Standard Motor Starter Design with TeSys D

By Abdullah Zahid
20 min read
Schneider Electric TeSys D LC1D contactor motor starter assembly with LRD overload relay and GV2ME circuit breaker on DIN-rail

TeSys D Motor Starter Selection Guide for Standard Designs

Controls engineers specifying motor starters for three-phase industrial motors face a layered decision: starter architecture first, then component sizing, then protection coordination. The TeSys D motor starter family — now sold as TeSys Deca contactors under catalog prefixes LC1D09 through LC1D150 — gives designers a proven set of building blocks for direct-on-line, reversing, and star-delta starter designs covering motors from small pumps and fans up to approximately 355 kW at 400 V for star-delta associations, using coordinated GV2 and GV3 motor circuit breakers, LRD thermal overload relays, and LR9D electronic overloads. This guide maps those building blocks to the architectures engineers actually need to specify, size, and source.

If you have already confirmed your component selections, check current pricing and availability for TeSys D contactors, overload relays, and motor circuit breakers at LeadTime.ca — we ship worldwide.

Who Should Use This Guide — and Which Architecture Fits Your Application

This guide is written for controls engineers and electrical designers who have already selected TeSys D as their motor control platform and now need to finalize starter architecture, component sizes, and protection coordination. It is equally useful for maintenance teams validating or updating existing designs and for technical buyers building standardized BOMs across multi-motor projects.

This guide and the TeSys D family are the right fit if:

  • You are designing starters for low-voltage three-phase motors from small general-purpose loads up to larger motors requiring star-delta starting
  • Your application falls under AC-3 utilization category — standard induction motor starting and running duty
  • You need coordinated short-circuit and overload protection using GV2ME, GV2P, or GV3P motor circuit breakers or coordinated fuses
  • You require direct-on-line, reversing with mechanical interlocking, or star-delta with timed transition, using LC1D contactor families
  • Your panel uses DIN-rail or plate mounting and you need compact assemblies with a matched accessory ecosystem covering auxiliary contacts, interlocks, and surge suppressors
  • You need Type 1 or Type 2 short-circuit coordination backed by documented Schneider coordination pairings

If your motor is large and has high starting current but is not suitable for star-delta connection — for example it does not have six accessible terminals or the delta voltage does not match mains voltage — a soft starter or variable frequency drive may be the appropriate solution rather than any TeSys D starter architecture.

On this page:

TeSys D and TeSys Deca: What the Naming Change Means for Your Design

Schneider Electric's TeSys D contactor range has been updated and is now marketed as TeSys Deca, but the LC1D catalog prefix structure is continuous and the contactor families remain directly compatible with the full range of accessories, overload relays, and motor circuit breakers documented in Schneider's coordination tables. Engineers working from older project documentation or replacing contactors in existing panels will find the transition is largely a naming update rather than an architectural change. The key distinction is confirming that any new component carries the correct frame size designation — LC1D09 through LC1D150 — and that coil voltage codes in the catalog number match the control supply in the existing panel. Confusion between the two naming conventions is one of the most commonly reported ordering complications in the TeSys D community, so making the connection explicit early in a BOM avoids mismatches at the purchasing stage.

The TeSys D family covers 3-pole and 4-pole contactors, AC and DC coils, and a wide accessory range including front-mounted and side-mounted auxiliary contact blocks, mechanical interlocks for reversing assemblies, surge suppressors, and timing modules. This accessory depth is a large part of what makes TeSys D the dominant choice for standardized motor control panels across manufacturing, water and wastewater, HVAC, and process industries.

Direct-on-Line, Reversing, and Star-Delta: Choosing the Right Starter Architecture

Before sizing any individual component, the architecture decision must be made. The three standard architectures covered by TeSys D each serve distinct application requirements, and choosing incorrectly — particularly using star-delta where the motor or process is not suitable — is a more expensive mistake than over-specifying a contactor frame.

