Schneider LV432641 Motor Mechanism — NSX400/630 Ordering Guide

By Abdullah Zahid
14 min read
Schneider Electric LV432641 standard motor mechanism module MT400/630 for ComPacT NSX400/630 automatic spring-charging switchgear installation

Schneider LV432641 Standard Motor Mechanism Module MT400/630 for ComPacT NSX400/630 — Specifications, Compatibility, and Ordering Guide

If you are specifying or replacing a motor mechanism for an existing ComPacT NSX400/630 or PowerPact Multistandard H frame installation, the Schneider LV432641 is the standard automatic spring-charging module for that exact platform. It operates at 220/240VAC (50/60Hz) or 208/277VAC (60Hz), draws less than 500VA at control voltage, and carries communicating capability for SCADA and automation integration. The critical decision before ordering is not whether this is the right product family — it almost certainly is — but whether your device nameplate, control voltage, and switchgear platform are verified matches before the order is placed.

If you have already confirmed compatibility, check current pricing and availability for the LV432641 at LeadTime.ca — ships worldwide.

Who Should Buy the LV432641 — and Who Should Not

The LV432641 is the right choice for facilities and engineers who meet all of the following criteria:

  • Host circuit breaker is confirmed MT400/630 frame — verified from the device nameplate, not from drawings or memory
  • Control power supply delivers 220/240VAC (50Hz or 60Hz) or 208/277VAC (60Hz only) at the motor connection
  • Switchgear platform is ComPacT NSX400/630 or PowerPact Multistandard H frame — not PowerPact V, M, or legacy Merlin Gerin equipment
  • Control power capacity of less than 500VA is available at the motor connection terminals without requiring panel redesign
  • Application requires automatic spring-charging after device trips, with optional communicating integration into SCADA or automation controllers

If your device is MT100/160, MT630+, or a non-compatible platform such as PowerPact M or V, the LV432641 will not physically or electrically fit. A different SKU is required — contact the LeadTime.ca team with your device nameplate data and they will identify the correct model for your frame.

On this page:

What the LV432641 Actually Does in Your Switchgear System

The LV432641 is a motor mechanism module — not a circuit breaker, not a power supply, and not a standalone device. It is an accessory that mounts to the MT400/630 frame of a ComPacT NSX400/630 or PowerPact Multistandard H breaker and handles the spring-charging cycle automatically after the device trips. In a manual-only installation, a technician must physically re-charge the spring mechanism before the breaker can be reclosed. The LV432641 eliminates that manual step by using a motor-driven cycle to re-charge the stored-energy spring mechanism at control voltage, making the device ready for reclosure without human intervention at the panel.

What distinguishes the LV432641 from a basic motorized accessory is its communicating designation. This means the module integrates with facility SCADA systems and automation controllers, allowing remote monitoring of spring-charge status and automatic reset commands from a supervisory level. For 24/7 automated production environments where manual panel access after every fault trip is operationally unacceptable, this communicating capability is often the deciding factor in specifying a motor mechanism rather than continuing with manual charging. The motor draws less than 500VA at control voltage, placing it comfortably within the capacity of most existing facility control panels without requiring a control power infrastructure upgrade. Padlocking the device remains possible even with the LV432641 installed, preserving lockout/tagout compliance requirements during maintenance.

Typical System Architecture for the LV432641

The LV432641 sits between the facility control power supply and the circuit breaker spring mechanism, acting as the automated actuator that keeps the breaker ready to reclose after a trip event. Here is the typical component chain in a ComPacT NSX installation:

  • Facility control transformer — provides 220/240VAC or 208/277VAC control power to the motor mechanism at less than 500VA draw
  • Control circuit protection (typically a 10-amp or smaller control breaker) — feeds the LV432641 motor connection terminals
  • LV432641 motor mechanism module — mounts to the MT400/630 ComPacT NSX or PowerPact Multistandard H frame, executes the spring-charging cycle automatically after trip
  • ComPacT NSX400/630 circuit breaker — the host device that the LV432641 charges and prepares for reclosure
  • SCADA or automation controller (optional) — receives communicating status signals from the LV432641 for remote monitoring and automated reclosure commands

Where the LV432641 Gets Specified: Industries and Use Cases

The most common specification scenario is a retrofit — an existing ComPacT NSX400/630 installation where manual spring-charging has become a maintenance burden, and the facility is upgrading to automated switchgear operation, often as part of a broader SCADA integration project. In these cases, the LV432641 is added to an already-installed breaker frame without requiring panel replacement.

