FR-F800 Series Inverters Special Frequency Converter For Fans And Pumps
Price:
USD500-5800
MOQ:
1
Delivery Time:
3-5Workday
Product Description
FR-F800 Series Inverters: Special Frequency Converter for Fans and Pumps
The FR-F800 series is a new-generation dedicated inverter for variable-torque loads like fans and pumps, integrating innovative heritage, enhanced energy efficiency, and environmental sustainability. It delivers remarkable energy savings through precise speed control for HVAC, water supply, and drainage applications worldwide.
Core Product Features
Optimized Energy Efficiency
- Equipped with optimized excitation control technology for significant energy savings during motor acceleration, deceleration, and constant-torque operation
- Prevents overcurrent during steep speed changes
- Offers two rated modes (light load and ultra-light load) to match diverse fan/pump requirements
- Multi-pump control functionality - one inverter can regulate up to four parallel pumps
- Automatically adjusts the number of power-frequency pumps based on water demand
- Controls pump inlet pressure to avoid idling and cavitation
Anti-Interference & Harsh Environment Resistance
- Built-in EMC filter with optional AC/DC reactors effectively suppresses noise and harmonic current leakage
- Improves power factor and reduces electromagnetic interference
- Selected models feature coated circuit boards and plated conductors for dusty, humid, and harsh working conditions
- Certified by UL, CE, KC, EAC, and compliant with RoHS directives for global market access
Comprehensive Safety Protection
- Supports Safe Torque Off (STO) function complying with EN ISO 13849-1 PLd/Cat.3 safety standards
- Load detection system quickly identifies faults like fan belt breakage, motor bearing damage, and pipeline blockages
- Anti-seize function with automatic forward/reverse rotation to clear debris in pumps
- Anti-windmilling function prevents damage from pre-rotating loads before startup
- Built-in internal temperature sensor monitors abnormal temperatures from cooling system failures
Easy Operation & Maintenance
- Standard USB port enables quick parameter import/export via USB flash drive
- Dedicated programming software for easy data editing and configuration
- Control circuit includes standard 24V DC power interface for parameter setting without main power
- Long-life components with cooling fans and capacitors featuring 10-year design lifespan
- Fan on/off control extends service life
- Component lifespan reminder function facilitates proactive maintenance planning
Flexible Control Functions
- Built-in dual-loop PID control unit regulates motor operation and external equipment simultaneously
- Eliminates need for additional PID controllers, reducing system costs
- PID setpoints adjustable directly via operation panel
- Optional LCD keypad supports unit conversion (air volume, temperature) for intuitive on-site debugging
- PID pre-charge function prevents water hammer during pipeline idling startup
Core Specifications
| Specification Category | Specific Parameter | Details |
|---|---|---|
| Power Supply Specifications | Input Voltage | Available in 200V Class and 400V Class. For 400V Class models: Standard 3-phase 380-500V input, with allowable voltage range of 323-550V. |
| Input Phase | 3-phase | |
| Harmonic & Power Factor Optimization | Built-in EMC filter; Input side zero-phase reactor integrated for models ≤55kW; Optional AC reactor (FR-HAL) and DC reactor (FR-HEL) available. DC reactor mandatory for models ≥75kW. | |
| Load & Rating Characteristics | Rated Modes | 2 modes selectable: Light Load (LD) and Super Light Load (SLD) |
| Overload Current Rating | SLD Rating: 110% overload for 60s, 120% overload for 3s (inverse time characteristic), suitable for 40℃ ambient temperature. LD Rating: 120% overload for 60s, 150% overload for 3s (inverse time characteristic), suitable for 50℃ ambient temperature. | |
| Multi-Pump Control Capacity | Single inverter supports PID control for up to 4 parallel pumps, automatically adjusting the number of power-frequency operating pumps. | |
| Control Functions | Core Control Features | Built-in dual-loop PID control unit; PID setpoints adjustable directly via operation panel; PID pre-charge function prevents water hammer. |
| Special Adaptive Functions | Includes anti-seize, anti-windmilling, instantaneous stop & restart, regenerative avoidance; Load characteristic measurement detects faults. | |