Direct-on-line starters use a single LC1D contactor, a matching LRD or LR9D overload relay, and a GV2 or GV3 motor circuit breaker. They are the correct choice when the motor has moderate starting current, the supply has sufficient capacity, and control is a simple start/stop scheme. Pre-assembled TeSys motor starter combinations for direct-on-line applications are available up to around 30 kW at 400 V, giving designers a factory-coordinated option that reduces BOM complexity and wiring time on standard industrial motors.

Reversing starters use two LC1D contactors with a mechanical interlock to prevent simultaneous energization, a shared LRD overload relay, and a GV2P or GV3P motor circuit breaker. The mechanical interlock — a key accessory in the LC1D family — is not optional in a reversing design: electrical interlocking alone through the PLC or control circuit does not meet the safety requirement for preventing both contactors closing at once. The shared overload relay sees full motor current in either direction of rotation, so the sizing method is identical to a direct-on-line application.

Star-delta starters use three coordinated LC1D contactors — main (line), star, and delta — plus a timing relay for the star-to-delta transition, a GV3P motor circuit breaker, and a matching overload relay. Star-delta starting reduces inrush current during the star phase, making it appropriate for large motors where supply capacity or voltage drop during starting is a constraint. The critical prerequisite is that the motor must have six accessible terminals and the delta winding voltage must match the mains supply voltage. Manufacturer ranges for star-delta associations using TeSys contactors cover motors up to approximately 355 kW at 400 V, subject to correct component selection and coordination.

How to Size TeSys D Contactors from Motor FLA and AC-3 Ratings

The correct sizing method for a TeSys D contactor starts from the motor's nameplate full-load current, not from its kW or hp rating. Power tables in catalog documents are approximate guides; the AC-3 current rating of the contactor is the binding specification. AC-3 duty covers standard squirrel-cage induction motor starting and running — the contactor must be rated to make and break motor current at the full-load level continuously, and the AC-3 rating accounts for the thermal and electrical stress of normal motor switching cycles.

The selection process is: confirm motor FLA from the nameplate and design documents; select a contactor frame from the LC1D family whose AC-3 current rating meets or exceeds the motor FLA at the supply voltage; verify the selection against Schneider's coordination tables for the overload relay and short-circuit protective device combination you intend to use. TeSys D contactors cover inductive motor applications up to approximately 150 A AC-3 and 200 A AC-1 when correctly applied, giving a wide range of motor sizes within a single product family.

Ambient temperature above the standard catalog reference temperature requires derating. Where panel ambient temperatures are elevated — for example in enclosed enclosures in summer or near heat-generating equipment — review the derating curves in Schneider's documentation and select the next frame size up if necessary. For high start frequency duty, the contactor's thermal capacity during repeated starts must also be confirmed, not just the running current rating.

Overload Relays and Short-Circuit Protection: LRD, LR9D, GV2, and GV3 Selection

Overload protection in TeSys D starters is provided by LRD bimetallic thermal overload relays or LR9D electronic overload relays, both designed to mount directly to LC1D contactors of matching frame sizes. The direct-mount arrangement creates compact assemblies with coordinated thermal protection and eliminates additional wiring between contactor and overload relay. Each LRD model covers a defined adjustable current band — selecting the correct LRD means confirming that the motor FLA falls within that adjustable range, not simply matching the overload to the contactor frame size. A frame-matched but incorrectly ranged overload will either not trip at the correct current or will not allow the motor to run at full load without nuisance tripping.

LRD thermal overloads are appropriate for steady, predictable motor duty where simple bimetallic trip protection is sufficient. LR9D electronic overload relays are the right choice when single-phase sensitivity, phase-loss protection, finer trip class settings, or integration with alarm and monitoring systems is required. Electronic overloads also suit high-value or demanding applications — process motors where an undetected single-phase condition would cause rapid damage, or applications where remote trip signaling to a PLC or SCADA system is needed.

