| Parameter Item | Specification |
|---|---|
| Full Model | K3G310-PH58-32 |
| Series | RadiCal Single-Inlet Backward Curved EC Centrifugal Fan |
| Impeller Diameter | 310 mm |
| Matching Motor | M3G112-GA 3-phase GreenTech EC Motor |
| Nominal Power Supply | 3~ 380–480 VAC, 50/60 Hz |
| Rated Max Speed | 4045 rpm |
| Rated Input Power | 2950 W |
| Rated Input Current | 4.6 A |
| Optimum Efficiency Airflow | 4505 m³/h |
| Optimum Static Pressure | 1479 Pa |
| Overall Static Efficiency | 66.1 % |
| ErP Efficiency Grade N | 71.7 (Exceeds EU mandatory N=62) |
| Operating Temp Range | -25 ℃ ~ +40 ℃ (intermittent startup below -25℃ permitted) |
| Storage & Transport Temp | -40 ℃ ~ +80 ℃ |
| Net Weight | 18 kg |
| Parameter Item | Specification |
|---|---|
| Impeller | 5 pcs backward curved aluminum blades, clockwise rotation (rotor view) |
| Frame & Support | Galvanized steel base plate + black coated integrated mounting bracket |
| Inlet Nozzle | Galvanized steel air ring with pressure test tap |
| Electronic Box | Die-cast gray aluminum housing |
| Bearing | Precision sealed ball bearing |
| Operation Duty | S1 24-hour continuous operation |
| Protection Class | IP54 |
| Insulation Class | Class B |
| Humidity Grade | F3-1 |
| Condensate Drain | No drain hole (closed rotor structure) |
| Mounting Mode | Horizontal shaft as standard, rotor upward optional |
| Standard Cutout Size | Square mounting frame matched for 310mm fan standard cabinet |
| Function Item | Technical Details |
|---|---|
| Speed Control | 0–10 V / PWM dual analog speed regulation |
| Communication | RS485 MODBUS-RTU bus protocol |
| Auxiliary Power Output | Fixed 10 VDC, max 10 mA short-circuit protection |
| Offline Parameter Power | Support external power supply for offline MODBUS setup |
| I/O Resources | Configurable digital input, 0-10V analog input & output |
| Status Feedback | Floating COM/NC fault relay |
| Indicator | Tri-color LED (Green=Normal / Orange=Warning / Red=Fault) |
| Startup | Soft start to reduce inrush current |
| Extra Feature | Built-in passive PFC power factor correction |
| Protection Item | Description |
|---|---|
| Electrical Safeguard | Reverse polarity, stall auto-restart, over/under voltage, phase loss, current limit |
| Thermal Protection | Motor & drive module dual overheat shutdown |
| Safety Touch Current | ≤ 3.5 mA (IEC 60990 standard) |
| EMC Standard | EN 61000-6-2 (industrial anti-interference), EN 61000-3 / EN 61000-6-4 |
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.
✅ Full Technical Category Coverage
Complete cooling portfolio ranging from miniature DC compact fans to heavy-duty industrial axial & centrifugal blowers, covering all mainstream airflow pressure and size specifications for cabinet thermal dissipation.
✅ Harsh Climate Adaptation for African Markets
All cooling units pass high-temperature continuous operation & dust resistance aging tests, optimized for tropical high-heat, high-dust outdoor industrial & telecom site operating conditions.
✅ Customized Technical Modification Support
Customizable frame size, input voltage (AC110/230V / DC24/48V), speed regulation modules, IP waterproof casing, and wiring harness configurations per customer engineering drawings.
✅ Strict Full-Link Performance Calibration
Every blower undergoes independent bench testing for air volume, static pressure, operational noise, EC drive efficiency, long-hour continuous stability before warehouse delivery; test reports available upon request.
✅ Standardized Global After-Sales Technical Support
12-month comprehensive warranty for all supplied units. Free technical troubleshooting, replacement & exchange services for quality defects under rated normal operating conditions.
Founded in 2009, Skyward Telecom (Skywardtel) is a professional industrial thermal management supplier rooted in Guangdong, China. We adhere to integrity-driven technical service as our core operation principle, dedicated to resolving procurement difficulties for equipment engineers and manufacturing enterprises seeking stable, cost-effective telecom & industrial cooling ventilation hardware.
For over 15 years, we have delivered standardized customized cooling solutions to engineering clients across more than 80 global countries, accumulating industry-wide recognition for our professional technical matching capability and end-to-end supply chain service.
We are a China-based industrial cooling fan technical supplier established in 2009, focusing on full-series EC/AC ventilation equipment global supply. Our core market distribution breakdown:
• Africa Market: 50.00% (primary target for tropical harsh-condition telecom & industrial cooling)
• European Market: 15.00%
• Middle East Market: 10.00%
• Southeast Asia Market: 5.00%
• North & South American Market: 20.00%
Our internal team consists of 80–100 staff, including dedicated thermal engineering technicians providing exclusive technical matching support for emerging tropical markets.
We provide full thermal dissipation hardware solutions covering all mainstream industrial ventilation types:
New original, performance-matched compatible equivalents and fully calibrated refurbished units are available for nearly all mainstream fan brands & model specifications.
Accepted Incoterms: FOB, CFR, CIF, EXW, FAS, FCA, DDP
Settlement Currencies: USD, EUR, HKD, GBP, CNY
Payment Methods: T/T, L/C, D/P, D/A, MoneyGram, Credit Card, PayPal, Cash
Multilingual Technical Support Team: English, Chinese, Spanish, Japanese, Portuguese, German, Arabic, French, Russian, Korean, Hindi, Italian
Send us your target fan model number, equipment application parameters, and brand requirements, our thermal engineering team will provide a fully customized technical quotation with matching datasheet support.