
Siemens SITOP DC power supply 6EP3321-6SB00-0AY0
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Product Description
Siemens 6EP3321-6SB00-0AY0 — SITOP DC power supply. DIN-rail primary-switched regulated 24 VDC power supply for automation panels. LOGO!POWER input: 100-240 V AC output: 12 V / 1.9 A DC.
Technical Specifications
- Manufacturer part number (MPN)
- 6EP3321-6SB00-0AY0 EAN / GTIN: 4025515154808 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: 0.53 A Input current — at rated input voltage 230 V: 0.3 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: 12 V Output voltage — at output 1 at DC rated value: 12 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: 22.8 W Number of parallel-switched equipment resources for increasing the power: 2 Efficiency in percent: 81 % Power loss [W] — at rated output voltage for rated value of the output current typical: 5.3 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 General information — 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 General information — at input: L N: 1 screw terminal each for 0.5 ... 2.5 mm2 single-core/finely stranded General information — 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 General information — net weight: 0.12 kg Voltage type (supply voltage): AC/DC Max. output current 1: 1.9 A Nominal value output voltage 1: 12 V Nominal value output current 1: 1.9 A Output voltage stabilized: Yes Power output: 22.8 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
Standards & Compliance
- HS Code
- 8504.40
Cross References
- EAN 4025515154808
- SAP 1200039549
- Code 81867101
Product Documentation
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Technical guides
Catalogue entry last verified: 2026-09-29. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 6EP3321-6SB00-0AY0?
- 6EP3321-6SB00-0AY0 can be ordered from cballast.com as a Siemens catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this Siemens product?
- The manufacturer part number is 6EP3321-6SB00-0AY0.
- What is the HS code for 6EP3321-6SB00-0AY0?
- The customs tariff (HS) code for 6EP3321-6SB00-0AY0 is 8504.40.
- Who manufactures 6EP3321-6SB00-0AY0?
- 6EP3321-6SB00-0AY0 is a Siemens product in the Control & Automation range.
- Is a datasheet available for 6EP3321-6SB00-0AY0?
- Yes — the 6EP3321-6SB00-0AY0 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 6EP3321-6SB00-0AY0?
- The minimum order quantity is 1.
- Is 6EP3321-6SB00-0AY0 available?
- Yes — 6EP3321-6SB00-0AY0 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).
