About

The Siemens Power Supply 6EP1434-2BA20 is a reliable and durable power source designed for industrial usage. This power supply operates on electric power mode with a standard size and a sleek black color. It comes with a 1-year warranty, ensuring quality and customer satisfaction. Whether you are an exporter, manufacturer, supplier, or trader, this power supply is perfect for various industrial applications, providing a stable and efficient power supply solution. 

Data sheet 6EP1434-2BA20

SITOP PSU300S/3AC/24VDC/10A

• SITOP PSU300S 24 V/10 A stabilized power supply
• Input: 400–500 V 3 AC
• Output: 24 V DC / 10 A

Input

Type of the power supply network: 3-phase AC
Supply voltage at AC:

• Minimum rated value: 400 V

• Maximum rated value: 500 V

• Initial value: 340 V

• Full-scale value: 550 V

Wide range input: Yes

Buffering time at rated output current (power failure): min. 7 ms
Operating condition of mains buffering at Vin = 400 V
Line frequency: 50/60 Hz
Line frequency range: 47 … 63 Hz

Input current:

• At 400 V: 0.7 A

• At 500 V: 0.6 A

Inrush current limitation at 25°C (max): 20 A
I²t value (max): 0.5 A²·s

Fuse protection type: none
Fuse protection required in feeder:
3-pole MCB 3 … 16 A (Characteristic C)
or 3RV2011-1DA10 (3 A)
or 3RV2711-1DD10 (UL 489-listed, DIVQ)

Output

Voltage curve: Controlled, isolated DC voltage
Output voltage rated value: 24 V

Adjustable output voltage: Yes (via potentiometer)
Adjustment range: 24 … 28 V; max. 240 W

Relative overall tolerance: 3%
Control precision:

• Slow input fluctuation: 0.1%

• Slow ohmic loading fluctuation: 0.15%

Residual ripple (max): 200 mV
Voltage peak (max): 240 mV

Display: Green LED for 24 V OK
Output signal: Relay NO contact (60 V DC / 0.3 A) – “24 V OK”

Output behavior at switch-on: Vout overshoot < 5%
Response delay (max): 1.5 s

Voltage rise time:

• Typical: 50 ms

• Max: 500 ms

Output current:

• Rated value: 10 A

• Range: 0 … 10 A

• 12 A up to +45°C

• Derating 5%/K (from +60°C to +70°C)

Active power (typical): 240 W
Equipment bridging: Yes
Parallel connection for power increase: 2 units

Efficiency

Efficiency: 91%
Power loss at rated output: 23 W

Control precision (rapid fluctuations):

• Input voltage ±15%: 1%

• Load step (50/100/50%): 1%

Setting time:

• 50 → 100%: 3 ms

• 100 → 50%: 3 ms

• 10 → 90%: 4 ms

• 90 → 10%: 4 ms

• Max: 10 ms

Protection and Monitoring

Overvoltage protection: Vout < 35 V (internal fault)
Short-circuit proof: Yes
Short-circuit protection type: Constant current

• Typical: 13 A
  Overload capability: 150% Iout for up to 5 s/min
  Enduring short-circuit RMS max: 16 A

Safety

Galvanic isolation: Between input & output
Output voltage complies with: EN 60950-1, EN 50178
Protection class: Class I
IP rating: IP20

EMC Standards

• Emitted interference: EN 55022 Class B

• Mains harmonics: EN 61000-3-2

• Interference immunity: EN 61000-6-2

Approvals

• CE: Yes

• UL: Yes (UL 508, CSA C22.2 No.107.1)

• CSA: Yes

• UKCA: Yes

• EAC: Yes

• BIS: Yes (R-41183539)

• CB certificate: Yes

• NEC Class 2: No

MTBF at 40°C: 500,000 h

Hazardous Environment Approvals

• IECEx: No

• ATEX: No

• ULhazloc: No

• CSA Class 1 Div 2: No

• FM: No

Marine Approvals

• Shipbuilding: Yes

• ABS: Yes

• DNV: Yes

• BV: No

• LRS: No

Environmental Product Declaration

Total CO₂ eq: 738 kg

• Manufacturing: 18.1 kg

• Operation: 719.3 kg

• End of life: 0.49 kg

Ambient Conditions

• Operating temp: –25 … +70°C (natural convection)

• Transport: –40 … +85°C

• Storage: –40 … +85°C

• Climate class: 3K3, 5–95% RH (no condensation)

Connections

Type: Screw terminals

• Input (L1, L2, L3, PE): 0.05 … 2.5 mm²

• Output (+,–): 0.2 … 2.5 mm² (2 terminals each)

• Alarm contacts (13, 14): 0.2 … 2.5 mm²

Mechanical Data

• Dimensions (W × H × D): 70 × 125 × 120 mm

• Installation size: 70 × 225 mm

• DIN-rail mounting: Yes

• Wall mounting: No

• Net weight: 0.7 kg 

Technical Details