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3-phase, 12 V DC

Article number		6EP3424-8UB00-0AY0
Product		SITOP PSU3800
Power supply, type		12 V/20 A
Input
Input		3-phase AC
Rated voltage value Vin rated		400 ... 500 V
Voltage range AC		320 ... 575 V
Wide-range input		Yes
Mains buffering at Iout rated, min.		15 ms; at Vin = 400 V
Rated line frequency 1		50 Hz
Rated line frequency 2		60 Hz
Rated line range		47 ... 63 Hz
Input current
? at rated input voltage 400 V		0.7 A
? at rated input voltage 500 V		0.6 A
Switch-on current limiting (+25 °C), max.		16 A
I?t, max.		0.8 A?·s
Built-in incoming fuse		none
Protection in the mains power input (IEC 898)		Required: 3-pole connected miniature circuit breaker 6 ... 16 A characteristic C or circuit breaker 3RV2011-1DA10 (setting 3 A) or 3RV2711-1DD10 (UL 489)
Output
Output		Controlled, isolated DC voltage
Rated voltage Vout DC		12 V
Total tolerance, static ±		3 %
Static mains compensation, approx.		0.1 %
Static load balancing, approx.		0.2 %
Residual ripple peak-peak, max.		100 mV
Spikes peak-peak, max. (bandwidth: 20 MHz)		200 mV
Adjustment range		12 ... 14 V
Product function Output voltage adjustable		Yes
Output voltage setting		via potentiometer; max. 240 W
Status display		Green LED for 12 V OK
Signaling		Relay contact (NO contact, rating 60 V DC/ 0.3 A) for 12 V OK
On/off behavior		No overshoot of Vout (soft start)
Startup delay, max.		2.5 s
Voltage increase time of the output voltage maximum		500 ms
Rated current value Iout rated		20 A
Current range		0 ... 20 A
? Note		+60 ... +70 °C: Derating 2%/K
Supplied active power typical		240 W
Constant overload current
? on short-circuiting during the start-up typical		22 A
Parallel switching for enhanced performance		Yes; switchable characteristic
Numbers of parallel switchable units for enhanced performance		2
Efficiency
Efficiency at Vout rated, Iout rated, approx.		91 %
Power loss at Vout rated, Iout rated, approx.		24 W
Closed-loop control
Dynamic mains compensation (Vin rated ±15 %), max.		0.1 %
Dynamic load smoothing (Iout: 50/100/50 %), Uout ± typ.		1 %
Load step setting time 50 to 100%, typ.		0.2 ms
Load step setting time 100 to 50%, typ.		0.2 ms
Dynamic load smoothing (Iout: 10/90/10 %), Uout ± typ.		2 %
Load step setting time 10 to 90%, typ.		0.2 ms
Load step setting time 90 to 10%, typ.		0.2 ms
Setting time maximum		10 ms
Protection and monitoring
Output overvoltage protection		< 18 V
Current limitation, typ.		22 A
Property of the output Short-circuit proof		Yes
Short-circuit protection		Alternatively, constant current characteristic approx. 22 A or latching shutdown
Enduring short circuit current RMS value
? typical		22 A
Overload/short-circuit indicator		LED yellow for "overload", LED red for "latching shutdown"
Safety
Primary/secondary isolation		Yes
Galvanic isolation		Safety extra low output voltage Vout according to EN 60950-1
Protection class		Class I
Leakage current
? maximum		3.5 mA
? typical		0.9 mA
CE mark		Yes
UL/cUL (CSA) approval		cULus-Listed (UL 508, CSA C22.2 No. 107.1), File E197259
Explosion protection		ATEX (EX) II 3G Ex nA nC IIC T4; cCSAus (CSA C22.2 No. 213, ANSI/ISA-12.12.01) Class I, Div. 2, Group ABCD, T4
FM approval		-
CB approval		Yes
Marine approval		GL, ABS
Degree of protection (EN 60529)		IP20
EMC
Emitted interference		EN 55022 Class B
Supply harmonics limitation		EN 61000-3-2
Noise immunity		EN 61000-6-2
Operating data
Ambient temperature
? during operation		-25 ... +70 °C
— Note		with natural convection
? during transport		-40 ... +85 °C
? during storage		-40 ... +85 °C
Humidity class according to EN 60721		Climate class 3K3, no condensation
Mechanics
Connection technology		screw-type terminals
Connections
? Supply input		L1, L2, L3, PE: 1 screw terminal each for 0.2 ... 4 mm? single-core/finely stranded
? Output		+, -: 2 screw terminals each for 0.2 ... 4 mm?
? Auxiliary		13, 14 (alarm signal): 1 screw terminal each for 0.14 ... 1.5 mm?; 15, 16 (Remote): 1 screw terminal each for 0.14 ... 1.5 mm?
Width of the enclosure		70 mm
Height of the enclosure		125 mm
Depth of the enclosure		125 mm
Required spacing
? top		50 mm
? bottom		50 mm
? left		0 mm
? right		0 mm
Weight, approx.		1.2 kg
Product feature of the enclosure housing for side-by-side mounting		Yes
Installation		Snaps onto DIN rail EN 60715 35x7.5/15
Electrical accessories		Buffer module
Mechanical accessories		Device identification label 20 mm ? 7 mm, pale turquoise 3RT1900-1SB20
Other information		Specifications at rated input voltage and ambient temperature +25 °C (unless otherwise specified)

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