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SEW WA30-DRS71M4 Right-Angle Geared Motor (SPIROPLAN® Series)
- In-Depth Model Interpretation (SEW SPIROPLAN® Right-Angle Geared Motor)
| الجزء النموذجي | معنى | وصف تفصيلي |
| WA30 | Gearbox Model | W = SPIROPLAN® right‑angle gear unit; A = mounting type (B5 flange); 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 (تقريبا. 1400 rpm at 50 هرتز) |
| SEW | 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 |
- المعلمات التقنية الأساسية (Standard Configuration)
| فئة المعلمة | مواصفة | ملاحظات |
| قوة المحرك | 0.55 كيلوواط (71M4) / 0.37 كيلوواط (71S4) | M version has higher power, distinguished by core length S/M |
| الجهد المقنن | 230/400 V (50 هرتز), 240/480 V (60 هرتز) | Three‑phase AC, star/delta connection |
| التصنيف الحالي | 1.5 أ (0.55 كيلوواط) / 1.14 أ (0.37 كيلوواط) | Full‑load operating current |
| Rated Speed | 1380–1400 rpm (motor side, 50 هرتز) | Synchronous speed 1500 دورة في الدقيقة, 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 (معيار), customizable up to i = 100 | Single‑stage reduction, high ratio in compact size |
| Output Torque | 35–420 Nm (varies with ratio) | تقريبا. 130 Nm at i = 24.5 |
| نوع التركيب | B5 flange mounting (marked A) | B3 foot mounting also available (without A code) |
| فئة الحماية | IP54 (محرك) / IP65 (خياري) | Dust‑ and water‑protected, مناسبة للبيئات الصناعية |
| فئة العزل | Class F | الأعلى. permissible temperature 155 °C, high safety margin |
| وزن | تقريبا. 12–15 kg | Including motor and gearbox, easy installation and maintenance |
- Detailed Specifications of Gearbox and Motor
- Characteristics of WA30 SPIROPLAN® Gearbox
| مميزة | وصف | |
| Transmission Principle | Helical gear drive, right‑angle output, single‑stage reduction | |
| كفاءة | 93–97% (slightly decreases with increasing ratio) | |
| Permissible Radial Load | 700 ن (output shaft) | Suitable for light to medium loads |
| Permissible Axial Load | 350 ن (output shaft) | Limits axial force to protect bearings |
| درجة حرارة التشغيل | -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
| مميزة | وصف | |
| 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 | قمة (معيار), 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 نانومتر |
| Efficiency Class | IE2 (high efficiency) / IE3 (premium efficiency, خياري) | Complies with EU ErP directive, significant energy savings |
- Ratio vs. Output Performance Table (0.55 kW Motor)
| Ratio (i) | Output Speed (دورة في الدقيقة) | Output Torque (نانومتر) | طلب |
| 5 | 276 | 19.8 | High‑speed light load, e.g. small conveyors |
| 8 | 172.5 | 31.7 | Packaging machinery, labeling equipment |
| 10 | 138 | 39.6 | Small mixers, medical machinery |
| 16 | 86.25 | 63.4 | Material lifting, small cranes |
| 20 | 69 | 79.2 | Production line conveying, automation equipment |
| 24.5 | 56.3 | 97 | Typical application, suitable for most general scenarios |
| 30 | 46 | 118.8 | Heavy‑duty low‑speed, e.g. valve actuation |
| 40 | 34.5 | 158.4 | Large mixers, pressing equipment |
| 60 | 23 | 237.6 | Ultra‑low‑speed high‑torque, e.g. winding equipment |
- التطبيقات النموذجية
- Logistics & Conveying: Small belt conveyors, roller conveyors, 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, معدات المختبرات; low noise, high efficiency meet cleanroom requirements
- Building Materials: Small mixers, batching equipment; adapted to dusty environments, maintenance-free design reduces downtime |
- تثبيت & Maintenance Guidelines
- مواصفات التثبيت
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
- متطلبات الأسلاك
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, temperature
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) | ملاحظات |
| Standard Version (0.55 كيلوواط, i=24.5) | 3,800–4,500 | 3,500–4,200 | 3,200–3,900 | WA30‑DRS71M4 |
| With Brake (0.55 كيلوواط, 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 (e.g. 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 |
- نماذج بديلة & Brand Comparison
SEW Same-Series Alternatives
| النموذج البديل | Main Difference | طلب |
| WA30‑DRS71S4 | Lower power 0.37 كيلوواط | 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
