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SEW WA30-DRS71M4 Winkelgetriebemotor (SPIROPLAN®-Serie)
- In-Depth Model Interpretation (SEW SPIROPLAN® Right-Angle Geared Motor)
| Model Segment | Bedeutung | Detaillierte Beschreibung |
| WA30 | Gearbox Model | W = SPIROPLAN® right‑angle gear unit; A = mounting type (B5-Flansch); 30 = size (suitable for 0.18–1.1 kW motors) |
| DRS71M4 | Motor Model | D = standard asynchronous motor; R = with independent fan; S = frame size 71; M = core length; 4 = 4‑pole (ca. 1400 rpm at 50 Hz) |
| NÄHEN | Brand Logo | SEW‑EURODRIVE, Germany – global leader in drive technology |
| Complete Model Example | WA30‑DRS71M4 | SPIROPLAN® right‑angle gear unit + 0.55 kW standard asynchronous motor, B5 flange mounting, 4-Pole |
- Technische Kernparameter (Standard Configuration)
| Parameterkategorie | Spezifikation | Bemerkungen |
| Motor Power | 0.55 kW (71M4) / 0.37 kW (71S4) | M version has higher power, distinguished by core length S/M |
| Nennspannung | 230/400 V (50 Hz), 240/480 V (60 Hz) | Three‑phase AC, star/delta connection |
| Nennstrom | 1.5 A (0.55 kW) / 1.14 A (0.37 kW) | Full‑load operating current |
| Rated Speed | 1380–1400 rpm (motor side, 50 Hz) | Synchronous speed 1500 U/min, slip approx. 2–3% |
| Gearbox Type | SPIROPLAN® right‑angle (steel‑on‑steel gear set) | Wear‑resistant design, special tooth meshing, high efficiency |
| Ratio Range | i = 5–60 (Standard), customizable up to i = 100 | Single‑stage reduction, high ratio in compact size |
| Output Torque | 35–420 Nm (varies with ratio) | Ca. 130 Nm at i = 24.5 |
| Mounting Type | B5 flange mounting (marked A) | B3 foot mounting also available (without A code) |
| Schutzklasse | IP54 (Motor) / IP65 (optional) | Dust‑ and water‑protected, geeignet für industrielle Umgebungen |
| Insulation Class | Class F | Max. permissible temperature 155 °C, high safety margin |
| Gewicht | Ca. 12–15 kg | Including motor and gearbox, easy installation and maintenance |
- Detailed Specifications of Gearbox and Motor
- Characteristics of WA30 SPIROPLAN® Gearbox
| Merkmal | Beschreibung | |
| Transmission Principle | Helical gear drive, right‑angle output, single‑stage reduction | |
| Effizienz | 93–97% (slightly decreases with increasing ratio) | |
| Permissible Radial Load | 700 N (output shaft) | Suitable for light to medium loads |
| Permissible Axial Load | 350 N (output shaft) | Limits axial force to protect bearings |
| Betriebstemperatur | -10 °C ~ +40 °C | Derating required above 40 °C; power reduced by 10% per 10 °C rise |
| Lubrication Method | Maintenance‑free for life (factory‑filled synthetic grease) | No periodic refueling needed, reduces maintenance cost |
- Characteristics of DRS71M4 Motor
| Merkmal | Beschreibung | |
| Cooling Method | IC416 (forced cooling with independent fan) | Marked R, suitable for frequent starts/stops and continuous operation |
| Rotor Type | Squirrel‑cage asynchronous rotor | Robust structure, high reliability, easy maintenance |
| Terminal Box Position | Top (Standard), side customizable | Convenient on‑site wiring and maintenance |
| Brake Option | Electromagnetic brake optional (add /B to model) | Fail‑safe brake, reliable, braking torque approx. 2.5 Nm |
| Efficiency Class | IE2 (high efficiency) / IE3 (premium efficiency, optional) | Complies with EU ErP directive, significant energy savings |
- Ratio vs. Output Performance Table (0.55 kW-Motor)
| Verhältnis (i) | Output Speed (U/min) | Output Torque (Nm) | Anwendung |
| 5 | 276 | 19.8 | High‑speed light load, z.B. small conveyors |
| 8 | 172.5 | 31.7 | Verpackungsmaschinen, labeling equipment |
| 10 | 138 | 39.6 | Small mixers, medical machinery |