Short-circuit protection is provided by GV2ME motor circuit breakers for standard protection in smaller frames, GV2P and GV3P for higher breaking capacity and applications requiring rotary handle operation, or coordinated fuse-based starters where fuse-link protection is preferred. The selection between GV2 and GV3 is driven by the available short-circuit fault level at the panel, not by the motor current alone. Schneider's coordination documentation provides Type 1 and Type 2 pairings between TeSys D contactors, LRD/LR9D overload relays, and GV2/GV3 breakers — Type 2 coordination requires that after a fault, the starter can be returned to service with only minor inspection, while Type 1 allows for replacement of components. Confirm the fault level from system studies before selecting the breaker frame and breaking capacity.

Key Ratings and Variant Comparison at a Glance

Specification Value / Range
Contactor family catalog prefix LC1D09 to LC1D150
Maximum AC-3 contactor current rating Approximately 150 A AC-3
Maximum AC-1 contactor current rating Approximately 200 A AC-1
Direct-on-line pre-assembled starter range Up to approximately 30 kW at 400 V
Star-delta starter range (association) Up to approximately 355 kW at 400 V
Utilization category AC-3 (motor starting and running), AC-1 (resistive)
Overload relay types LRD bimetallic thermal; LR9D electronic
Short-circuit protection options GV2ME, GV2P, GV3P motor circuit breakers; coordinated fuses
Coordination types available Type 1 and Type 2 per Schneider coordination tables
Mounting options DIN-rail; plate mounting for larger assemblies

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

Starter Type Typical TeSys Components Motor Range Example Control Features Panel Space Impact
Direct-on-line, small motor GV2ME breaker, LC1D09–LC1D18 contactor, LRD0… overload Small pumps and fans up to roughly 7.5–11 kW Simple start/stop, thermal overload trip indication Minimal footprint, DIN-rail mounting
Direct-on-line, medium motor GV2ME/GV3P breaker, LC1D25–LC1D38 contactor, appropriate LRD overload Motors in the approximate 15–30 kW range per selection tables Start/stop, optional aux contacts for status Larger footprint, may require plate mounting
Reversing starter GV2P/GV3P breaker, two LC1D contactors with mechanical interlock, LRD overload Motors with frequent directional changes in the small to medium range Forward/reverse control, interlocking to prevent overlap Wider footprint due to twin contactors and interlock
Star-delta starter GV3P breaker, three LC1D contactors, timing relay, appropriate overload Larger motors where star-delta is acceptable, up into the 100 kW+ range depending on components Reduced starting current, timed transition from star to delta Significant panel space, structured mounting and wiring
Direct-on-line with electronic overload GV2/GV3 breaker, LC1D contactor, LR9D electronic overload Motors where precise overload or phase-loss protection is needed Adjustable trip functions, potential alarm outputs Slightly increased depth for electronic relay
Compact starter assemblies Pre-assembled TeSys motor starter solutions using TeSys D components Standard industrial motors within catalog limits Factory-assembled combinations, simplified selection Reduced wiring time and predictable footprint

If your motor or application falls outside the direct-on-line pre-assembled range of approximately 30 kW at 400 V, review the star-delta associations or consult the LeadTime.ca team — we can help confirm the right component combination for your specific motor and fault level before you commit to a BOM.

Typical Industrial Applications for TeSys D Motor Starters

Pumps and fans are the most common application for TeSys D direct-on-line starters. These loads have moderate starting current, stable running duty, and simple start/stop control requirements. A GV2ME motor circuit breaker, a correctly framed LC1D contactor sized to AC-3 motor FLA, and a matching LRD thermal overload relay whose adjustable current band covers the pump motor FLA form the standard assembly for this class of load.

Conveyor drives with reversing requirements — material handling systems, transfer conveyors, and positioning drives — are the natural application for the two-contactor reversing starter architecture. Frequent forward/reverse cycles require that the mechanical interlock be correctly installed and that the shared LRD overload relay is sized to the motor's full-load current in either direction.

