HELMKE Helmke DOR250M-08-1G
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 DOR250M-08-1G — Product Overview
The HELMKE Helmke DOR250M-08-1G is a three-phase asynchronous squirrel-cage induction motor designed for demanding industrial applications. It delivers 30 kW of rated power at 750 RPM , built on IEC frame 250.
With IE1 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: Deutschland
Available Mounting Configurations
The Helmke DOR250M-08-1G 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 | 30 kW |
| Number of Poles | 8 |
| IEC Frame Size | 250 mm |
| Rated Speed | 750 RPM |
| Energy Efficiency Class | IE1 |
| Rated Current (400V) | 60.2 A |
| Rated Torque | 392 Nm |
| Full Load Efficiency | 91 % |
| Efficiency at 75% Load | 90.9 % |
| Efficiency at 50% Load | 89.6 % |
| Power Factor (cos φ) | 0.79 |
| Weight | 405 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 | Deutschland |
| Article INDASTRA | DOR250M-08-1G-IE1-30-730 |
Available Mounting Configurations
Each configuration is a distinct article. Click to open the dedicated product page with full documentation.
| Article | Mounting | Price | Delivery | Status | |
|---|---|---|---|---|---|
| DOR250M-08-1G-IE1-30-730-B3 | B3 | On request | Auf Anfrage | In stock | |
| DOR250M-08-1G-IE1-30-730-B35 | B35 | On request | Auf Anfrage | In stock | |
| DOR250M-08-1G-IE1-30-730-B5 | B5 | On request | Auf Anfrage | In stock |
Product Documentation
Industrial Applications
Typical use-cases where HELMKE Helmke DOR250M-08-1G is deployed:
Analogs to HELMKE Helmke DOR250M-08-1G
20 compatible replacementsFunctionally equivalent motors — same frame, power, and pole count from alternative manufacturers.
| Parameter |
HELMKE
Helmke DOR250M-08-1G
30 kW · 750 RPM
Current
|
Lönne
Lönne 1TZ9 C 250M-8
30 kW · 750 RPM
100% match
|
Lönne
Lönne 1TZ9 C 250M-8
37 kW · 750 RPM
60% match
|
Lönne
Lönne 1TZ9 C 250M-8
30 kW · 750 RPM
80% match
|
Lönne
Lönne 1TZ9 C 250M-8
37 kW · 750 RPM
40% match
|
Lönne
Lönne 1TZ9 C 250M-8
30 kW · 750 RPM
80% match
|
Lammers
Lammers 1TZ9502-2CD2
30 kW · 750 RPM
100% match
|
Lammers
Lammers 1TZ9502-2CD6
37 kW · 750 RPM
60% match
|
Lammers
Lammers 1TZ9501-2CD2
30 kW · 750 RPM
80% match
|
Lammers
Lammers 1TZ9501-2CD6
37 kW · 750 RPM
40% match
|
Lammers
Lammers 1TZ9503-2CD2
30 kW · 750 RPM
80% match
|
|---|---|---|---|---|---|---|---|---|---|---|---|
| Brand | HELMKE | Lönne | Lönne | Lönne | Lönne | Lönne | Lammers | Lammers | Lammers | Lammers | Lammers |
| Part Number | DOR250M-08-1G-IE1-30-730 |
1TZ9 C 250M-8-IE1-30-732 | 1TZ9 C 250M-8-IE1-37-730 | 1TZ9 C 250M-8-IE2-30-732 | 1TZ9 C 250M-8-IE2-37-730 | 1TZ9 C 250M-8-IE3-30-735 | 250 M-8-IE1-30-732 | 250 M-8-IE1-37-730 | 250 M-8-IE2-30-732 | 250 M-8-IE2-37-730 | 250 M-8-IE3-30-735 |
| Power (kW) | 30 kW | 30 kW | 37 kW | 30 kW | 37 kW | 30 kW | 30 kW | 37 kW | 30 kW | 37 kW | 30 kW |
| Poles | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Rated Speed | 750 RPM | 750 RPM | 750 RPM | 750 RPM | 750 RPM | 750 RPM | 750 RPM | 750 RPM | 750 RPM | 750 RPM | 750 RPM |
| Frame Size | 250 | 250 | 250 | 250 | 250 | 250 | 250 | 250 | 250 | 250 | 250 |
| Efficiency | IE1 | IE1 | IE1 | IE2 | IE2 | IE3 | IE1 | IE1 | IE2 | IE2 | IE3 |
| Country | Deutschland | — | — | — | — | — | — | — | — | — | — |
| 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 |
More from HELMKE View all
FAQ — HELMKE Helmke DOR250M-08-1G
The HELMKE Helmke DOR250M-08-1G belongs to efficiency class IE1 as per IEC 60034-30-1.
The HELMKE Helmke DOR250M-08-1G 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 30 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 DOR250M-08-1G
Fill in the form and our team will respond within 24 hours.