Process control facilities in oil and gas, chemical refining, and utilities specify the LV432641 where continuous automatic fault clearing is required without dispatching personnel to remote panel locations. Manufacturing environments — automotive, food processing, electronics assembly — use it to maintain production uptime by eliminating the manual reset step after a fault trip during high-cycle operations.

Data centers and IT infrastructure installations specify the LV432641 for critical power distribution panels where manual intervention after a fault event is not acceptable within uptime SLA requirements. Healthcare facilities and large commercial HVAC systems use it in exactly the same way: automatic reset capability for breakers that protect mission-critical loads. OEM equipment manufacturers integrating medium-voltage switchgear into packaged systems also specify the LV432641 to deliver automated reclosure capability as a standard feature of new equipment builds on the ComPacT NSX platform.

Application Typical Deployment
ComPacT NSX400/630 retrofit Adding motor mechanism to existing manual-charge device for automation integration
Motor mechanism failure replacement Burned-out or failed module replaced to restore automatic spring-charging operation
SCADA integration upgrade Facility transitioning from manual operation to remote monitoring and automated reclosure
New switchgear installation OEM or new facility build using ComPacT NSX400/630 with automated reset from day one
Facility standardization project Adding motor-driven operation across multiple panels to match existing ComPacT NSX infrastructure
Process control and utilities Oil/gas, chemical, or power generation facilities requiring fault clearing without panel access

Specifications Engineers Need Before Ordering

Parameter Value Notes
Voltage Rating (Primary) 220–240VAC 50/60Hz — verify control transformer secondary output
Voltage Rating (Alternate) 208–277VAC 60Hz only — North American standard; not for 50Hz facilities
Frequency Rating 50Hz or 60Hz Match to facility utility frequency before ordering
Power Consumption Less than 500VA Fits within standard 10-amp control circuit capacity
Compatible Frame MT400/630 only Critical — does not fit MT100/160 or MT630+ frames
Compatible Platforms ComPacT NSX400/630, PowerPact Multistandard H Not compatible with PowerPact V, M, or legacy Merlin Gerin
Control Circuit Type Communicating Integrates with SCADA and automation controllers
Padlock Capability Yes Manual isolation retained with motor mechanism installed
Weight 3.1–3.6 kg Market-typical variation across distributor listings
EAN Code 3606480020179 Use for product identification and cross-referencing

Full technical specifications are available on the product page at LeadTime.ca.

LV432641 vs Manual Spring-Charging and Alternative Models

Configuration Spring-Charging Method Compatible Frame Communicating Capability Best For
LV432641 (this model) Automatic motor-driven MT400/630 Yes ComPacT NSX400/630 and PowerPact Multistandard H — automated and SCADA-integrated operation
Manual spring-charging (no module) Manual by technician Any NSX frame No Maintenance-controlled environments where manual isolation and deliberate reset is preferred
MT100/160 frame equivalent model Automatic motor-driven MT100/160 Per model Smaller ComPacT NSX100/160 frame devices — different SKU required
Non-communicating motor mechanism variant Automatic motor-driven Per SKU No Applications where automation integration is not required and communicating capability is unnecessary

If your device nameplate shows MT100/160, the LV432641 will not fit — you need the motor mechanism SKU for the smaller frame. If communicating capability is not required and cost reduction is a priority, a non-communicating variant may be available. Check current availability and confirm the right variant at LeadTime.ca before placing your order.

Expert Verdict: Is the LV432641 the Right Part for Your Project?

The LV432641 is the established standard motor mechanism for ComPacT NSX400/630 and PowerPact Multistandard H installations that need automatic spring-charging with communicating integration. It draws less than 500VA at control voltage — within the capacity of most existing control panels — and supports both 220/240VAC (50/60Hz) and 208/277VAC (60Hz) from a single catalog number, making it viable for both North American 60Hz facilities and international 50Hz installations without requiring a region-specific alternative SKU. For maintenance teams standardized on the Schneider switchgear platform, for SCADA integrators adding remote reset capability to existing infrastructure, and for OEM builders specifying automated reclosure in new equipment, this is a mature, reliable component with a straightforward integration path. The communicating designation is not a marketing feature — it is what separates this module from a basic motorized accessory and is what justifies the specification in automated process control, data center, and utilities environments.

Where the LV432641 is the wrong answer is equally clear. If your device is MT100/160 or a larger MT630+ frame, the physical fit is not possible and a different SKU is required. If your switchgear is PowerPact V or M, a legacy Merlin Gerin platform, or any non-NSX equipment, this module does not apply. If your facility's maintenance procedures require deliberate manual spring-charging for isolation and control purposes — a legitimate operational preference in some high-consequence environments — then the capital cost of a motor mechanism adds nothing to your workflow. And if your control power capacity cannot support the less than 500VA draw without a panel redesign, address the control infrastructure first. The product is not defective in these scenarios — it is simply not the right tool for those specific applications.

