About SIEMENS POWER SUPPLY 6EP1433-2BA20

Data Sheet Siemens SITOP PSU300S (6EP1433-2BA20)

Model: SITOP PSU300S 24 V / 5 A
Input: 400500 V AC (3-phase)
Output: 24 V DC / 5 A

Input Specifications

• Power network type: 3-phase AC

• Supply voltage (AC):

  • Minimum rated: 400 V

  • Maximum rated: 500 V

  • Initial value: 340 V

  • Full-scale value: 550 V

• Wide-range input: Yes

• Buffering time at rated output: Minimum 18 ms (at 400 V)

• Line frequency: 4763 Hz (50/60 Hz)

• Input current:

  • At 400 V: 0.45 A

  • At 500 V: 0.40 A

• Inrush current limit (25C): Max 20 A

• It value: Max 0.5 As

• Fuse protection (external):

  • MCB 316 A (C-characteristic), or

  • 3RV2011-1DA10 (3 A), or

  • 3RV2711-1DD10 (UL 489)

Output Specifications

• Voltage type: Stabilized, isolated DC

• Rated output voltage: 24 V DC

• Adjustable voltage range: 2428 V, max 120 W

• Voltage tolerance: 3%

• Control precision:

  • Input fluctuation: 0.1%

  • Load fluctuation: 0.1%

• Residual ripple: Max 200 mV

• Voltage peak: Max 240 mV

• Startup overshoot: <5%

• Response delay: Max 1.5 s

• Rise time:

  • Typical: 60 ms

  • Max: 500 ms

Output Current

• Rated: 5 A

• Range: 05 A

• Overload (up to 45C): 6 A

• Derating: 5%/K from +60C to +70C

• Typical power supplied: 120 W

Efficiency & Losses

• Efficiency: 89.5%

• Power loss at rated load: 14 W

Dynamic Response

• Load step 50100%:

  • Setting time: 3 ms

• Load step 1090%:

  • Control precision: 3%

  • Setting time: 4 ms (max 10 ms)

Protection & Monitoring

• Overvoltage protection: Vout < 35 V

• Short-circuit protection: Yes (constant current characteristic)

  • Typical short-circuit current: 6.6 A

  • Max RMS short-circuit current: 8 A

• Overload capability: 150% of rated current (up to 5 s/min)

• Output OK signal: Relay (NO), 60 V DC / 0.3 A

• Status LED: Green (24 V OK)

Safety

• Galvanic isolation: Yes (EN 60950-1, EN 50178)

• Protection class: Class I

• IP rating: IP20

EMC Compliance

• Emissions: EN 55022 Class B

• Harmonics: EN 61000-3-2

• Immunity: EN 61000-6-2

Approvals & Certificates

• CE, UL, CSA, UKCA, EAC

• BIS Certified

• CB Certificate

• MTBF (40C): 500,000 hours

Marine Approvals

• ABS: Yes

• DNV: Yes

• BV, LRS: No

Environmental Data

• Operating temp: 25 to +70C

• Transport/Storage: 40 to +85C

• Climate class: 3K3

• GWP total: 451.2 kg CO eq

Connections

• Connection type: Screw terminals

• Input (L1, L2, L3, PE): 0.052.5 mm

• Output (+, ): 0.22.5 mm

• Alarm contacts: 0.22.5 mm

Mechanical Data

• Dimensions: 50 125 120 mm

• Installation width: 50 mm

• Net weight: 0.5 kg

• Mounting: DIN Rail (EN 60715) 

Technical Details