| 16 | 86.25 | 63.4 | Material lifting, kleine Kräne |
| 20 | 69 | 79.2 | Production line conveying, Automatisierungsgeräte |
| 24.5 | 56.3 | 97 | Typical application, suitable for most general scenarios |
| 30 | 46 | 118.8 | Heavy‑duty low‑speed, z.B. valve actuation |
| 40 | 34.5 | 158.4 | Large mixers, pressing equipment |
| 60 | 23 | 237.6 | Ultra‑low‑speed high‑torque, z.B. winding equipment |
- Typische Anwendungen
- Logistics & Conveying: Small belt conveyors, Rollenbahnen, sorting lines, providing precise speed control and reliable power
- Packaging Machinery: Labelers, fillers, carton sealers, adapting to frequent starts/stops and variable speed requirements
- Food & Beverage: Bottle conveying, can processing, packaging lines; IP54 protection suitable for humid environments
- Automation Equipment: Assembly lines, inspection equipment, robot loading/unloading mechanisms, compact size saves space
- Medical & Pharmaceutical: Medicine packaging, laboratory equipment; low noise, high efficiency meet cleanroom requirements
- Building Materials: Small mixers, batching equipment; adapted to dusty environments, maintenance-free design reduces downtime |
- Installation & Wartungsrichtlinien
- Installationsspezifikationen
Flange mounting surface must be flat and clean; bolt torque follows SEW standards (18 Nm for M8 bolts)
Use flexible coupling for output shaft connection to avoid excessive radial force
Ensure good heat dissipation at installation location, keep at least 100 mm away from heat sources
- Verkabelungsanforderungen
Motor must be grounded for safety
Secure terminal connections inside terminal box; crimped lugs recommended
Stepless speed control via frequency inverter is compatible with DRS series motors
- Maintenance Intervals
Routine inspection: Once per month, check noise, Vibration, Temperatur
Annual maintenance: Clean motor fan cover, check terminal tightness
Gearbox: Lifetime maintenance-free, no grease replacement required
- 2026 Market Price Reference (CNY, 13% VAT Included)
| Configuration | Premier Agent Price | General Distributor Price | Bulk Price (≥5 units) | Bemerkungen |
| Standard Version (0.55 kW, i=24.5) | 3,800–4,500 | 3,500–4,200 | 3,200–3,900 | WA30‑DRS71M4 |
| With Brake (0.55 kW, i=24.5) | 4,500–5,200 | 4,200–4,900 | 3,900–4,600 | WA30‑DRS71M4/B |
| 0.37 kW Version (71S4, i=24.5) | 3,500–4,200 | 3,200–3,900 | 2,900–3,600 | WA30‑DRS71S4 |
| Price Factors | • Ratio: Special ratios (z.B. i=5 / i=60) +100–300 CNY | |||
| • Mounting: B3 foot mounting 100–200 CNY cheaper than B5 flange | ||||
| • Protection: IP65 upgrade +300–500 CNY | ||||
| • Lead time: In stock +3–5%; 4–6 week lead time at better prices |
- Alternative Modelle & Brand Comparison
SEW Same-Series Alternatives
| Alternatives Modell | Hauptunterschied | Anwendung |
| WA30‑DRS71S4 | Lower power 0.37 kW | Light loads, cost‑optimized projects |
| WF30‑DRS71M4 | F = foot mounting (B3) | Direct mounting on equipment base |
| WA30‑DRE71M4 | E = IE3 premium efficiency motor | High energy‑saving demand, long‑term operation |
| WA30‑DRS71M4/B | With electromagnetic brake | Equipment requiring quick stop or positioning |
Other Brand Alternatives
| Marke | Alternatives Modell | Performance Comparison | Price Comparison |
| Siemens | SIMOGEAR 2QA1030‑7AA00 | Same power, slightly lower efficiency (92–95%) | 5–10% higher than SEW |
| Bonfiglioli | 304.2 NMRV+71M4 | Worm gearbox, lower efficiency (85–90%) but lower cost | 15–20% lower than SEW |
| NORD | SK 0325.1‑71M/4 | Helical gearbox, high efficiency (95–97%), slightly larger size | Comparable to SEW |