From a procurement standpoint, the LV432641 is generally available through authorized distributors with same-day to next-day lead times under normal stock conditions. The procurement risk with this component is not lead time — it is ordering the wrong part and losing a week to a return-and-reorder cycle while your facility waits. Buying through a specialist distributor like LeadTime.ca means getting frame-size and platform compatibility verified before the order ships, not after it arrives on-site. That pre-order verification step is where specialist distribution earns its value on this part. Review pricing and confirm availability for the LV432641 on the LeadTime.ca product page — the team ships worldwide and can confirm compatibility before the order is placed.

For volume orders, multi-panel projects, or urgent replacement scenarios where you need to confirm live stock before committing to a build schedule, contact the LeadTime.ca team directly — we ship worldwide and can confirm lead time and volume pricing in advance.

What Engineers Need to Know Before Ordering the LV432641

Because the LV432641 is a specialized industrial switchgear accessory rather than a commodity electrical component, publicly accessible community discussions and forum threads for this specific model are essentially nonexistent. That absence is not unusual — specialized motor mechanism modules for medium-voltage switchgear are specified and discussed within closed facility maintenance channels, distributor technical support calls, and manufacturer engineering teams, not on public automation forums. What that means for the engineer or procurement specialist placing this order is that the usual shortcut of finding a Reddit thread or PLCTalk post that confirms your exact configuration does not exist for this part. The verification responsibility falls entirely on you and your distributor.

The ordering errors that create the most project disruption with the LV432641 are well-documented from distributor return patterns rather than community posts. Frame size mismatch — ordering for an MT100/160 or MT630+ device instead of confirming the nameplate shows MT400/630 — is the most common cause of returns and project delays. The second most frequent error is voltage specification mismatch: assuming a facility runs 208/277VAC 60Hz without checking the control transformer nameplate, or failing to verify that a European or international site operates at 50Hz, which eliminates the 208/277VAC option entirely. The third pattern is platform confusion — assuming any Schneider switchgear motor mechanism is interchangeable across product lines, when in fact the LV432641 is specific to ComPacT NSX400/630 and PowerPact Multistandard H only.

When community validation is unavailable and the stakes of a wrong-part order include unplanned downtime, return shipping costs, and a replacement lead time measured in days, the practical alternative is direct pre-order consultation with a specialist distributor who can review your device nameplate data, confirm the frame size, verify your control voltage, and issue written compatibility confirmation before the order is placed. That is exactly the service the LeadTime.ca team provides. If you are uncertain about any element of compatibility for your specific installation, reach out to the LeadTime.ca team before ordering — that conversation costs nothing and can prevent a costly rework.

Wiring and Installation Overview

The following is an overview of installation requirements. Engineers implementing this module should refer to the full Schneider Electric technical documentation for detailed wiring diagrams, commissioning procedures, and safety requirements specific to their installation.

  • Verify control power voltage and frequency at the motor connection terminals before installation — the supply must match one of the two LV432641 ratings (220/240VAC 50/60Hz or 208/277VAC 60Hz) within tolerance
  • Confirm the host device is fully de-energized, spring-discharged, and locked out per your facility LOTO procedures before mounting the motor mechanism module to the MT400/630 frame
  • Connect control power supply to motor mechanism terminals per the Schneider Electric wiring diagram for the LV432641 — do not apply power until all mechanical mounting and interlock connections are confirmed complete
  • Verify padlock accessibility after installation — the LV432641 is designed to allow padlocking with the module installed, and this should be confirmed functional before returning the device to service
  • After installation, perform a manual spring-charging verification followed by a motor-driven cycle test to confirm the mechanism operates correctly at control voltage before connecting the communicating interface to the automation or SCADA system

Wrong-Part Prevention Checklist — Verify Before You Order

Before placing any order for the LV432641, complete every item on this checklist. Each point corresponds to a documented category of ordering error that results in returns, project delays, and unplanned downtime.

  1. Confirm the host circuit breaker frame size - is it MT400/630 rated? (Most common error: ordering for MT100/160 or MT630+ devices)
  2. Verify voltage available at motor connection: Is it 220-240VAC or 208-277VAC 60Hz? Check your control transformer nameplate
  3. Check frequency: Is facility power 50Hz or 60Hz? (US/Canada typically 60Hz; Europe 50Hz)
  4. Confirm switchgear platform: Is the device ComPacT NSX or PowerPact Multistandard H? (Not for PowerPact V, M, or legacy platforms)
  5. Verify control power capacity: Do you have less than 500VA available at the control transformer for motor operation?
  6. Check if manual spring-charging can be sacrificed: Some facilities require manual operation for maintenance control reasons

If any item on this checklist cannot be confirmed from your current documentation, photograph the device nameplate and send it to the LeadTime.ca team for written compatibility confirmation before placing your order. This single step eliminates the most expensive category of motor mechanism ordering errors.

