ebmpapst W3G630 AxiBlade Series 630mm EC Axial Fan
Product Overview
This series includes two models: W3G630-NR63-01 and W3G630-NU33-01. They are large-size high-efficiency three-phase EC axial fans adopting sickle-shaped AxiBlade blades, equipped with integrated EC motor, complete intelligent control and multiple protection functions. Featuring high airflow, good static pressure, IP55 protection and wide temperature adaptability, they are widely used in large industrial ventilation, refrigeration, HVAC and other heavy-duty scenarios.
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1. Core Performance Parameters
| Item | W3G630-NR63-01 | W3G630-NU33-03 |
|---|---|---|
| Motor Model | M3G112-GA | M3G150-IF |
| Power Supply | 3-phase 380~480 VAC, 50/60 Hz | 3-phase 380~480 VAC, 50/60 Hz |
| Rated Speed | 1260 rpm | 1800 rpm |
| Rated Power | 1150 W | 3600 W |
| Rated Current | 1.8 A | 5.5 A |
| Max Static Pressure | 240 Pa | 440 Pa |
| Airflow @ Optimal Efficiency | 9990 m³/h | 16530 m³/h |
| Overall Efficiency | 53.4% | 49.8% |
| Efficiency Grade | 59.7 | 53 |
| Weight | 24.3 kg | 39.3 kg |
2. General Specifications
| Item | Technical Details |
|---|---|
| Fan Size | 630 mm |
| Blade | 5 pieces, sickle-shaped, 0° pitch, PP material |
| Structure Material | Fan housing/protective grille: Galvanized steel with black plastic coating; Electronic box: Die-cast aluminum; Terminal box: PP plastic |
| Rotation & Airflow | Clockwise (viewed from rotor); Axial outflow |
| Protection Class | IP55 |
| Insulation Class | F |
| Operation Mode | S1 (24-hour continuous operation) |
| Bearing | Sealed precision ball bearing |
| Operating Temp | -40 ℃ ~ +60 ℃ (Intermittent startup allowed below -25 ℃) |
| Storage Temp | -40 ℃ ~ +80 ℃ |
| Mounting | Shaft horizontal / rotor downward (rotor upward optional); Equipped with drainage holes |
| Mounting Aperture | BG630: Ø785 mm; BG710: Ø830 mm; BG800: Ø950 mm; BG910: Ø1050 mm |
3. Control & Communication Functions
- Speed Regulation: Support 0-10V analog / PWM dual speed control
- Communication: Built-in MODBUS-RTU V6.3 protocol, compatible with remote parameter setting
- I/O Interface: Configurable digital input, analog input & output, fault relay output
- Auxiliary Power: 3.3~24 VDC adjustable output (Max 800 mW)
- Status Indicator: LED lights (green/ orange/ red) for normal, warning and fault states
- Start Mode: Soft start to reduce inrush current
4. Built-in Protection & EMC
- Electrical Protection: Reverse polarity protection, locked rotor protection, over/under voltage & phase loss protection, motor current limiting
- Thermal Protection: Overheat protection for motor and electronic components
- Leakage Current: ≤ 3.5 mA
- EMC Compliance: Meet EN 61000-6-2 (anti-interference) and EN 61000-6-3 (emission) standards
5. Certifications & Standards
Comply with EN 61800-5-1; Certifications: CE, UKCA, EAC, UL, CSA. Fully meet EU ErP 2015 energy efficiency requirements.
6. Main Features
- High Efficiency & Large Air Volume: Optimized sickle blades deliver high airflow while keeping energy consumption low, exceeding ErP standards.
- Reliable Structure: IP55 dustproof and waterproof design, sturdy metal shell, suitable for harsh industrial environments.
- Powerful Control: Rich interfaces and MODBUS communication enable easy access to centralized intelligent control systems.
- Full Protection: Multiple electrical and thermal protection mechanisms ensure long-term stable operation.
- Good Adaptability: Wide temperature range, vibration resistance, support various installation ways.
7. Application Scenarios
Dry coolers, large industrial air conditioners, factory ventilation and exhaust, refrigeration systems, energy storage equipment, large power cabinet heat dissipation and other large-scale air handling equipment.