Large compressors, crushers, and high-inertia fans where reduced starting current is essential are the target application for star-delta starters. The three-contactor assembly with timing relay reduces inrush during the star phase, but the motor must have six accessible terminals and the delta winding voltage must match the mains supply — this prerequisite eliminates a significant proportion of motors in the field from star-delta suitability.

Process motors in food and beverage, water treatment, and light industrial OEM machinery where precise overload protection and diagnostic signaling are needed are the application space for LR9D electronic overloads paired with LC1D contactors and GV2 or GV3 breakers. The LR9D provides single-phase sensitivity, phase-loss protection, and alarm outputs that connect directly to PLC input cards for remote monitoring.

Compact multi-motor panels for packaging machines and HVAC air-handling units benefit from the standardization that TeSys D DIN-rail assemblies provide. Using a common component set across similar motor sizes — GV2ME, LC1D, LRD, with a shared control voltage — simplifies wiring, reduces spare parts stocking, and shortens commissioning time on multi-starter panels.

Application Typical Deployment
Standard pump or fan Direct-on-line: GV2ME + LC1D contactor + LRD overload matching motor FLA
Conveyor with reversing Reversing: twin LC1D contactors with mechanical interlock, shared LRD, GV2P/GV3P breaker
Large compressor or crusher Star-delta: three LC1D contactors with timing relay, GV3P breaker, appropriately sized overload
Process motor with remote monitoring Direct-on-line: LC1D contactor with auxiliary contacts, LR9D overload with alarm output, GV3P breaker
Compact multi-motor panel (packaging, HVAC) DIN-rail assemblies: GV2ME + LC1D + LRD, standardized control voltage across all starters
High start frequency duty Direct-on-line: LC1D with margin in AC-3 rating, LR9D electronic overload, GV2/GV3 coordinated to fault level

Scenario-Based Starter Recommendations for Common Loads

Scenario 1: A 7.5 kW pump on 400 V with infrequent starts in a standard industrial environment. The correct selection is a direct-on-line starter using a GV2ME motor circuit breaker, an LC1D contactor sized per the AC-3 rating for the pump motor FLA, and a matching LRD thermal overload whose adjustable current range covers that FLA. This is the simplest, lowest-cost architecture for this load class and is available as a pre-assembled TeSys motor starter combination.

Scenario 2: An 18.5 kW conveyor on 400 V with frequent forward/reverse cycles requiring interlocking and a clear stop function. A reversing starter with two LC1D contactors and a mechanical interlock, a shared LRD overload relay sized to the motor FLA, and a GV2P or GV3P motor circuit breaker sized to the fault level and motor current is the correct architecture. The mechanical interlock is mandatory — do not rely on control circuit interlocking alone.

Scenario 3: A large fan around 75 kW on 400 V where limited supply capacity and high starting current are concerns. A star-delta starter using three appropriately sized LC1D contactors, a GV3P breaker coordinated for the fault level, a timing relay for the star-to-delta transition, and a matching overload relay is the recommended approach — subject to confirming that the motor has six accessible terminals and the delta voltage matches the mains.

Scenario 4: An 11 kW process motor with a sensitive mechanical load requiring precise overload protection and alarm signaling. A direct-on-line starter with an LC1D contactor, an LR9D electronic overload relay providing finer protection and alarm outputs, and a GV2ME breaker is the right choice. Include auxiliary contacts on the LC1D for trip and alarm feedback to the PLC.

Scenario 5: Mixed small motors in the 2.2–5.5 kW range in a compact panel for a packaging machine, with emphasis on panel space and standardization. Build direct-on-line starters from compact TeSys D assemblies — GV2ME, LC1D, LRD — mounted on DIN-rail, standardized across similar motors with a common control voltage and accessory set. This approach simplifies spares stocking and reduces commissioning time across the machine's motor starters.