Frequently Asked Questions

How do I confirm my circuit breaker is MT400/630 and not a different frame size?

Locate the nameplate on the front panel or side label of the ComPacT NSX device. The frame size designation — MT100/160, MT400/630, or MT630 — is printed directly on the nameplate. Do not rely on drawings, memory, or model number alone. If the nameplate shows anything other than MT400/630, the LV432641 is not the correct module. Photograph the nameplate and share it with your distributor for written confirmation before ordering.

What happens if I install the LV432641 at the wrong control voltage or frequency?

Operating the motor mechanism at a voltage or frequency outside its rated range will cause the motor to fail to engage the spring mechanism correctly, and in mismatch scenarios can result in motor burnout. The LV432641 supports 220/240VAC at 50/60Hz and 208/277VAC at 60Hz only — the 208/277VAC rating is not rated for 50Hz operation. A voltage or frequency mismatch is not a warranty-covered failure mode; it is an installation error. Verify the control transformer nameplate output and facility frequency before any order is placed.

Can I use the LV432641 on a PowerPact V or M frame device?

No. The LV432641 is compatible with ComPacT NSX400/630 and PowerPact Multistandard H frame only. PowerPact V and M frames, as well as legacy Merlin Gerin equipment, are not compatible. The mounting points and control connections do not align. If your device is a PowerPact V or M, a different motor mechanism SKU is required — contact your distributor with the full device model number and nameplate data to identify the correct part.

What does the communicating designation mean, and do I need it?

The LV432641 is specifically described as a communicating motor mechanism, meaning it provides status and control interface capability for integration with SCADA systems and automation controllers — not just motor-driven spring charging. If your facility does not use SCADA or automated reset at the supervisory level and only needs automatic spring charging after a trip, a communicating module still performs that function. The communicating capability is additive — it does not remove or complicate the basic automatic spring-charging operation.

Is same-day availability realistic, or should I plan for a longer lead time?

Authorized distributors generally list the LV432641 as in stock with same-day to next-day shipping under normal conditions. Regional stock levels and expedited shipping options can affect actual delivery time. For emergency replacement scenarios, confirming live stock status with your distributor before committing is recommended — do not assume availability without verification. The LeadTime.ca team can confirm current stock and lead time before your order is placed.

Does installing the LV432641 prevent manual spring-charging or lockout operations?

No. The LV432641 is specifically noted for retaining padlock capability during operation. Manual isolation and lockout/tagout procedures are not compromised by the installation of the motor mechanism module. This is a deliberate design feature that addresses maintenance control requirements for facilities that need both automated spring-charging and manual override or lockout capability.

Why Order the LV432641 from LeadTime.ca

  • Pre-order compatibility verification — the team reviews your device nameplate and control voltage data before the order ships, eliminating the most common cause of returns on motor mechanism modules
  • Worldwide shipping — not limited to any single region; orders ship globally from Canadian inventory
  • In-stock sourcing for hard-to-find industrial switchgear accessories with same-day to next-day availability under normal conditions
  • Volume and project pricing available — contact the team directly for multi-panel or multi-unit project quotes
  • Direct technical support if compatibility questions arise before or after delivery

At-a-Glance Summary

  • Model: Schneider LV432641 — Standard motor mechanism module MT400/630 for ComPacT NSX400/630 and PowerPact Multistandard H
  • Control voltage: 220/240VAC (50/60Hz) or 208/277VAC (60Hz only) — two options, one catalog number
  • Power consumption: Less than 500VA at control voltage — fits within standard 10-amp control circuit capacity
  • Compatible frame: MT400/630 only — not MT100/160, not MT630+
  • Compatible platforms: ComPacT NSX400/630 and PowerPact Multistandard H — not PowerPact V, M, or legacy Merlin Gerin
  • Communicating capability: Yes — integrates with SCADA and automation controllers for remote monitoring and automated reset
  • Padlock capability: Retained with motor mechanism installed — LOTO compliance maintained
  • Weight: 3.1–3.6 kg (market-typical variation)
  • EAN: 3606480020179
  • Warranty: 12 months on factory-sealed new stock
  • Typical availability: Same-day to next-day from authorized distributors under normal stock conditions
  • Number-one ordering error to avoid: Frame size mismatch — always verify MT400/630 from device nameplate before ordering

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