Siemens 6EP1333-2BA20 Single-Phase DIN Rail Power Supply

Nombre completo del producto: SITOP PSU100S 24V DC /5A Regulated Fuente de alimentación

Order Code Definition:

6EP = SITOP power supply family; 1333=24V 5A; 2BA20=PSU100S version, No Ex explosion-proof certification

✅ Core Electrical Specifications

Aporte

Fuente de alimentación: Single-phase AC 120/230V, 50/60Hz

Rango de voltaje: AC 85–132V (120V range) / 170–264V (230V range), Not full wide automatic range

Rated input current: 1.3A at 230V; 2.1A at 120V

Built-in input fuse; Recommended circuit breaker: B10A / C6A

Hold-up time: ≥20ms at rated load

Producción

Clasificado: CC 24 V, 5A, 120W.

Output adjustable range: 22.8 ~ 28V (via potentiometer on housing)

Static accuracy: ±3%; Maximum ripple 150mV peak-to-peak

Capacidad de sobrecarga: 150% corriente nominal para 5 seconds per minute; Continuous operation at 120% carga

Indicación de estado: LED verde (24V OK) + Normally-open relay alarm contact (closed when power healthy)

📐 Mechanical & Ambiental

Montaje: Montaje en carril DIN de 35 mm, natural air cooling

Peso: 0.4kilos

Temperatura de funcionamiento: -10 ~ +70 ℃; Derating starts above 60℃ (3%/k); Upper limit drops to 50℃ if output >24V

Temperatura de almacenamiento: -25 ~ +85℃; Humidity class EN60721 3K3

Country of origin: Austria; HS code: 85044083

🧩 Features

1. Isolated industrial switching power supply, standard 24V power source for PLC, sensors and valve islands
2. Relay signal contact, can be connected to PLC for power fault diagnosis
3. Parallel connection for current expansion (Max ambient temperature derate by 10℃ when paralleled)
4. Protecciones: sobrecorriente, sobretensión, overtemperature protection
5. Certificaciones: UL508, CE, RoHS; This model no longer supports Ex certification

⚠️ Alternative Selections

Smaller model in same series: 6EP1332-2BA20 (24V/2.5A)

Larger model in same series: 6EP1334-2BA20 (24V/10A)

Domestic alternatives reference: Meanwell DR-120-24, Phoenix QUINT-PS/1AC/24DC/5

🛠️ Common Troubleshooting

1. No green LED: Check AC input voltage, fusible interno quemado; Output short-circuit protection latch, power cycle to reset
2. Voltage drop under load: Low input voltage, overtemperature derating, continuous load exceeding 120% rating
3. Alarm relay not closed: Power supply under protection state or output voltage too low

Application Scenarios for 6EP1333-2BA20 (SITOP PSU100S 24V/5A)

Posicionamiento central: Single-phase AC to 24VDC SELV control power supply inside small control cabinets, to power PLC, módulos de E/S, sensores, valvulas, HMI and other industrial components. Equipped with power-good relay alarm contact, suitable for stand-alone / small station automation, Montaje en carril DIN.

1. Machinery Manufacturing / Stand-alone Automation (Más común)
2. Maquinaria de embalaje: Envasadoras verticales, etiquetadoras, case packers, heat shrink machines. Power supply for S7-1200/1500, sensores fotoeléctricos, sensores de proximidad, válvulas solenoides, safety relays and touch screens; 5A capacity matches I/O loops of medium-small standalone machines.
3. Transmitir & equipo de clasificación: Cintas transportadoras pequeñas, líneas de rodillos, máquinas de transferencia. Supply I/O modules, codificadores, sensores fotoeléctricos, pneumatic valve islands; Support parallel expansion.
4. moldeo por inyección / stamping auxiliary equipment: Manipulator control cabinet, material feeder, mold temperature controller cabinet; Resist grid fluctuation, suitable for loads with start impulse current.
5. Machine tool auxiliary control box: Small special machines, fixture control cabinet, power for sensors, indicator lights and safety circuits.
6. Process Automation (Tratamiento de agua, climatización, Municipal)
7. Tratamiento de agua: Small water purification equipment, sistema de dosificación de químicos, reclaimed water reuse control cabinet. SOCIEDAD ANÓNIMA + analog transmitters, level switches, válvulas solenoides; Relay alarm contact connects to PLC for remote power failure alarm.
8. climatización: Building air handling units, fresh air units, exhaust fan control cabinet; Power DDC, differential pressure sensors, electric actuators.
9. Municipal small pump stations, sewage monitoring stations: Field control box, sensor acquisition + remote communication module.

Nota: This model without Ex certification; If used in explosive hazardous area, power supply body must be installed inside IP54 or higher explosion-proof cabinet.

