Schneider 140CPS11410 Power Supply

Description

Product Introduction & Engineering Value

A failed Quantum power supply can take an otherwise healthy control rack offline. The 140CPS11410 was designed for precisely that rack-level power requirement, accepting 115 or 230 VAC and providing an 8 A supply for the Quantum system. Published Quantum documentation specifies an input range of 93–138 VAC or 170–276 VAC, with 47–63 Hz operation.

This is now a legacy spare-part issue rather than a normal new-equipment purchase. Schneider Electric lists the 140CPS11410 as discontinued and recommends the Modicon X80 BMXCPS4002 as a replacement. Before making that substitution, however, verify the rack architecture and migration requirements rather than treating the two part numbers as a direct plug-in equivalent.

Technical Specifications

The electrical input figures above are documented in Schneider’s Quantum hardware documentation. Additional operating-temperature and power-dissipation figures are published by automation distributors and should be checked against the applicable hardware manual for the installed system.

Field Application & the “Trench” Experience

Consider an older process-control cabinet where a Quantum rack has been running continuously for years. The PLC suddenly loses power, while the upstream breaker remains closed. A technician checks the incoming AC first, then checks the power-supply status and rack condition. The measured input is acceptable. The 140CPS11410 is the next suspect.

The important part comes after identifying the failed module. The maintenance team does not immediately install a different-looking power supply. They verify the exact catalog number, document the incoming voltage, check the rack configuration, and determine whether another installed power supply is participating in the summable arrangement.

That sequence prevents a simple spare-parts replacement from becoming a larger commissioning problem.

Specific application scenarios include:

• Process-control cabinet power distribution for legacy Modicon Quantum PLC racks.
• Continuous-process control panels where maintaining an identical spare reduces recovery time after a power-supply failure.
• Legacy Quantum rack maintenance programs where obsolete hardware requires controlled New Surplus or refurbished spare inventory.

140CPS11410

140CPS11410

Transparency SOP: QA & Testing

For a 140CPS11410 offered as New Surplus, procurement should distinguish physical condition from electrical verification.

A practical incoming inspection includes:

1. Catalog-number inspection — confirm 140CPS11410 on the actual manufacturer label.
2. Housing inspection — look for cracked plastic, discoloration, corrosion, damaged terminals, or evidence of overheating.
3. Connector inspection — check the field-wiring interface and terminal condition.
4. Electrical verification — where suitable test equipment is available, apply the appropriate input voltage and verify output behavior under controlled conditions.
5. Load testing — a meaningful test should evaluate the supply under an appropriate load rather than merely checking that an unloaded output is present.
6. Documentation — record test results separately from the stock-condition designation.

This distinction matters because New Surplus describes inventory condition; it does not automatically prove that a decades-old legacy module has been electrically tested.

The Veteran’s Tech Trap Guide

⚠️ Trap #1 — Don’t treat BMXCPS4002 as a casual drop-in substitute.

Schneider Electric recommends the BMXCPS4002 as the replacement for the discontinued 140CPS11410. That does not mean the replacement can simply be exchanged without checking the rack and system architecture. The two belong to different hardware generations.

⚠️ Trap #2 — Verify the actual incoming voltage.

The 140CPS11410 supports nominal 115/230 VAC operation, with documented input ranges of 93–138 VAC and 170–276 VAC. Do not rely solely on the cabinet nameplate; measure the actual supply and confirm the wiring configuration before energizing the replacement.

PRO TIP: Photograph the existing power-supply wiring before removal. Mark the incoming conductors and any associated alarm or auxiliary wiring. Legacy cabinets frequently contain field modifications that are not represented accurately in old drawings.

⚠️ Trap #3 — Don’t ignore summable-power arrangements.

The 140CPS11410 is specifically identified as a summable power supply. If multiple supplies are used in the system, determine how the existing rack distributes and combines power before removing one module.

Dynamic FAQ

Q: What is the Schneider 140CPS11410?
A: It is a Modicon Quantum AC power supply module rated for 115/230 VAC input and 8 A output. Schneider documentation identifies it as a summable power supply.

Q: Is the 140CPS11410 still manufactured?
A: No. Schneider Electric lists the 140CPS11410 as discontinued. Its product page currently recommends the Modicon X80 BMXCPS4002 as a replacement.

Q: What voltage does the 140CPS11410 accept?
A: It is designed for nominal 115/230 VAC operation. The published input ranges are 93–138 VAC and 170–276 VAC, respectively.

Q: What does “summable” mean for this power supply?
A: It refers to the power-supply architecture in which compatible supplies can be used in a summable configuration. The exact installation arrangement should be verified against the Quantum hardware documentation.

Q: Can I replace a failed 140CPS11410 with BMXCPS4002?
A: Schneider Electric identifies BMXCPS4002 as the recommended replacement, but the change should be treated as a hardware-generation replacement rather than assuming an unrestricted one-for-one swap. Check the complete rack and migration requirements first.

Q: How should New Surplus 140CPS11410 inventory be verified?
A: Request photographs of the actual unit and its identification label, confirm that the catalog number is 140CPS11410, obtain a clear statement of stock condition, and ask whether electrical testing was performed. A supplier warranty should also be stated separately from the manufacturer’s discontinued status.