| Programming & Timing Control | Supports ladder logic programming via FR Configurator 2 software; Timed operation with optional LCD keypad (FR-LU08) and built-in real-time clock. | |
| Communication Interfaces | Standard Communication Protocols | Supports Inverter Protocol, Modbus® RTU, and BACnet® MS/TP (standard). |
| Extended Communication Support | Compatible with multiple industrial networks (CC-Link, CC-Link IE Field Network, LonWorks®) via optional communication modules. | |
| Interfaces & Peripherals | Basic Interfaces | Standard USB port; Standard 24V DC power interface for control circuit. |
| Monitoring Output Interfaces | Selected models equipped with FM terminal (pulse train output), AM terminal (0-±10VDC analog voltage output), and CA terminal (0-20mA DC analog current output). | |
| Protection & Environment | Protection Class | Standard models: IP20; Selected models available with IP55 protection. |
| Environmental Adaptability | Selected models feature coated circuit boards and plated conductors for dusty and humid conditions; Certified by UL, CE, KC, EAC, and RoHS compliant. | |
| Special Protection Design | Built-in internal temperature sensor; Supports Safe Torque Off (STO) function complying with EN ISO 13849-1 PLd/Cat.3. | |
| Accessories & Service Life | Component Lifespan | Core components (cooling fans, capacitors) have 10-year design lifespan. |
Model List
3-Phase 200-240V Models
| Model | Rated Power | Rated Current | Dimensions (W×H×D, mm) | Weight (kg) | Remarks |
|---|---|---|---|---|---|
| FR-F820-00046-1 | 0.75kW | 4.6A | 110×260×110 | 1.9 | Standard model |
| FR-F820-00077-1 | 1.5kW | 7.7A | 110×260×125 | 2.1 | Standard model |
| FR-F820-00105-1 | 2.2kW | 10.5A | 150×260×140 | 3 | Standard model |
| FR-F820-00167-1 | 3.7kW | 16.7A | 150×260×140 | 3 | Standard model |
| FR-F820-00250-1 | 5.5kW | 25A | 150×260×140 | 3 | Standard model |
| FR-F820-00340-1 | 7.5kW | 34A | 220×260×170 | 6.3 | IP55 protection available |
| FR-F820-00490-1 | 11kW | 49A | 220×260×170 | 6.3 | Standard model |
| FR-F820-00630-1 | 15kW | 63A | 220×300×190 | 8.3 | Standard model |
| FR-F820-00770-1 | 18.5kW | 77A | 250×400×190 | 15 | Standard model |
| FR-F820-00930-1 | 22kW | 93A | 250×400×190 | 15 | Standard model |
| FR-F820-01250-1 | 30kW | 125A | 250×400×190 | 15 | Standard model |
| FR-F820-01540-1 | 37kW | 154A | 325×550×195 | 22 | Standard model |
| FR-F820-01870-1 | 45kW | 187A | 435×550×250 | 42 | Standard model |
| FR-F820-02330-1 | 55kW | 233A | 435×550×250 | 42 | Compatible with high-efficiency IPM motors |
| FR-F820-03160-1 | 75kW | 316A | 465×700×250 | 54 | DC reactor (FR-HEL) mandatory |
| FR-F820-03800-1 | 90kW | 380A | 465×740×360 | 74 | Can drive motors one power class higher |
| FR-F820-04750-1 | 132kW | 475A | 465×740×360 | 74 | Standard model |
3-Phase 380-480V Models
| Model | Rated Power | Rated Current | Dimensions (W×H×D, mm) | Weight (kg) | Remarks |
|---|---|---|---|---|---|
| FR-F840-00023-E | 0.75kW | 2.3A | 150×260×140 | 2.5 | Standard model |
| FR-F840-00038-E | 1.5kW | 3.8A | 150×260×140 | 2.5 | Standard model |
| FR-F840-00052-E | 2.2kW | 5.2A | 150×260×140 | 2.5 | Standard model |
| FR-F840-00083-E | 3.7kW | 8.3A | 150×260×140 | 3 | Standard model |
| FR-F840-00126-E | 5.5kW | 12.6A | 150×260×140 | 3 | Compatible with high-efficiency IPM motors |
| FR-F840-00170-E | 7.5kW | 17A | 220×260×170 | 6.3 | IP55 protection available |
| FR-F840-00250-E | 11kW | 25A | 220×260×170 | 6.3 | Standard model |
| FR-F840-00310-E | 15kW | 31A | 220×300×190 | 8.3 | Standard model |
| FR-F840-00380-E | 18.5kW | 38A | 220×300×190 | 8.3 | Standard model |
| FR-F840-00470-E | 22kW | 47A | 250×400×190 | 15 | Standard model |
| FR-F840-00620-E | 30kW | 62A | 250×400×190 | 22 | Standard model |
| FR-F840-00770-1 | 37kW | 77A | 325×550×195 | 23 | Standard model |
| FR-F840-00930-1 | 45kW | 93A | 435×550×250 | 41 | Standard model |
| FR-F840-01160-1 | 55kW | 116A | 435×550×250 | 41 | Compatible with high-efficiency IPM motors |
| FR-F840-01800-1 | 75kW | 180A | 435×550×250 | 43 | DC reactor (FR-HEL) mandatory |
| FR-F840-02160-1 | 110kW | 216A | 465×620×300 | 52 | Standard model |
| FR-F840-02600-1 | 132kW | 260A | 465×620×300 | 55 | Standard model |
Applications
HVAC & Building Automation
Commercial buildings in Europe and North America use FR-F840 Series (7.5kW-37kW) for HVAC cooling towers, chilled water pumps, and air handling unit fans. Dual-loop PID control precisely regulates temperature and air flow, while energy-saving mode reduces electricity consumption by 20-30% compared to fixed-speed systems.
