LEROY_SOMER Leroy Somer FLSES 450LD4
About LEROY_SOMER
LEROY_SOMER from France is a leading manufacturer of industrial equipment, supplying reliable products to customers worldwide. All products come with original manufacturer documentation, CE certification, and full technical support.
LEROY_SOMER Leroy Somer FLSES 450LD4 — Product Overview
The LEROY_SOMER Leroy Somer FLSES 450LD4 is a three-phase asynchronous squirrel-cage induction motor designed for demanding industrial applications. It delivers 800 kW of rated power at 1500 RPM , built on IEC frame 450.
With IE3 energy efficiency classification, this motor delivers superior performance while meeting current EU MEPS (Minimum Energy Performance Standards) under EU regulation 2019/1781. The IE3 class is mandatory in the EU for most motor applications above 0.75 kW, making this unit fully compliant for European installations.
- IP55 degree of protection — dust-tight and jet-water resistant
- Insulation Class F, thermal protection class B — suitable for ambient temperatures up to +40°C
- Duty cycle S1 (continuous operation)
- Cooling method IC411 (totally enclosed fan-cooled, TEFC)
- CE marked, RoHS compliant, meets IEC/EN 60034
- Country of manufacture: Francia
Available Mounting Configurations
The Leroy Somer FLSES 450LD4 is available in 3 mounting configurations: B3, B35, B5. Each configuration has its own article number, enabling direct procurement without substitution errors.
Technical Specifications
| Rated Power | 800 kW |
| Number of Poles | 4 |
| IEC Frame Size | 450 mm |
| Rated Speed | 1500 RPM |
| Energy Efficiency Class | IE3 |
| Rated Current (400V) | 1368 A |
| Rated Torque | 5117 Nm |
| Full Load Efficiency | 97 % |
| Efficiency at 75% Load | 96.8 % |
| Efficiency at 50% Load | 96.4 % |
| Power Factor (cos φ) | 0.87 |
| Weight | 4400 kg |
| Supply Voltage | 400V / 690V (Y/Δ) |
| Frequency | 50 / 60 Hz |
| Protection Class | IP55 |
| Insulation Class | Class F |
| Duty Cycle | S1 (Continuous) |
| Cooling Method | IC411 (TEFC) |
| Standards | IEC/EN 60034, CE |
| Brand | LEROY_SOMER |
| Country of Origin | Francia |
| Article INDASTRA | FLSES 450LD4-IE3-800-1493 |
Available Mounting Configurations
Each configuration is a distinct article. Click to open the dedicated product page with full documentation.
| Article | Mounting | Price | Delivery | Status | |
|---|---|---|---|---|---|
| FLSES 450LD4-IE3-800-1493-B3 | B3 | On request | Da verificare | In stock | |
| FLSES 450LD4-IE3-800-1493-B35 | B35 | On request | Da verificare | In stock | |
| FLSES 450LD4-IE3-800-1493-B5 | B5 | On request | Da verificare | In stock |
Product Documentation
Industrial Applications
Typical use-cases where LEROY_SOMER Leroy Somer FLSES 450LD4 is deployed:
Analogs to LEROY_SOMER Leroy Somer FLSES 450LD4
20 compatible replacementsFunctionally equivalent motors — same frame, power, and pole count from alternative manufacturers.
| Parameter |
LEROY_SOMER
Leroy Somer FLSES 450LD4
800 kW · 1500 RPM
Current
|
Cantoni motor
Cantoni motor 3SIE 450H4B
710 kW · 1500 RPM
60% match
|
Cantoni motor
Cantoni motor 3SIE 450H4C
800 kW · 1500 RPM
100% match
|
Cantoni motor
Cantoni motor 3SIE 450H4D
900 kW · 1500 RPM
60% match
|
Cantoni motor
Cantoni motor 3SIE 450H4E
1000 kW · 1500 RPM
60% match
|
Cantoni motor
Cantoni motor 3SIEK 450H4B
710 kW · 1500 RPM
60% match
|
Cantoni motor
Cantoni motor 3SIEK 450H4C
800 kW · 1500 RPM
100% match
|
Cantoni motor
Cantoni motor 3SIEK 450H4D
900 kW · 1500 RPM
60% match
|
Cantoni motor
Cantoni motor 3SIEK 450H4E
1000 kW · 1500 RPM
60% match
|
Cantoni motor
Cantoni motor 3SIEL 450H4B
710 kW · 1500 RPM
60% match
|
Cantoni motor
Cantoni motor 3SIEL 450H4C
800 kW · 1500 RPM
100% match
|
|---|---|---|---|---|---|---|---|---|---|---|---|
| Brand | LEROY_SOMER | Cantoni motor | Cantoni motor | Cantoni motor | Cantoni motor | Cantoni motor | Cantoni motor | Cantoni motor | Cantoni motor | Cantoni motor | Cantoni motor |
| Part Number | FLSES 450LD4-IE3-800-1493 |
3SIE 450H4B-IE3-710-1492 | 3SIE 450H4C-IE3-800-1493 | 3SIE 450H4D-IE3-900-1493 | 3SIE 450H4E-IE3-1000-1493 | 3SIEK 450H4B-IE3-710-1492 | 3SIEK 450H4C-IE3-800-1493 | 3SIEK 450H4D-IE3-900-1493 | 3SIEK 450H4E-IE3-1000-1493 | 3SIEL 450H4B-IE3-710-1492 | 3SIEL 450H4C-IE3-800-1493 |
| Power (kW) | 800 kW | 710 kW | 800 kW | 900 kW | 1000 kW | 710 kW | 800 kW | 900 kW | 1000 kW | 710 kW | 800 kW |
| Poles | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Rated Speed | 1500 RPM | 1500 RPM | 1500 RPM | 1500 RPM | 1500 RPM | 1500 RPM | 1500 RPM | 1500 RPM | 1500 RPM | 1500 RPM | 1500 RPM |
| Frame Size | 450 | 450 | 450 | 450 | 450 | 450 | 450 | 450 | 450 | 450 | 450 |
| Efficiency | IE3 | IE3 | IE3 | IE3 | IE3 | IE3 | IE3 | IE3 | IE3 | IE3 | IE3 |
| Country | Francia | — | — | — | — | — | — | — | — | — | — |
| Price | On request | On request | On request | On request | On request | On request | On request | On request | On request | On request | On request |
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FAQ — LEROY_SOMER Leroy Somer FLSES 450LD4
The LEROY_SOMER Leroy Somer FLSES 450LD4 belongs to efficiency class IE3 as per IEC 60034-30-1. IE3 (Premium Efficiency) is the standard efficiency class in the EU for motors from 0.75 kW.
The LEROY_SOMER Leroy Somer FLSES 450LD4 is available in the following mounting configurations: B3, B35, B5. Each variant has its own article number and may have different lead times.
Delivery to Germany, France, Italy and other EU countries typically takes 5–15 business days from stock. Contact us for exact lead time for this specific model.
Yes. LEROY_SOMER electric motors comply with EU directives including CE marking, RoHS, and REACH regulations. All motors meet IEC/EN 60034 standards. Documentation is available upon request.
Yes — 20 compatible analog model(s) are listed on this page. They share the same frame size, pole count, and 800 kW power rating. Use our analog comparison table below for a detailed spec-by-spec comparison.
INDASTRA accepts international bank transfer (SWIFT/SEPA), Letters of Credit (L/C), and advance payment. All prices are in EUR excluding VAT. A formal invoice is provided for every order.
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