cBallast
Industrial Parts Catalog
Datasheet generated 2026-10-07
sales@cballast.com
cballast.com

Siemens SITOP DC power supply 6EP1433-2BA20

Siemens · Control & Automation · Power Supplies · Germany · siemens.com
Part Number
6EP1433-2BA20  ·  HS 8530.90
Siemens SITOP DC power supply 6EP1433-2BA20

Siemens 6EP1433-2BA20 — SITOP DC power supply. DIN-rail primary-switched regulated 24 VDC power supply for automation panels. LOGO!POWER EX 1AC 4A input: 100 - 240V AC output: 24V DC/4A.

Technical Specifications

Manufacturer part number (MPN)6EP1433-2BA20 EAN / GTIN: 4025515154037 Sales unit: pcs Type of the power supply network: 3-phase AC Supply voltage at AC — minimum rated value: 400 V Supply voltage at AC — maximum rated value: 500 V Supply voltage at AC — initial value: 340 V Supply voltage at AC — full-scale value: 550 V Buffering time for rated value of the output current in the event of power failure minimum: 18 ms Operating condition of the mains buffering: at Vin = 400 V Line frequency: 50/60 Hz Input current — at rated input voltage 400 V: 0.45 A Input current — at rated input voltage 500 V: 0.4 A Current limitation of inrush current at 25 °C maximum: 20 A I2t value maximum: 0.5 A²·s Fuse protection type in the feeder: Required: 3-pole connected miniature circuit breaker 3 ... 16 A characteristic C or circuit breaker 3RV2011-1DA10 (setting 3 A) or 3RV2711-1DD10 (UL 489-listed, DIVQ) Output voltage at DC rated value: 24 V Output voltage — at output 1 at DC rated value: 24 V Adjustable output voltage: 24 ... 28 V; max. 120 W Relative overall tolerance of the voltage: 3 % Relative control precision of the output voltage — on slow fluctuation of input voltage: 0.1 % Relative control precision of the output voltage — on slow fluctuation of ohm loading: 0.1 % Residual ripple — maximum: 200 mV Voltage peak — maximum: 240 mV Display version for normal operation: Green LED for 24 V OK Type of signal at output: Relay contact (NO contact, rating 60 V DC/ 0.3 A) for "24 V OK" Behavior of the output voltage when switching on: Overshoot of Vout < 5 % Response delay maximum: 1.5 s Voltage increase time of the output voltage — typical: 60 ms Voltage increase time of the output voltage — maximum: 500 ms Output current — rated value: 5 A Output current — rated range: 0 ... 5 A; 6 A up to +45°C; +60 ... +70 °C: Derating 5%/K Supplied active power typical: 120 W Number of parallel-switched equipment resources for increasing the power: 2 Efficiency in percent: 89.5 % Power loss [W] — at rated output voltage for rated value of the output current typical: 14 W Relative control precision of the output voltage with rapid fluctuation of the input voltage by +/- 15% typical: 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: 3 ms Setting time — load step 100 to 50% typical: 3 ms Relative control precision of the output voltage at load step of resistive load 10/90/10 % typical: 3 % Setting time — load step 10 to 90% typical: 4 ms Setting time — load step 90 to 10% typical: 4 ms Setting time — maximum: 10 ms Design of the overvoltage protection: protection against overvoltage in case of internal fault Vout < 35 V Protection and monitoring — typical: 6.6 A Overcurrent overload capability — in normal operation: overload capability 150 % Iout rated up to 5 s/min Enduring short circuit current RMS value — maximum: 8 A Galvanic isolation: Output voltage: SELV, ES1 (IEC 62368-1), DVC As (IEC 61204-7) Protection class IP: IP20 Standard — for emitted interference: EN 55022 Class B Standard — for mains harmonics limitation: EN 61000-3-2 Standard — for interference immunity: EN 61000-6-2 Ambient temperature — during operation: -25 ... +70 °C; with natural convection Ambient temperature — during transport: -40 ... +85 °C Ambient temperature — during storage: -40 ... +85 °C Connection method — at input: L1, L2
L3 PE1 screw terminal each for 0.05 ... 2.5 mm² single-core/finely stranded Connection method — at output: +, -: 2 screw terminals each for 0.2 ... 2.5 mm² Connection method — for auxiliary contacts: 13 14 (alarm signal): 1 screw terminal each for 0.2 ... 2.5 mm² Width × height × depth of the enclosure: 50 × 125 × 120 mm Installation width × mounting height: 50 mm × 225 mm Mechanical data — net weight: 0.5 kg Mechanical accessories: Device identification label 20 mm × 7 mm, pale turquoise 3RT1900-1SB20 Voltage type (supply voltage): AC 1st secondary output voltage: 24 V Max. output current 1: 5 A Secondary voltage adjustable: Yes Nominal value output voltage 1: 24 V Nominal value output current 1: 5 A Short-circuit-proof: Yes Rated supply voltage AC 50 Hz: 400 V Rated supply voltage AC 60 Hz: 500 V Output voltage stabilized: Yes Power output: 120 W Stabilized: Yes Type of electric connection: Screw connection Suitable for rail mounting: Yes Wall mounting possible: No Suitable for distribution board: Yes Built-in width: 50 mm Built-in height: 225 mm Direct mounting possible: No Width: 50 mm Height: 125 mm Depth: 120 mm Degree of protection (IP): IP20 Suitable for wall mounting: No Country of origin: Austria

Properties

MOQ1

Cross-References

Attached Documents