine classification society (BV)		No
● Det Norske Veritas (DNV)		Yes
● Lloyds Register of Shipping (LRS)		Yes
standards, specifications, approvals Environmental Product Declaration
Environmental Product Declaration		Yes
global warming potential [CO2 eq]
● total		504.2 kg
● during manufacturing		11.3 kg
● during operation		492.3 kg
● after end of life		0.41 kg
ambient conditions
ambient temperature
● during operation		0 ... 60 °C; with natural convection
● during transport		-40 ... +85 °C
● during storage		-40 ... +85 °C
environmental category according to IEC 60721		Climate class 3K3, 5 ... 95% no condensation
connection method
type of electrical connection		screw terminal
● at input		L, N, PE: 1 screw terminal each for 0.5 ... 2.5 mm² single-core/finely stranded
● at output		L+, M: 3 screw terminals each for 0.5 ... 2.5 mm²
● for auxiliary contacts		-
mechanical data
width × height × depth of the enclosure		60 × 125 × 120 mm
installation width × mounting height		60 mm × 205 mm
required spacing
● top		40 mm
● bottom		40 mm
● left		0 mm
● right		0 mm
fastening method		Can be mounted onto S7 rail
● DIN-rail mounting		No
● S7 rail mounting		Yes
● wall mounting		No
housing can be lined up		Yes
net weight		0.6 kg
accessories
mechanical accessories		Mounting adapter for standard mounting rail (6EP1971-1BA00)