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Datasheet generated 2026-10-07
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Siemens SITOP DC power supply 6EP3321-6SB10-0AY0

Siemens · Control & Automation · Power Supplies · Germany · siemens.com
Part Number
6EP3321-6SB10-0AY0  ·  HS 8504.40
Siemens SITOP DC power supply 6EP3321-6SB10-0AY0

Siemens 6EP3321-6SB10-0AY0 — SITOP DC power supply. DIN-rail primary-switched regulated 24 VDC power supply for automation panels. LOGO!POWER input: 100-240 V AC output: 15 V / 1.9 A DC.

Technical Specifications

Manufacturer part number (MPN)6EP3321-6SB10-0AY0 EAN / GTIN: 4025515154822 Sales unit: pcs Type of the power supply network: 1-phase AC or DC Supply voltage at AC — minimum rated value: 100 V Supply voltage at AC — maximum rated value: 240 V Supply voltage at AC — initial value: 85 V Supply voltage at AC — full-scale value: 264 V Input voltage at DC: 110 ... 300 V Overvoltage overload capability: 300 V AC for 1 s Buffering time for rated value of the output current in the event of power failure minimum: 40 ms Operating condition of the mains buffering: at Vin = 187 V Line frequency: 50/60 Hz Input current — at rated input voltage 120 V: 0.63 A Input current — at rated input voltage 230 V: 0.33 A Current limitation of inrush current at 25 °C maximum: 25 A I2t value maximum: 0.8 A²·s Fuse protection type in the feeder: Recommended miniature circuit breaker: from 6 A characteristic B or from 2 A characteristic C Output voltage at DC rated value: 15 V Output voltage — at output 1 at DC rated value: 15 V Adjustable output voltage: 10.5 ... 16.1 V 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 Residual ripple — typical: 30 mV Voltage peak — maximum: 300 mV Voltage peak — typical: 50 mV Response delay maximum: 0.5 s Voltage increase time of the output voltage — typical: 100 ms Output current — rated value: 1.9 A Output current — rated range: 0 ... 1.9 A; +55 ... +70 °C: Derating 2%/K Supplied active power typical: 28.5 W Number of parallel-switched equipment resources for increasing the power: 2 Efficiency in percent: 83.4 % Power loss [W] — at rated output voltage for rated value of the output current typical: 5.7 W Power loss [W] — during no-load operation maximum: 0.3 W Relative control precision of the output voltage with rapid fluctuation of the input voltage by +/- 15% typical: 0.2 % Relative control precision of the output voltage at load step of resistive load 10/90/10 % typical: 2 % Setting time — load step 10 to 90% typical: 1 ms Setting time — load step 90 to 10% typical: 1 ms Design of the overvoltage protection: < 60 V Protection and monitoring — typical: 2.5 A Overcurrent overload capability — when switching on: 150% Iout rated typ. 200 ms Overcurrent overload capability — in normal operation: overload capability 150% Iout rated typ. 200 ms Enduring short circuit current RMS value — maximum: 2.5 A Measuring point for output current: Yes; 50 mV =^ 1.9 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 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: L N: 1 screw terminal each for 0.5 ... 2.5 mm2 single-core/finely stranded Connection method — at output: +, -: 1 screw terminal each for 0.5 ... 2.5 mm² Width × height × depth of the enclosure: 36 × 90 × 53 mm Installation width × mounting height: 36 mm × 130 mm Required spacing — top: 20 mm Required spacing — bottom: 20 mm Required spacing — net weight: 0.12 kg Voltage type (supply voltage): AC/DC Max. output current 1: 1.9 A Nominal value output voltage 1: 15 V Nominal value output current 1: 1.9 A Output voltage stabilized: Yes Power output: 28.5 W Stabilized: Yes Type of electric connection: Screw connection Suitable for rail mounting: Yes Wall mounting possible: Yes Width in number of modular spacings: 1 Built-in width: 36 mm Built-in height: 130 mm Width: 36 mm Height: 90 mm Depth: 53 mm Degree of protection (IP): IP20 Suitable for wall mounting: Yes Country of origin: Germany

Properties

MOQ1

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