| Domestic Alternative | ZGY30‑71M4 (Ziguang) | Similar performance, 1‑year warranty | 30–40% lower than SEW |
- Selection Summary
- Load Evaluation: Select power and ratio based on actual load torque; service factor ≥ 1.2 empfohlen
- Installation Space: Right-angle design saves space, ideal for internal installation; B5 flange suits direct machine connection
- Operating Conditions: DRS series (independent fan) for continuous operation; brake version for frequent starts/stops
- Energy Saving: IE3 premium motors (DRE series) recommended for annual operation >8000 Std.; cost recovery in 2-3 Jahre
- Wartung: SEW SPIROPLAN® gearbox is lifetime maintenance-free, suitable for hard-to-reach locations
SEW W-Series (SPIROPLAN®) Right-Angle Gearbox Model List & Price List (March 2026)
- Detailed Model Naming Rules
SEW W-series SPIROPLAN® right-angle gearboxes use a standardized naming system for quick identification of key parameters:
| Model Segment | Bedeutung | Available Options |
| W[10/20/30/37/47] | Gearbox Model | W = SPIROPLAN® right‑angle; number = size (10 smallest, 47 largest) |
| A/F/AF | Mounting Type | A = B5 flange; F = B3 foot; AF = dual flange + foot |
| D[R/E/T] | Motor Type | R = with independent fan; E = IE3 premium efficiency; T = standard motor |
| S[63/71/80/90] | Motor Frame Size | 63/71/80/90; larger number = higher power |
| M/S/L | Core Length | M = mittel, S = short, L = long (Leistung: S < M < L) |
| 4 | Anzahl der Pole | 4 = 4‑pole (≈1400 rpm at 50 Hz); 2 = 2‑pole (≈2800 rpm) |
| B | Optional Feature | B = electromagnetic brake; none = no brake |
| Complete Model Example | WA30‑DRS71M4 | SPIROPLAN® right‑angle gear unit + 0.55 kW standard asynchronous motor, B5-Flansch, 4-Pole, independent fan |
- Full Model List (By Size)
- W10 Series (Smallest Size, 0.09-0.12 kW)
| Montage | Motor Model | Leistung (kW) | Ratio Range | Output Torque (Nm) | Typisches Modell |
| WA10 | DRS63S4 | 0.12 | 5–60 | 25 | WA10‑DRS63S4 |
| WF10 | DRS63S4 | 0.12 | 5–60 | 25 | WF10‑DRS63S4 |
| WAF10 | DRS63S4 | 0.12 | 5–60 | 25 | WAF10‑DRS63S4 |
| WA10 | DRS63S4/B | 0.12 | 5–60 | 25 | WA10‑DRS63S4/B (with brake) |
- W20 Series (0.12-0.37 kW)
| Montage | Motor Model | Leistung (kW) | Ratio Range | Output Torque (Nm) | Typisches Modell |
| WA20 | DRS63M4 | 0.25 | 5–60 | 40 | WA20‑DRS63M4 |
| WF20 | DRS71S4 | 0.37 | 5–60 | 40 | WF20‑DRS71S4 |
| WAF20 | DRE71S4 | 0.37 (IE3) | 5–60 | 40 | WAF20‑DRE71S4 |
| WA20 | DRS71S4/B | 0.37 | 5–60 | 40 | WA20‑DRS71S4/B |
- W30 Series (0.37-0.55 kW, Most Popular)
| Montage | Motor Model | Leistung (kW) | Ratio Range | Output Torque (Nm) | Typisches Modell |
| WA30 | DRS71S4 | 0.37 | 5–60 | 70 | WA30‑DRS71S4 |
| WF30 | DRS71M4 | 0.55 | 5–60 | 70 | WF30‑DRS71M4 |
| WAF30 | DRE71M4 | 0.55 (IE3) | 5–60 | 70 | WAF30‑DRE71M4 |
| WA30 | DRS71M4/B | 0.55 | 5–60 | 70 | WA30‑DRS71M4/B |
- W37 Series (0.75-1.1 kW)
| Montage | Motor Model | Leistung (kW) | Ratio Range | Output Torque (Nm) | Typisches Modell |
| WA37 | DRS80M4 | 0.75 | 5–60 | 110 | WA37‑DRS80M4 |
| WF37 | DRS80L4 | 1.1 | 5–60 | 110 | WF37‑DRS80L4 |
| WAF37 | DRE80M4 | 0.75 (IE3) | 5–60 | 110 | WAF37‑DRE80M4 |
| WA37 | DRS80M4/B | 0.75 | 5–60 | 110 | WA37‑DRS80M4/B |
- W47 Series (Largest Size, 1.5-3 kW)
| Montage | Motor Model | Leistung (kW) | Ratio Range | Output Torque (Nm) | Typisches Modell |
| WA47 | DRS90S4 | 1.5 | 5–60 | 180 | WA47‑DRS90S4 |
| WF47 | DRS90L4 | 2.2 | 5–60 | 180 | WF47‑DRS90L4 |
| WAF47 | DRE90M4 | 1.5 (IE3) | 5–60 | 180 | WAF47‑DRE90M4 |
| WA47 | DRS90M4/B | 1.5 | 5–60 | 180 | WA47‑DRS90M4/B |
- Price List (March 2026, CNY, 13% VAT Included)
Prices are based on authorized SEW premier agents and may vary by channel, quantity, and lead time.
