About

SITOP PSU100S 24 V / 20 A (6EP1336-2BA10)

Type: Stabilized Power Supply
Input: 120/230 V AC
Output: 24 V DC / 20 A

Input Specifications

• Type of network: 1-phase AC

• Supply voltage: Automatic range selection

  • 120 V / 230 V AC

• Input voltage range:

  • 85 … 132 V (AC 120 V)

  • 176 … 264 V (AC 230 V)

• Line frequency: 50/60 Hz (47 … 63 Hz)

• Overvoltage overload capability: 2.3 × Vin rated, 1.3 ms

• Buffering time at rated output: minimum 20 ms

• Input current:

  • 120 V AC → 7.5 A

  • 230 V AC → 3.5 A

• Inrush current (25 °C): max 11 A

• Fuse: T 10 A (internal, not accessible)

• Recommended feeder protection: Miniature circuit breaker 10 A C-characteristic or 3RV2411-1JA10 (120 V) / 3RV2411-1FA10 (230 V)

Output Specifications

• Voltage curve: Controlled, isolated DC

• Rated output voltage: 24 V DC

• Adjustable output: Yes (24 … 28 V via potentiometer)

• Relative overall tolerance: ±3 %

• Residual ripple: max 150 mV

• Voltage peak: max 240 mV

• Display for normal operation: Green LED "24 V OK"

• Signal output: Relay contact (NO), 50 V DC / 0.3 A

• Soft start: No overshoot

• Response delay: max 1.5 s

• Output current: 0 … 20 A (up to 24 A to +45 °C; derating 5%/K at +60 … +70 °C)

• Supplied active power: 480 W

Overload & Short-Circuit Protection

• Short-circuit proof: Yes

• Overcurrent/overload: 150 % Iout up to 5 s/min

• Short-circuit current RMS: max 7 A

• Overvoltage protection: According to EN 60950-1

• Output behavior at startup: Electronic shutdown, automatic restart

• Max short-term overload current: 35 A (start-up & operation)

Efficiency & Power Loss

• Efficiency: 90 %

• Power loss:

  • Rated load: 53 W

• Closed-loop control:

  • Voltage precision with ±15% input fluctuation: 1 %

  • Load step 50/100/50 %: 3 %

• Setting time: max 10 ms

Safety & Isolation

• Galvanic isolation: Input ↔ Output, SELV acc. EN 60950-1 / EN 50178

• Operating protection class: Class I

• Leakage current: max 3.5 mA, typical 1 mA

• Protection class: IP20

Mechanical & Installation

• Dimensions (W × H × D): 115 × 145 × 150 mm

• Installation width × mounting height: 120 × 245 mm

• Required spacing: Top/bottom 50 mm, left/right 0 mm

• Mounting: DIN rail EN 60715 35×7.5/15

• Net weight: 2.4 kg

• Housing can be lined up: Yes

Connections

• Input L1, N, PE: 0.2 … 4 mm²

• Output +, -: 0.2 … 4 mm²

• Auxiliary contacts (13, 14 alarm): 0.14 … 1.5 mm²

• Electrical accessories: Buffer module

• Mechanical accessories: Device identification label 20 × 7 mm

Ambient Conditions

• Operation: 0 … 70 °C (natural convection)

• Transport / Storage: -40 … +85 °C

• Climate class: IEC 60721 3K3, 5 … 95 % RH, no condensation

Technical Details