3. Logística, almacenamiento, Auxiliary Stations of Automated Production Lines

Small workstation control cabinet of mini AS/RS, AGV ground station, scanning inspection station; Power ET200SP remote I/O, sensores fotoeléctricos, RFID readers, luces indicadoras.

Automotive component assembly stations, test fixture cabinets, standalone test benches.

4. Otras industrias
5. Alimento & farmacéutico: Small filling and inspection equipment control cabinet; CE/UL compliant, suitable for standalone control in clean rooms.
6. Laboratory test equipment, non-standard automatic test benches.
7. fotovoltaica / energy storage auxiliary control cabinet: Local signal acquisition cabinet (only for control circuit, not power circuit).

✅ Typical Load Combination Reference (5A Capacity)

S7-1200 CPU + 8~16 DI/DO points + HMI + several proximity/photoelectric sensors + 2~4 pcs 24V solenoid valves + relé de seguridad.

Precaución: Solenoid valve has high inrush current, reserve margin during selection; High-power valves require separate power loop.

⚠️ Not Recommended Applications

1. High-power 24V motors, heavy heating loads (This is control power supply, not power supply for high power loads)
2. 3-phase input system (unless single-phase power is tapped from front end)
3. Heavy corrosion environment, direct outdoor exposure (debe instalarse dentro del gabinete de control)
4. Direct installation in hazardous explosive area
5. Main power supply for large systems (10A+ model or redundant scheme recommended)

✅ Selection Key Points

Ventajas: Power-good relay output, 150% short-time overload capacity, compact DIN rail mounting, SELV safety isolation, ideal for small control cabinets requiring power status monitoring.

Capacity expansion: Multiple units in parallel to increase total output current; Reduce maximum ambient temperature when paralleling.

Full Model List of SITOP PSU100S Series (Single-phase AC Input, Fuente de alimentación de carril DIN)

Todos los modelos: Input AC 120/230V (85–132V /170–264V), equipped with Power-good relay alarm contact, enfriamiento natural, Montaje en carril DIN35.

24V DC Output Series (Más común, sub-series of your model)

12V DC Output Series

Derived SIPLUS Wide-temperature Coated Version (Opcional, not standard PSU100S)

6AG1334-2BA20-4AA0: SIPLUS PS PSU100S 24V/10A, conformal coating, temperatura de funcionamiento -25 ~ +70 ℃, for high humidity and corrosive environments (railway, outdoor cabinet)

✅ Common Features of Series

1. Relay alarm output (Power-good dry contact for PLC diagnosis)
2. Sobrecarga de corta duración: 150% load for 5 artículos de segunda clase, handles solenoid valve impulse current
3. Protección: sobrecorriente, sobretensión, overtemperature protection
4. Multiple units can be paralleled to increase output current (Derate ambient temperature upper limit)
5. Certificaciones: CE, UL508, RoHS; No Ex explosion-proof certification

⚠️ Distinction Reminder

PSU100S ≠ SITOP smart / PSU100C / PSU6200, no confundas:

PSU100S: With relay alarm contact, list above;

SITOP smart: Without relay alarm, menor costo;

PSU6200: Nueva generación, with communication diagnosis function.

Input Voltage Specifications of 6EP1333-2BA20

Single-phase AC, Automatic dual-range switching, not continuous 85~264V full wide range

Rango 1 (120V range): AC 85V ～ 132V

Rango 2 (230V range): AC 170V ～ 264V

Rated input: AC 120V / 230V

Frecuencia de entrada: 47～63Hz (50/60Hz compatible)

Notas importantes

1. Voltage gap: Cannot operate stably when AC voltage between 132V ~170V. Power supply will not work reliably if grid voltage falls within this gap, must pay attention during selection.
2. Power supply automatically identifies voltage range internally, no manual DIP switch required.
3. Hold-up time: ≥20ms at rated load and rated input voltage.
4. In domestic 3-phase cabinet, single-phase 220V tapped (170~264V range), falls into 230V range and works properly.

Housing Dimensions of 6EP1333-2BA20 (Ancho × Alto × Fondo)

50 milímetros × 125 milímetros × 120 mm

Ancho (DIN rail direction): 50 mm

Altura (vertical): 125 mm

Profundidad (into cabinet): 120 mm

Espacio libre de instalación (Heat dissipation requirement, critical for cabinet layout)

Top clearance: 50 mm

Bottom clearance: 50 mm

Izquierda & bien: 0 mm, can be mounted side-by-side with other modules

Mount on EN 60715 standard 35mm DIN rail, wall mounting not supported.

Peso

Peso neto: Aprox.. 0.4 kilos

Dimension comparison of PSU100S series (for cabinet layout)