HELMKE Helmke DOR355L-06-2G
About HELMKE
HELMKE from Germany 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.
HELMKE Helmke DOR355L-06-2G — Product Overview
The HELMKE Helmke DOR355L-06-2G is a three-phase asynchronous squirrel-cage induction motor designed for demanding industrial applications. It delivers 250 kW of rated power at 1000 RPM , built on IEC frame 355.
With IE2 energy efficiency classification, this motor delivers superior performance while meeting current EU MEPS (Minimum Energy Performance Standards) under EU regulation 2019/1781.
- 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: Alemania
Available Mounting Configurations
The Helmke DOR355L-06-2G 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 | 250 kW |
| Number of Poles | 6 |
| IEC Frame Size | 355 mm |
| Rated Speed | 1000 RPM |
| Energy Efficiency Class | IE2 |
| Rated Current (400V) | 431 A |
| Rated Torque | 2411 Nm |
| Full Load Efficiency | 95 % |
| Efficiency at 75% Load | 95 % |
| Efficiency at 50% Load | 94.2 % |
| Power Factor (cos φ) | 0.88 |
| Weight | 2150 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 | HELMKE |
| Country of Origin | Alemania |
| Article INDASTRA | DOR355L-06-2G-IE2-250-990 |
Available Mounting Configurations
Each configuration is a distinct article. Click to open the dedicated product page with full documentation.
| Article | Mounting | Price | Delivery | Status | |
|---|---|---|---|---|---|
| DOR355L-06-2G-IE2-250-990-B3 | B3 | On request | Consultar | In stock | |
| DOR355L-06-2G-IE2-250-990-B35 | B35 | On request | Consultar | In stock | |
| DOR355L-06-2G-IE2-250-990-B5 | B5 | On request | Consultar | In stock |
Product Documentation
Industrial Applications
Typical use-cases where HELMKE Helmke DOR355L-06-2G is deployed:
Analogs to HELMKE Helmke DOR355L-06-2G
20 compatible replacementsFunctionally equivalent motors — same frame, power, and pole count from alternative manufacturers.
| Parameter |
HELMKE
Helmke DOR355L-06-2G
250 kW · 1000 RPM
Current
|
Lönne
Lönne 1TZ5 C 355L-6
355 kW · 1000 RPM
40% match
|
Lönne
Lönne 1TZ5 C 355L-6
400 kW · 1000 RPM
40% match
|
Lönne
Lönne 1TZ5 C 355M-6
315 kW · 1000 RPM
40% match
|
Cantoni motor
Cantoni motor 2SIE 355H6C
315 kW · 1000 RPM
60% match
|
Cantoni motor
Cantoni motor 2SIE 355H6D
355 kW · 1000 RPM
60% match
|
Cantoni motor
Cantoni motor 2SIE 355ML6A
200 kW · 1000 RPM
60% match
|
Cantoni motor
Cantoni motor 2SIE 355ML6B
250 kW · 1000 RPM
100% match
|
Cantoni motor
Cantoni motor 2SIEK 355H6C
315 kW · 1000 RPM
60% match
|
Cantoni motor
Cantoni motor 2SIEK 355H6D
355 kW · 1000 RPM
60% match
|
Cantoni motor
Cantoni motor 2SIEK 355ML6A
200 kW · 1000 RPM
60% match
|
|---|---|---|---|---|---|---|---|---|---|---|---|
| Brand | HELMKE | Lönne | Lönne | Lönne | Cantoni motor | Cantoni motor | Cantoni motor | Cantoni motor | Cantoni motor | Cantoni motor | Cantoni motor |
| Part Number | DOR355L-06-2G-IE2-250-990 |
1TZ5 C 355L-6-IE3-355-993 | 1TZ5 C 355L-6-IE3-400-994 | 1TZ5 C 355M-6-IE3-315-993 | 2SIE 355H6C-IE2-315-992 | 2SIE 355H6D-IE2-355-991 | 2SIE 355ML6A-IE2-200-989 | 2SIE 355ML6B-IE2-250-990 | 2SIEK 355H6C-IE2-315-992 | 2SIEK 355H6D-IE2-355-991 | 2SIEK 355ML6A-IE2-200-989 |
| Power (kW) | 250 kW | 355 kW | 400 kW | 315 kW | 315 kW | 355 kW | 200 kW | 250 kW | 315 kW | 355 kW | 200 kW |
| Poles | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Rated Speed | 1000 RPM | 1000 RPM | 1000 RPM | 1000 RPM | 1000 RPM | 1000 RPM | 1000 RPM | 1000 RPM | 1000 RPM | 1000 RPM | 1000 RPM |
| Frame Size | 355 | 355 | 355 | 355 | 355 | 355 | 355 | 355 | 355 | 355 | 355 |
| Efficiency | IE2 | IE3 | IE3 | IE3 | IE2 | IE2 | IE2 | IE2 | IE2 | IE2 | IE2 |
| Country | Alemania | — | — | — | — | — | — | — | — | — | — |
| Price | On request | On request | On request | On request | On request | On request | On request | On request | On request | On request | On request |
| YOU ARE HERE |
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FAQ — HELMKE Helmke DOR355L-06-2G
The HELMKE Helmke DOR355L-06-2G belongs to efficiency class IE2 as per IEC 60034-30-1. IE2 (High Efficiency) motors offer significant energy savings over standard IE1 motors.
The HELMKE Helmke DOR355L-06-2G 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. HELMKE 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 250 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.
Request Quote — HELMKE Helmke DOR355L-06-2G
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