Water & Wastewater Treatment
Municipal water plants globally use FR-F840 high-power models (45kW-132kW) for raw water intake pumps, sludge treatment pumps, and disinfection system agitators. Anti-cavitation and anti-seize functions prevent pump damage from sediment buildup.
Industrial Manufacturing
Food & beverage facilities use FR-F820 Series (3.7kW-11kW) for cooling system pumps, ventilation fans, and mixing tank agitators. Smooth speed regulation avoids product quality issues and compliance with RoHS directives meets food safety standards.
Agriculture & Irrigation
Large-scale farms use FR-F820 Series (5.5kW-30kW) for centrifugal pumps. Ultra-light load mode optimizes energy consumption for low-pressure, high-flow irrigation, and windmill prevention function protects pumps from damage.
Infrastructure & Municipal Engineering
Highway tunnels and urban underpasses use FR-F840 Series (15kW-45kW) for ventilation fans and smoke extraction systems. Instant stop-restart function ensures rapid fan activation during emergencies.
Data Centers & Telecommunications
Server room cooling systems use FR-F840 Series (7.5kW-45kW) for chilled water pumps and CRAC unit fans. Precise PID control maintains stable temperature/humidity, while built-in BACnet protocol enables integration with building management systems.
Frequently Asked Questions
Voltage & Power Supply: FR-F840-00770-1 (37kW, 380-480V) reports "Undervoltage" (E.UVT) when grid voltage fluctuates to 360V
The 400V class FR-F840 has an allowable voltage range of 323-550V. While 360V is technically within range, fluctuations trigger protection. Check main circuit terminals with torque wrench (tighten to 4N*m) to eliminate voltage detection errors. Set parameter P217 "Undervoltage Detection Sensitivity" to "Low" to extend detection delay. For frequent grid fluctuations, install a 37kW input reactor (FR-HAL series) to stabilize voltage waveforms and suppress harmonics.
Installation & Environment: FR-F840-00470-E (22kW) in chemical plant reports "Overheating" (E.OH) at 48℃ ambient temperature
Maximum operating temperature is 50℃. Clean sand and dust from heatsink using compressed air (pressure ≤0.3MPa). Install dust filter on control cabinet air vents and use high-power cooling fan (air volume ≥300m³/h). Consider installing cabinet air conditioner to maintain internal temperature below 40℃. Check inverter cooling fan operation (normal speed ≥2500rpm).
Function Debugging: FR-F820-00167-1 (3.7kW) in SLD mode only reaches 45Hz speed
SLD mode has low overload capacity (110%/60s). Switch to Light Load (LD) mode via parameter P009. Check for pump inlet/outlet pipe blockages or impeller debris. Adjust PID set value via parameter P128 to increase target pressure, allowing speed above 50Hz.
Networking: FR-F840-00310-E (15kW) BACnet communication failure with BMS
Enable BACnet protocol via parameter P240 set to "BACnet MS/TP". Verify communication address (parameter P241) matches BMS configuration. Check RS-485 cable wiring (A/B terminals correct), use shielded twisted-pair cable, limit length to 100m, install 120Ω terminal resistors. Maintain 30cm distance from power cables. Verify baud rate (parameter P243) matches BMS (default 9600bps).
Maintenance: FR-F840-00620-1 (30kW) displays "Capacitor Lifespan Warning" (E.CAP) after 3 years
E.CAP indicates main circuit capacitor capacity dropped to 80% of rated value. Replace capacitor promptly using genuine capacitor (model FR-CAP30). If temporary shutdown impossible, reduce inverter load to below 70%. Disconnect power and wait 10 minutes for discharge before replacement.
Selection & Certification: Does FR-F840-00083-E (3.7kW) meet UL certification for US market?
Yes, FR-F840-00083-E with "-E" suffix has passed UL 508C certification. Provide UL certification certificate, inverter nameplate with UL logo, and technical data sheet indicating compliance with UL 508C and NEMA standards. Set input voltage to 480V via parameter P001 for US industrial grid.
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Company
Shanghai Fradwell Industrial Automation Co., Ltd.
Location
No. 168, Chengnan Road, Pudong New Area, 201399 Shanghai, China
Contact Person
Angelo Wu