- Standard Configuration (No Brake, DRS Motor)
| Modell | Leistung (kW) | Premier Agent Price | General Distributor Price | Bulk Price (≥5 units) | Bemerkungen |
| WA10‑DRS63S4 | 0.12 | 1,800–2,200 | 1,600–2,000 | 1,500–1,800 | Smallest size, light‑duty |
| WA20‑DRS63M4 | 0.25 | 2,200–2,600 | 2,000–2,400 | 1,900–2,200 | Kleine Maschinen, Verpackung |
| WA30‑DRS71S4 | 0.37 | 2,800–3,200 | 2,600–3,000 | 2,500–2,800 | General‑purpose, cost‑effective |
| WA30‑DRS71M4 | 0.55 | 3,800–4,500 | 3,500–4,200 | 3,200–3,900 | Most popular, universal |
| WA37‑DRS80M4 | 0.75 | 4,800–5,500 | 4,500–5,200 | 4,200–4,900 | Medium‑duty, Förderer |
| WA47‑DRS90S4 | 1.5 | 6,500–7,200 | 6,000–6,800 | 5,800–6,500 | Heavy‑duty, mixing |
- Special Configuration Price Adjustments
| Besonderheit | Price Adjustment | Example Model | Adjusted Price Range |
| Electromagnetic Brake (B) | +600–800 CNY | WA30‑DRS71M4/B | 4,400–5,300 |
| IE3 Premium Motor (E) | +300–500 CNY | WA30‑DRE71M4 | 3,100–3,700 |
| Foot Mounting (F) | Same or -100 CNY | WF30‑DRS71M4 | 3,700–4,400 |
| Dual Mounting (AF) | +200–300 CNY | WAF30‑DRS71M4 | 4,000–4,800 |
| Special Ratio (i>40) | +100–200 CNY | WA30‑DRS71M4 (i=60) | 3,900–4,700 |
- Core Technical Parameters Summary (By Size)
| Größe | Max Output Torque (Nm) | Geeignete Motorleistung (kW) | Ratio Range | Effizienz | Gewicht (kg) | Permissible Radial Load (N) |
| W10 | 25 | 0.09–0.12 | 5–60 | 93–97% | 4–5 | 200 |
| W20 | 40 | 0.12–0.37 | 5–60 | 93–97% | 6–7 | 350 |
| W30 | 70 | 0.37–0.55 | 5–60 | 93–97% | 8–10 | 500 |
| W37 | 110 | 0.75–1.1 | 5–60 | 93–97% | 12–14 | 700 |
| W47 | 180 | 1.5–3.0 | 5–60 | 93–97% | 18–22 | 1000 |
- Ratio-Torque Table (WA30-DRS71M4, 0.55 kW)
| Verhältnis (i) | Output Speed (U/min) | Output Torque (Nm) | Price Adjustment | Anwendung |
| 5 | 276 | 19.8 | Standard | High‑speed light load, small conveyors |
| 10 | 138 | 39.6 | Standard | Verpackung, Beschriftung |
| 20 | 69 | 79.2 | Standard | Line conveying, automation |
| 24.5 | 56.3 | 97 | Standard | General‑purpose typical |
| 30 | 46 | 118.8 | +100 CNY | Heavy low‑speed, valve drive |
| 40 | 34.5 | 158.4 | +150 CNY | Large mixers, pressing |
| 60 | 23 | 237.6 | +200 CNY | Ultra‑low‑speed high‑torque, winding |
- Detailed Price Influencing Factors
- Procurement Channel
Premier agents: Stable pricing, genuine units, 18-month warranty, 13% VAT invoice
Secondary distributors: 3-8% untere, authorization to be verified
Unauthorized channels: >10% untere, no after-sales support; not recommended for industrial use
- Lead Time
In stock: +3-5% for urgent replacement
Futures (4-6 weeks): Better pricing for planned projects
- Additional Services
Installation & commissioning: +500-1000 CNY (depending on complexity)
Extended warranty (3 Jahre): +8-10%
Technical training: +2,000-3,000 CNY per session
- Selection Summary
- Lastabgleich: Select size by actual load torque; service factor ≥ 1.2 (max torque ≥ 1.2 × actual torque)
- Installation Space: Right-angle design saves space; A (flange) for direct machine connection, F (foot) for base mounting
- Operating Conditions: DRS series for continuous duty; brake version for frequent starts/stops
- Energy Efficiency: IE3 motors (DRE) für >8000 hours/year operation; cost recovery in 2-3 Jahre
5. Wartung: SEW SPIROPLAN® gearboxes are lifetime maintenance-free, ideal for inaccessible location