| ماركة | النموذج البديل | Performance Comparison | Price Comparison |
| سيمنز | 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 |
| البديل المحلي | 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 مُستَحسَن
- مساحة التثبيت: 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 ساعات; cost recovery in 2-3 سنين
- صيانة: 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:
| الجزء النموذجي | معنى | Available Options |
| دبليو[10/20/30/37/47] | Gearbox Model | W = SPIROPLAN® right‑angle; number = size (10 smallest, 47 largest) |
| A/F/AF | نوع التركيب | A = B5 flange; F = B3 foot; AF = dual flange + foot |
| د[R/E/T] | Motor Type | R = with independent fan; E = IE3 premium efficiency; T = standard motor |
| س[63/71/80/90] | Motor Frame Size | 63/71/80/90; larger number = higher power |
| M/S/L | Core Length | M = medium, S = short, L = long (قوة: س < م < ل) |
| 4 | عدد البولنديين | 4 = 4‑pole (≈1400 rpm at 50 هرتز); 2 = 2‑pole (≈2800 rpm) |
| ب | 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 flange, 4‑pole, independent fan |
- Full Model List (By Size)
- W10 Series (Smallest Size, 0.09-0.12 كيلوواط)
| تصاعد | Motor Model | قوة (كيلوواط) | Ratio Range | Output Torque (نانومتر) | Typical Model |
| 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 كيلوواط)
| تصاعد | Motor Model | قوة (كيلوواط) | Ratio Range | Output Torque (نانومتر) | Typical Model |
| 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 كيلوواط, Most Popular)
| تصاعد | Motor Model | قوة (كيلوواط) | Ratio Range | Output Torque (نانومتر) | Typical Model |
| 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 كيلوواط)
| تصاعد | Motor Model | قوة (كيلوواط) | Ratio Range | Output Torque (نانومتر) | Typical Model |
| 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 كيلوواط)
| تصاعد | Motor Model | قوة (كيلوواط) | Ratio Range | Output Torque (نانومتر) | Typical Model |
| 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, كمية, and lead time.
- Standard Configuration (No Brake, DRS Motor)
| نموذج | قوة (كيلوواط) | Premier Agent Price | General Distributor Price | Bulk Price (≥5 units) | ملاحظات |
| 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 | Small machinery, packaging |
| 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, الناقلات |
| WA47‑DRS90S4 | 1.5 | 6,500–7,200 | 6,000–6,800 | 5,800–6,500 | Heavy‑duty, mixing |
- Special Configuration Price Adjustments
| Special Feature | Price Adjustment | Example Model | Adjusted Price Range |
| Electromagnetic Brake (ب) | +600–800 CNY | WA30‑DRS71M4/B | 4,400–5,300 |
| IE3 Premium Motor (ه) | +300–500 CNY | WA30‑DRE71M4 | 3,100–3,700 |
| Foot Mounting (ف) | 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)
| مقاس | Max Output Torque (نانومتر) | قوة المحرك المناسبة (كيلوواط) | Ratio Range | كفاءة | وزن (كجم) | Permissible Radial Load (ن) |
| 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 كيلوواط)
| Ratio (i) | Output Speed (دورة في الدقيقة) | Output Torque (نانومتر) | Price Adjustment | طلب |
| 5 | 276 | 19.8 | معيار | High‑speed light load, small conveyors |
| 10 | 138 | 39.6 | معيار | Packaging, labeling |
| 20 | 69 | 79.2 | معيار | Line conveying, automation |
| 24.5 | 56.3 | 97 | معيار | 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% أدنى, authorization to be verified
Unauthorized channels: >10% أدنى, no after-sales support; not recommended for industrial use
- Lead Time
In stock: +3-5% for urgent replacement
Futures (4-6 أسابيع): Better pricing for planned projects
- Additional Services
تثبيت & commissioning: +500-1000 CNY (depending on complexity)
Extended warranty (3 سنين): +8-10%
Technical training: +2,000-3,000 CNY per session
- Selection Summary
- مطابقة التحميل: Select size by actual load torque; service factor ≥ 1.2 (max torque ≥ 1.2 × actual torque)
- مساحة التثبيت: Right-angle design saves space; أ (flange) for direct machine connection, ف (foot) for base mounting
- Operating Conditions: DRS series for continuous duty; brake version for frequent starts/stops
- Energy Efficiency: IE3 motors (DRE) for >8000 hours/year operation; cost recovery in 2-3 سنين
5. صيانة: SEW SPIROPLAN® gearboxes are lifetime maintenance-free, ideal for inaccessible location