Our Services
Faster delivery | Worldwide shipping | Alternative supply | Sample service | Test and warranty | In-Stock (Most products) | Quality Assured | Customization | Competitive Pricing | Cost-effective modules
Product Description
We specialize in supplying a full range of industrial and commercial cooling fans, including Axial fans, Centrifugal fans, Tangential blowers, Blowers, Air condition fans, Data center fans, and ICT fans. These fans are widely used in HVAC systems, air conditioning units, data centers, industrial automation equipment, telecom base stations, and power cabinets.
For each model, we offer three flexible supply options to meet different budget and application needs:
- New Original: 100% genuine brand-name fans, with full factory specifications and performance guarantees.
- Cost-effective Compatible: High-quality alternative fans with matching dimensions, airflow, and reliability at a lower cost.
- Economical Second-hand / Refurbished: Fully cleaned and tested units, ideal for cost-sensitive projects without compromising stability.
Key advantages for your projects:
✅ Wide range of categories: covers all major types, from compact DC fans to industrial axial/centrifugal blowers.
✅ Africa-ready performance: optimized for high-temperature, high-dust environments, perfectly suited for local conditions.
✅ Complete range & customization: various sizes, voltages, and speeds available on request.
✅ Strict quality control: every fan is tested for airflow, static pressure, noise, and stability before shipment.
✅ Reliable after-sales support: 1-year warranty included, with return/exchange options for quality issues under normal use.
About Us
Skyward Telecom (also known as Skywardtel) was founded in 2009. We have always been guided by the principle of integrity, with a mission to help engineers and businesses overcome the challenges of sourcing high-quality, cost-effective communication and cooling products.
Over the years, we have provided reliable solutions to users in more than 80 countries worldwide, earning widespread recognition for our professionalism and service.
FAQ
- Who are we?
We are a professional cooling fan supplier based in Guangdong, China, since 2009. We specialize in a full range of industrial and commercial fans, serving customers worldwide with a core focus on:
- Africa (50.00%)
- Europe (15.00%)
- Middle East (10.00%)
- Southeast Asia (5.00%)
- Americas (20.00%)
Our team has about 80-100 people, with dedicated support for emerging markets like Africa.
- How can we guarantee fan quality?
- Pre-production samples are available for confirmation before bulk orders.
- Every fan undergoes a full performance test (airflow, static pressure, noise, and stability) before shipment.
- All new, compatible, or refurbished fans are professionally cleaned and inspected.
- Only units passing our strict quality control are packed and shipped.
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What types of fans can you buy from us?
We offer a complete range of cooling solutions, including:
- Axial fans: Compact DC fans (AxiForce-style) and industrial axial fans (200/250/300mm)
- Centrifugal fans: EC/AC centrifugal blowers for HVAC and industrial applications
- Tangential blowers: Cross-flow fans for air conditioners and ventilation systems
- Blowers: High-pressure blowers for boilers, heating systems, and industrial equipment
- Air condition fans: Specialized fans for commercial and industrial air conditioning units
- Data center fans: High-efficiency fans for servers, cabinets, and cooling systems
- ICT fans: Fans for telecom base stations, switches, and network equipment
We provide new original, cost-effective compatible, and tested second-hand/refurbished options for most models and brands.
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Why should you buy fans from us instead of other suppliers?✅ Full category coverage: We carry all main types of industrial and commercial fans, so you can source everything in one place.✅ Flexible options for every budget: Choose from new original, compatible, or refurbished fans to match your cost and quality needs.✅ Africa-ready solutions: Our fans are tested and suitable for high-temperature, high-dust environments common in Africa.✅ Reliable quality & service: We have served customers in over 80 countries and built a solid reputation for honest transactions and professional support.
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What services can we provide?
- Accepted Delivery Terms: FOB, CFR, CIF, EXW, FAS, FCA, DDP
- Accepted Payment Currencies: USD, EUR, HKD, GBP, CNY
- Accepted Payment Types: T/T, L/C, D/P, D/A, MoneyGram, Credit Card, PayPal, Cash
- Languages Spoken: English, Chinese, Spanish, Japanese, Portuguese, German, Arabic, French, Russian, Korean, Hindi, Italian