Schneider Electric

140CPS11400

Modicon Quantum – 24 VDC Auxiliary Power Supply

1. General Information

• Manufacturer: Schneider Electric

• Part Number: 140CPS11400

• Series: Modicon Quantum PLC

• Product Type: Rack-mount auxiliary power supply

• Output: 24 VDC, 8 A continuous

• Application: Provides regulated 24 VDC for field sensors, actuators, and external I/O; separate from backplane 5 V logic power.

2. Electrical Specifications

Input

• Voltage Range: 115 / 230 VAC (dual range)

  • 93–138 VAC (115 V range)

  • 170–276 VAC (230 V range)

• Frequency: 47 Hz to 63 Hz (50/60 Hz nominal)

• Input Connection: Screw terminals

Output

• Voltage: 24 VDC ±1% (regulated)

• Current: 8 A continuous

• Power: 192 W nominal

• Ripple & Noise: Low ripple, < 50 mV typical

• Efficiency: ≥ 90% at full load

Protection

• Overvoltage protection (OVP)

• Overload protection (OLP)

• Short-circuit protection (SCP)

• Overcurrent protection (OCP)

• Thermal shutdown

3. Environmental & Mechanical

• Operating Temperature: 0 °C to +60 °C

• Storage Temperature: −40 °C to +85 °C

• Relative Humidity: 80% RH max, non-condensing

• Protection Class: IP20 (indoor use)

• Mounting: 1 slot in Modicon Quantum backplane

• Dimensions (H × W × D): 44 × 152 × 305 mm

• Weight: Approx. 1.2 kg

• Conformal Coating: No (standard version; coated: 140CPS11400C)

4. Features & Modes of Operation

1. Stable 24 VDC / 8 A output for field devices and remote I/O.

2. Universal AC input for global use.

3. Three operating modes:

   • Standalone: Single unit for loads ≤ 8 A.

   • Summable: Two units in parallel, up to 16 A.

   • Redundant: Two units for fault-tolerant 24 V supply.

4. Green “PWR OK” LED for power status indication.

5. High reliability for continuous industrial operation.

5. Certifications

• CE

• UL 508

• CUL / CSA

• FM Class 1 Div 2

• RoHS compliant

6. Ordering Information

• 140CPS11400: Standard 24 VDC 8 A power supply (non-coated)

• 140CPS11400C: Conformal coated version (harsh environments)