Expert Verdict: When TeSys D Is the Right Call — and When It Is Not

For the vast majority of standard industrial motors — pumps, fans, conveyors, compressors, and general-purpose three-phase induction loads — the TeSys D motor starter family is a well-proven, thoroughly documented platform. The combination of direct-mount LRD overload relays, GV2 and GV3 motor circuit breakers with published Type 1 and Type 2 coordination pairings, and a rich accessory ecosystem covering mechanical interlocks, auxiliary contacts, surge suppressors, and timing modules gives engineers everything needed to build compliant, compact starter assemblies without proprietary tooling or unusual lead-time risk. The proof is in the catalog scope: pre-assembled direct-on-line starters up to approximately 30 kW at 400 V and star-delta associations up to approximately 355 kW at 400 V make TeSys D viable from the smallest packaging machine motor to large HVAC and process loads. The direct-mount overload relay arrangement — matching LRD or LR9D frame to LC1D contactor frame — is the specific feature that keeps panel footprints predictable and wiring straightforward.

The honest limits are worth naming. Star-delta starters add meaningful panel space, three-contactor wiring, and a timing relay to the design, and they are only viable where the motor has six accessible terminals with the correct delta winding voltage. Engineers who reach for star-delta to avoid evaluating variable frequency drives or soft starters sometimes create a more complex mechanical assembly than the application justifies. Where the motor load requires smooth acceleration, precise speed control, or very frequent starting, a drive or soft starter is the better specification — TeSys D contactors can still be used as the bypass or isolation device in those architectures, but the star-delta topology itself is not appropriate. Similarly, thermal LRD overloads are the right fit for steady, predictable duty; applications with variable load profiles, high start frequency, or remote monitoring requirements are better served by the LR9D electronic overload, which adds cost but provides single-phase sensitivity, phase-loss protection, and alarm output capability.

On the procurement side, standard TeSys D direct-on-line configurations in common contactor frames and overload ranges are widely distributed and typically available without extended lead times. Reversing assemblies and star-delta sets in less common frame sizes, and starters with LR9D electronic overloads, may require planning lead time depending on region and current stock levels. Standardizing on a common contactor frame and control voltage across a project significantly reduces sourcing complexity at build time and simplifies the spares inventory after handover. Check current pricing and availability for your specific TeSys D component selections at LeadTime.ca — and if you are building a multi-motor BOM or working to a project deadline, confirming component availability early in the design phase prevents delays at panel build.

For volume pricing, project BOMs, or to confirm lead times before committing to a panel build schedule, contact the LeadTime.ca team directly — we ship worldwide and can assist with TeSys D component selection and sourcing across all starter architectures.

What Engineers Need to Know Before Ordering TeSys D Components

The TeSys D and TeSys Deca naming transition is the first thing to address when researching these components in online communities and supplier catalogs. Engineers on industrial automation forums and Schneider's own exchange platform consistently flag that newer Schneider documentation uses TeSys Deca branding while distributor stock, older project BOMs, and field panels still refer to TeSys D. The LC1D catalog prefix is the reliable anchor — if the part number starts with LC1D and the frame size matches your design, the component is correct regardless of which marketing name appears on the packaging.

Coil voltage mismatches are the single most frequently reported ordering mistake across TeSys D discussions. The catalog number encodes the coil voltage in its suffix, and similar-looking part numbers with different coil codes are easily confused during fast BOM entry or when reordering from memory. A 230 V AC coil installed on a 120 V AC control circuit will not pull in reliably; a 24 V DC coil installed on an AC control circuit will fail. The prevention is straightforward: specify coil voltage explicitly in every BOM line item, verify against control schematics before the order is placed, and double-check the nameplate during panel commissioning before energizing the control circuit.

The choice between GV2 and GV3 motor circuit breakers versus fuse-based starters is another recurring point of confusion. The decision is not primarily about motor current — both breaker families and fuse combinations can cover the same current ranges — it is about the available fault level at the panel and the required coordination type. Engineers who select a GV2ME breaker based on its continuous current rating without confirming its breaking capacity against the site fault level create a protection gap that will not be apparent until a fault occurs. Coordination documentation must be consulted for the specific combination of contactor, overload relay, and protective device being used, and Type 1 versus Type 2 coordination requirements must be established at the design stage, not during installation.

Wiring and Installation Overview for TeSys D Starters

  • Power conductors must be sized to the motor FLA and local wiring codes; confirm terminal conductor size ranges for the selected LC1D contactor frame before specifying cable cross-sections.
  • Control circuit wiring connects to the LC1D coil terminals and auxiliary contact blocks; verify coil voltage against the control supply and confirm that auxiliary contact NO/NC configuration matches the control scheme before installation.
  • For reversing starters, the mechanical interlock between the two LC1D contactors must be installed per Schneider assembly instructions — do not substitute electrical interlock alone.
  • Star-delta assemblies require correct phase sequencing across main, star, and delta contactors and a correctly set timing relay; incorrect phase connections will result in motor damage at the star-to-delta transition.
  • DIN-rail mounting suits small to medium direct-on-line assemblies; larger frames and star-delta assemblies typically require plate mounting with adequate clearance for wiring and maintenance access. All wiring and commissioning work must be performed by qualified persons with the panel isolated and locked out per site lockout/tagout procedures.

Compatible Accessories and Expansion for TeSys D Assemblies

The TeSys D accessory ecosystem extends the base contactor and overload combination into flexible, application-specific assemblies. Key compatible accessories include:

  • Mechanical interlocks — required for reversing starter assemblies; check frame size compatibility for the specific LC1D contactor pair being interlocked
  • Front-mounted and side-mounted auxiliary contact blocks — provide additional NO/NC contacts for PLC feedback, status indication, and safety circuits; verify contact configuration and current rating for the control circuit
  • Surge suppressors — mounted directly to LC1D contactors to protect control circuits from coil switching transients; select suppressor type (RC, varistor, or diode) based on coil voltage and control supply type
  • Star-delta timing relays — coordinate the star-to-delta transition in three-contactor assemblies; confirm timing range and control voltage match the application and motor acceleration time
  • Rotary handles and front-operated accessories for GV2P and GV3P breakers — enable panel-door-mounted disconnection without opening the enclosure; confirm frame compatibility between breaker and handle assembly
  • Remote reset accessories for LRD overload relays — allow overload reset from outside the enclosure; verify mounting compatibility with the selected LRD frame

Wrong-Part Prevention Checklist

Before finalizing any TeSys D motor starter BOM, verify every item on this checklist against your motor nameplate, design documents, and site data:

  1. Motor full-load current and voltage verified from nameplate and design documents.
  2. Utilization category for the duty (AC-3 for standard motor starting) identified before selecting contactors.
  3. Short-circuit fault level at the panel confirmed before choosing circuit breakers or fuses.
  4. Contactor and overload combination checked in Schneider's coordination tables for the required Type 1 or Type 2 coordination.
  5. Coil voltage matched to the actual control supply (for example 24 V DC, 120 V AC, 230 V AC).
  6. Star-delta starters used only where six motor terminals are accessible and motor winding configuration is suitable.
  7. Ambient temperature, enclosure type, and derating considerations reviewed for the chosen starter components.

If any item on this checklist cannot be confirmed from available documentation, do not finalize the component selection — contact the LeadTime.ca team for sourcing support and selection verification before placing an order.

Frequently Asked Questions

How do I read an LC1D catalog number to identify the contactor frame size and coil voltage?

The LC1D prefix is followed by digits identifying the frame and current rating — for example LC1D09, LC1D18, LC1D38, and so on up to LC1D150 — and the catalog number suffix encodes the coil voltage. Schneider's catalog documentation maps each suffix letter or letter-number combination to a specific coil voltage and supply type (AC or DC). Always cross-reference the full catalog number against current Schneider documentation before ordering, particularly when reordering from existing panel BOMs that may predate TeSys Deca branding.

When should I move from a thermal LRD overload relay to an LR9D electronic overload?

Use LRD thermal overloads for steady, predictable motor duty where simple bimetallic trip protection is sufficient and remote alarm signaling is not required. Move to LR9D electronic overloads when the application involves variable load profiles, high start frequency, a need for single-phase sensitivity and phase-loss protection, or integration with PLC-based monitoring via alarm output contacts. Electronic overloads are also the better choice for high-value process motors where precise trip class settings reduce the risk of thermal damage from borderline overload conditions.

Can TeSys D direct-on-line starters be upgraded to connected or intelligent solutions without replacing the contactors?

The TeSys D and TeSys Deca contactor family is designed with accessory flexibility as a core feature — auxiliary contact blocks, alarm modules, and interface accessories can be added to existing LC1D contactors. Whether a specific upgrade path to a connected overload management or motor management relay solution is available depends on the specific accessories and modules Schneider supports for the chosen contactor frame. Consult current Schneider documentation or contact a distributor for confirmation of upgrade compatibility before specifying a retrofit project.

How do I verify that my GV2 or GV3 breaker selection provides adequate breaking capacity for my site fault level?

The breaking capacity of a motor circuit breaker must meet or exceed the prospective short-circuit current at the installation point, which requires a fault level study or calculation for the specific panel location. GV2ME, GV2P, and GV3P breakers each have published breaking capacity ratings that must be checked against the site fault level, not just the motor running current. Schneider's coordination tables then confirm which breaker, contactor, and overload relay combinations achieve Type 1 or Type 2 coordination at that fault level — use these tables directly rather than relying on general rules of thumb.

Is it possible to replace older TeSys D contactors with TeSys Deca equivalents in an existing panel without rewiring?

In most cases, TeSys Deca contactors in the same LC1D frame size are physically and electrically compatible with existing TeSys D mounting and wiring arrangements. However, confirm terminal layout, auxiliary contact positions, and accessory attachment points against the specific new and old part numbers before replacing components in a live panel. The coil voltage suffix must also be verified to match the existing control circuit — this is the most common source of errors during like-for-like replacement of TeSys D components.

Why Order TeSys D Components from LeadTime.ca

  • Global shipping on TeSys D contactors, overload relays, motor circuit breakers, and accessories — no single-region limitation
  • Support for multi-motor project BOMs including verification of contactor frame, overload current range, and coil voltage before the order ships
  • Access to current pricing and availability across the full LC1D contactor family and associated GV2/GV3 protection and LRD/LR9D overload relay ranges
  • Volume pricing and lead-time confirmation for panel builders and OEM engineering teams standardizing on TeSys D across multiple projects
  • Sourcing support for less common configurations including star-delta contactor sets, electronic overloads, and accessory combinations that may require lead-time planning

At-a-Glance Summary

  • TeSys D (TeSys Deca) contactors cover AC-3 motor applications up to approximately 150 A, with catalog prefixes LC1D09 through LC1D150
  • Pre-assembled direct-on-line TeSys motor starter combinations are available up to approximately 30 kW at 400 V
  • Star-delta associations using TeSys contactors cover motors up to approximately 355 kW at 400 V, subject to correct component selection
  • LRD bimetallic and LR9D electronic overload relays mount directly to LC1D contactors of matching frame sizes for compact, coordinated assemblies
  • Short-circuit protection is provided by GV2ME, GV2P, or GV3P motor circuit breakers; selection requires confirmation of site fault level and Type 1 or Type 2 coordination requirements
  • Reversing starters require a mechanical interlock between the two LC1D contactors — electrical interlocking alone is not sufficient
  • Star-delta starters require motors with six accessible terminals and delta winding voltage matching the mains supply
  • Coil voltage is encoded in the LC1D catalog number suffix — always verify against the control circuit supply voltage before ordering
  • Type 1 and Type 2 coordination pairings between TeSys D contactors, overload relays, and GV2/GV3 breakers are published in Schneider's coordination documentation and must be followed for compliant designs
  • LeadTime.ca ships TeSys D components worldwide and supports BOM verification, volume pricing, and lead-time confirmation for project and OEM panel builds

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