Overview
The LC1DT40SD is a Schneider TeSys Deca contactor rated 40 A in AC-1 resistive load duty, with four normally-open poles and a 72 V DC standard coil.
An RFQ confirms current availability and lead time for this exact build.

Schneider Electric TeSys Deca LC1DT40SD contactor, 4-pole (4 NO), 40 A AC-1 rating, 72 V DC standard coil, IP20, rail/plate mount, discontinued.
| Parameter | Value |
|---|---|
| Range of product | TeSys Deca |
| Product or component type | Contactor |
| Climatic withstand | conforming to IACS E10 exposure to damp heat conforming to IEC 60947-1 Annex Q category D exposure to damp heat |
| [Ue] rated operational voltage | Power circuit: Power circuit: 10 MOhm for signalling circuit |
| Poles description | 4P |
| Utilisation category | AC-1 |
| IP degree of protection | IP20 front face conforming to IEC 60529 |
| Mounting support | Rail Plate |
| Operating altitude | 0...3000 m |
| Depth | 107 mm |
| Width | 45 mm |
| Height | 91 mm |
| Parameter | Value |
|---|---|
| Standards | CSA C22.2 No 14 EN 60947-4-1 EN 60947-5-1 IEC 60947-4-1 IEC 60947-5-1 UL 60947-4-1 IEC 60335-1 |
| Range | TeSys TeSys Deca |
| Fire resistance | 850 °C conforming to IEC 60695-2-1 |
| Flame retardance | V1 conforming to UL 94 |
| Non-overlap time | 1.5 ms on de-energisation between NC and NO contact 1.5 ms on energisation between NC and NO contact |
| Device short name | LC1D |
| Protective treatment | TH conforming to IEC 60068-2-30 |
| Contactor application | Resistive load |
| Mechanical robustness | Vibrations contactor open (2 Gn, 5...300 Hz) Vibrations contactor closed (4 Gn, 5...300 Hz) Shocks contactor closed (15 Gn for 11 ms) Shocks contactor open (8 Gn for 11 ms) |
| Permissible ambient air temperature around the device | -40...60 °C 60...70 °C with derating |
The LC1DT40SD is a Schneider TeSys Deca contactor rated 40 A in AC-1 resistive load duty, with four normally-open poles and a 72 V DC standard coil.
An RFQ confirms current availability and lead time for this exact build.
Alternative models and sibling configurations in the same Schneider Electric series. For obsolete or discontinued parts, these models can serve as compatible replacements or functional alternatives for plant maintenance.
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