Description

Schneider Electric 140CPS52400 Power Supply Module

The Schneider Electric 140CPS52400 serves as the primary 140CPS52400 Power Supply Module utilized to execute redundant DC power conversion and backplane distribution across Modicon Quantum automation platforms. The module converts 100...150 V DC input into regulated 5.1 V DC backplane output with dual-redundant 8 A load sharing capability.

Suffix Breakdown & Model Matrix

No validated suffix segmentation or functional sub-code structure is defined for 140CPS52400 within the provided technical dataset. The designation is treated as a single-order hardware identifier mapped directly to its redundant power supply function.

Hardware Specifications

Parameter	Specification
ModelBrand	Schneider Electric 140CPS52400
Origin	France
Weight	0.65 kg
Dimensions	2.5 cm x 2.5 cm x 2.5 cm
OperatingTemp	0 to 60 degC
PowerConsumption	6 + (1.5 x Iout)
Input Voltage	100...150 V DC
Output Voltage	5.1 V DC
Output Current	8 A (redundant configuration)
Inrush Current	28 A at 125 V DC
Protection	Internal overvoltage and overload protection

Backplane Bus Power Distribution and Redundancy Behavior

Within Modicon Quantum architecture, the 140CPS52400 implements regulated backplane power injection with redundant current-sharing logic between paired supply modules. Backplane voltage stability is maintained through internal regulation stages that decouple transient load variations from the shared bus structure. Firmware-level monitoring supervises redundancy status and inhibits cross-coupled instability during asymmetric loading conditions, ensuring deterministic power availability for downstream I/O racks.

Frequently Asked Questions

Q: Can the 140CPS52400 be hot-swapped under load conditions?
A: The module supports rack-level redundancy; however, hot-swap behavior is constrained by system configuration and backplane current state. Load transfer is managed through redundant pairing logic.

Q: What happens if one redundant power module fails?
A: The remaining module assumes full load output up to rated 8 A capacity while internal diagnostics trigger a fault indication via front-panel LED signaling.

Q: Does the module require external overcurrent protection?
A: A recommended 2 A slow-blow fuse is specified on the input side to protect against upstream DC supply faults and inrush conditions.

Field Installation Guidelines

Ensure the 140CPS52400 is inserted into a compatible Modicon Quantum rack slot with verified backplane alignment. Maintain correct polarity for 125 V DC input wiring and verify grounding continuity across the chassis frame. Redundant modules must be installed in designated paired positions to enable load-sharing operation. Shielded DC conductors are recommended to minimize electromagnetic coupling on high inrush events.

Avoid energizing the rack until both redundant modules are fully seated and mechanical locking is engaged.

Specifications

• Brand: Schneider Electric

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems