ABB ACS550-01-031A-4 Variable Frequency Drive (VFD)
This is an ABB ACS550 series three-phase VFD, rated 15kW (Normal Duty) / 11kW (Robuste), with nominal output current 31A. It is designed for 380-480V power grid, mural (IP21) enclosure, built-in vector control and EMC filter. Suitable for general industrial applications such as pumps, fans and conveyors.
- Définition de la répartition du modèle
| Segment | Code | Description |
| ID de série | ACS550 | ABB standard low-voltage AC drive series for general-purpose applications |
| Type de structure | 1 | Wall-mounted construction (IP21 protection rating), for standard industrial environments |
| Courant nominal | 031UN | Nominal continuous output current 31A; corresponds to 15kW for normal duty / 11kW for heavy duty |
| Classe de tension | 4 | Suitable for three-phase 380-480V AC input power (+10/-15% voltage fluctuation tolerance) |
Identifiant du produit: 3AUA0000002418-D
Taille du cadre: R3
- Core Specification Parameter Table
| Catégorie | Paramètre | Notation | Remarques |
| Basic Ratings | Courant de sortie nominal (I₂N) | 31UN | Continuous operation at 40℃ ambient |
| Normal Duty Power | 15kW | Standard 400V operating condition | |
| Heavy Duty Power | 11kW | Standard 400V operating condition | |
| Overload Capability | 1.1×I₂N (1 minute per 10 minutes) | For normal duty; 1.5×I₂hd for heavy duty | |
| Caractéristiques électriques | Tension d'entrée | 3-phase 380-480V | Input frequency: 48-63Hz |
| Tension de sortie | 3-phase 0 ~ Input Voltage | Fréquence de sortie: 0-500Hz | |
| Mode de contrôle | Contrôle vectoriel (Open-loop / Closed-loop) | Open-loop accuracy: 20% motor slip; Closed-loop accuracy: 0.1% of rated speed | |
| Fréquence de commutation | 4kHz (Défaut) | Facultatif: 1/2/4/8/12kHz | |
| Interface E/S | Entrée analogique | 2 chaînes (0-10V / 4-20mA) | Impédance d'entrée: Tension >312kΩ, Current 100Ω |
| Sortie analogique | 2 chaînes (4-20mA) | Max load <500Oh, Accuracy ±3% | |
| Entrée numérique | 6 chaînes | 24À DC, PNP/NPN compatible | |
| Sortie relais | 3 chaînes | Max 250V AC / 30À DC, Switching current 6A | |
| Interface de communication | Built-in RS485 (Modbus) | Support expansion of multiple fieldbuses | |
| Caractéristiques physiques | Classe de protection | IP21 | Configuration standard; IP54 optional |
| Dimensions (L×H×P) | 270×600×450mm | R3 frame size | |
| Poids | Environ. 20.5kilos | Basic configuration included | |
| Heat Dissipation | 457W | Air flow: 134m³/heure | |
| Environmental Limits | Température de fonctionnement | -15℃ ~ 50℃ | Derating required above 40-50℃ |
| Altitude | 0-1000m (Full rating) | Déclasser 1% per 100m elevation increase | |
| Humidité | 5-95% (Non-condensing) | Conforme à la CEI 721-3-3 |
- Accessoires standards & Optional Parts List
3.1 Standard Supplied Accessories
Assistant Control Panel (ACS-CP-D), with real-time clock and parameter modification record function
Built-in Class C2 EMC Filter (First Environment), meets basic EMC requirements
Mounting template for quick drilling position marking
Product manual and quick start guide
Standard I/O terminals and Modbus communication interface
3.2 Recommended Optional Parts
| Taper | Modèle | Description de la fonction | Scénario d'application |
| Control Panel | ACS-CP-C | Advanced control panel with parameter copy and multi-language support | Mise en service & batch configuration for multiple VFDs |
| Unité de freinage | ACS-BRK-D | Brake chopper + resistor (10.5, 7kW) | Frequent start-stop / fast deceleration applications |
| Reactor | LOCH0030-60 | Output reactor (41UN) | Suppress dv/dt when motor cable length >200m |
| Module de communication | Various Fieldbus | Profibus-DP / AppareilNet / EtherNet/IP | Connection to PLC control system |
| Encoder Module | Facultatif | Speed feedback to improve closed-loop control accuracy | High-precision speed control applications |
| Extended I/O | Facultatif | Additional 3 sorties relais | Multi-status monitoring & control requirements |
- Cross-Brand Alternative Comparison Table
| Marque | Série | Modèle équivalent | Key Parameter Matching | Description de la différence |
| Schneider | Altivar 610 | ATV610U15N4 | 15kW/31A/380-480V | Built-in PLC with higher integration |
| Siemens | SINAMICS G120C | 6SL3210-1PE21-8UL0 | 15kW/31A/380-480V | Modular design with strong expandability |
| Mitsubishi | FR-A840 | FR-A840-15K-NA | 15kW/31A/380-480V | High vector control accuracy, suitable for complex loads |
| Danfoss | VLT 2800 | 2840PT37T20H | 15kW/31A/380-480V | Rentable, ideal for fan & pump applications |
| ABB Alternative | ACS510 | ACS510-01-031A-4 | 15kW/31A/380-480V | Simplified version for fan/pump, without vector control |
- Lignes directrices de sélection & Solutions alternatives
5.1 Core Selection Principles
Current Priority: VFD rated current ≥ 1.1~1.3 times motor rated current, do not select only by power rating
Correspondance de charge:
Normal duty (Pump/Fan): Standard selection 15kW/31A
Robuste (Compressor/Crusher): Recommend upgrade to 18.5kW (ACS550-01-038A-4) or higher frame
Adaptation environnementale:
Température >40℃: Derate 5~10% per 5℃ rise
Altitude >1000m: Déclasser 1% per 100m rise
Dust environment: Select IP54 protection grade model
5.2 Solutions alternatives recommandées
| Scénario d'application | Solution recommandée | Advantage Description |
| Standard General Purpose | ACS550-01-031A-4 | Built-in vector control, performance à coût élevé |
| Ventilateur & Pump Dedicated | ACS510-01-031A-4 | Energy-saving optimized algorithm, moindre coût |
| High Precision Control | ACS550-01-031A-4 + Encoder Module | Contrôle en boucle fermée, speed accuracy up to 0.1% |
| Heavy Duty Frequent Start-Stop | ACS550-01-038A-4 + ACS-BRK-D | Higher power margin + braking assembly, longer service life |
| Cost-Sensitive Project | Schneider ATV320U15N4 | Taille compacte, competitive price |
5.3 Installation & Points clés de l'entretien
Cooling clearance reserved: 200mm top and bottom, no special requirement for left and right sides
Protection d'entrée: Recommended 35A gG fuse (UL Class T 40A)
Motor cable: Standard length ≤200m; install output reactor for longer distance
Cycle d'entretien: Inspect cooling fan and capacitor condition after 10,000 operating hours
- ACS550 Series Full Power Model List (R3 Frame Size)
| Modèle | Courant nominal | Normal Duty Power | Heavy Duty Power | Scénario d'application |
| ACS550-01-031A-4 | 31UN | 15kW | 11kW | Standard general load |
| ACS550-01-038A-4 | 38UN | 18.5kW | 15kW | Robuste / Frequent start-stop |
| ACS550-01-045A-4 | 45UN | 22kW | 18.5kW | High-power general load |
The ACS550-01-031A-4 is a cost-effective general-purpose vector VFD, suitable for 15kW normal duty / 11kW heavy duty loads. With rich built-in functions and interfaces, it is widely used in general machinery requiring high control accuracy and reliability in industrial automation. Prioritize motor current matching during selection, and determine expansion modules or power upgrade according to load type and ambient conditions.
Complete Full Range Model List of ABB Variable Frequency Drives (Structured Version)
- Quick Overview of Model Naming Rules
ABB VFD adopts standard format: ACSxxx-xx-xxxX-xx, definition of each segment as below:
| Segment | Signification | Exemple | Description |
| ACSxxx | Code de série | ACS550/510/880 | Product positioning & application category |
| -xx | Code de structure | 01/04/31 | 01=Wall-mounted IP21; 04=Cabinet-type IP21; 31=Wall-mounted IP54 |
| -xxxX | Courant nominal | 031A/125A | Numeric + letter for output current; A = Standard type |
| -xx | Classe de tension | 2004/2/7 | 4=380-480V 3-phase; 2=200-240V 3-phase; 7=500-690V 3-phase |
- Main Series Overview (Sorted by Power Range)
| Série | Positionnement | Plage de puissance | Application typique | Caractéristiques |
| ACS150 | Economy Micro Drive | 0.37-4kW | Small pumps, les fans, rolling shutters | Single/3-phase universal, opération simple, IP20/IP21 |
| ACS355 | Compact General Drive | 0.37-15kW | Machines d'emballage, petits convoyeurs | Built-in brake chopper, large plage de tension |
| ACS510 | Ventilateur & Pump Dedicated | 0.75-160kW | Alimentation en eau à pression constante, cooling fan, CVC | Energy-saving optimized algorithm, built-in PID, faible coût |
| ACS550 | Enhanced General Drive | 0.75-355kW | Compresseurs, convoyeurs, mélangeurs | Contrôle vectoriel, strong heavy-duty capability, CEM intégrée |
| ACS580 | New Generation General Machinery Drive | 0.75-500kW | All kinds of industrial loads | Integrated safety functions, conception modulaire, intelligent connection |
| ACS880 | Flagship High-Performance Drive | 0.75-2500kW | High-precision control, complex machinery | Compatibilité totale, haute fiabilité, built-in safety functions |
| ACH550 | HVAC Dedicated | 0.75-355kW | Climatisation & ventilation systems | Building control protocol, comfort control algorithm |
- Detailed Model List by Series
3.1 ACS550 Series (Enhanced General Drive, IP21 Wall-mounted, 380-480V 3-phase)
| Modèle | Courant nominal | Normal Duty Power | Heavy Duty Power | Taille du cadre | Code de commande |
| ACS550-01-003A-4 | 3UN | 0.75kW | 0.55kW | R1 | 3AUA0000002415-D |
| ACS550-01-004A-4 | 4UN | 1.1kW | 0.75kW | R1 | 3AUA0000002416-D |
| ACS550-01-006A-4 | 6UN | 1.5kW | 1.1kW | R1 | – |
| ACS550-01-009A-4 | 9UN | 4kW | 3kW | R1 | – |
| ACS550-01-012A-4 | 12UN | 5.5kW | 4kW | R1 | – |
| ACS550-01-015A-4 | 15UN | 7.5kW | 5.5kW | R2 | – |
| ACS550-01-019A-4 | 19UN | 11kW | 7.5kW | R2 | – |
| ACS550-01-023A-4 | 23UN | 11kW | 10kW | R2 | 3AUA0000002417-D |
| ACS550-01-031A-4 | 31UN | 15kW | 11kW | R3 | 3AUA0000002418-D |
| ACS550-01-038A-4 | 38UN | 18.5kW | 15kW | R3 | – |
| ACS550-01-045A-4 | 45UN | 22kW | 18.5kW | R3 | – |
| ACS550-01-057A-4 | 57UN | 30kW | 22kW | R4 | – |
| ACS550-01-072A-4 | 72UN | 37kW | 30kW | R4 | – |
| ACS550-01-09A4-4 | 94UN | 45kW | 37kW | R5 | – |
| ACS550-01-125A-4 | 125UN | 55kW | 45kW | R5 | 3ABD68589657 |
| ACS550-01-157A-4 | 157UN | 75kW | 55kW | R6 | – |
| ACS550-01-180A-4 | 180UN | 90kW | 75kW | R6 | – |
| ACS550-01-210A-4 | 210UN | 110kW | 90kW | R7 | – |
| ACS550-01-250A-4 | 250UN | 132kW | 110kW | R7 | – |
| ACS550-01-290A-4 | 290UN | 160kW | 132kW | R8 | – |
| ACS550-01-340A-4 | 340UN | 185kW | 160kW | R8 | – |
| ACS550-01-400A-4 | 400UN | 200kW | 185kW | R9 | – |
3.2 ACS510 Series (Ventilateur & Pump Dedicated, IP21 Wall-mounted, 380-480V 3-phase)
| Modèle | Courant nominal | Pouvoir | Taille du cadre |
| ACS510-01-003A3-4 | 3.3UN | 1.1kW | R1 |
| ACS510-01-004A1-4 | 4.1UN | 1.5kW | R1 |
| ACS510-01-005A6-4 | 5.6UN | 2.2kW | R1 |
| ACS510-01-007A2-4 | 7.2UN | 3kW | R1 |
| ACS510-01-009A4-4 | 9.4UN | 4kW | R1 |
| ACS510-01-012A5-4 | 12.5UN | 5.5kW | R1 |
| ACS510-01-015A6-4 | 15.6UN | 7.5kW | R2 |
| ACS510-01-019A0-4 | 19.0UN | 11kW | R2 |
| ACS510-01-024A1-4 | 24.1UN | 15kW | R3 |
| ACS510-01-030A8-4 | 30.8UN | 18.5kW | R3 |
| ACS510-01-038A0-4 | 38.0UN | 22kW | R3 |
| ACS510-01-045A0-4 | 45.0UN | 30kW | R4 |
| ACS510-01-057A0-4 | 57.0UN | 37kW | R4 |
| ACS510-01-072A0-4 | 72.0UN | 45kW | R5 |
| ACS510-01-09A4-4 | 94.0UN | 55kW | R5 |
3.3 ACS880 Series (Flagship High-End Drive, Partial Models)
| Modèle | Type de structure | Courant nominal | Pouvoir | Classe de tension | Caractéristiques |
| ACS880-01-003A-4 | Wall-mounted IP21 | 3UN | 0.75kW | 380-480V | Compact type |
| ACS880-01-031A-4 | Wall-mounted IP21 | 31UN | 15kW | 380-480V | Contrôle vectoriel |
| ACS880-31-145A-3 | Wall-mounted IP54 | 145UN | 75kW | 380-480V | Étanche à la poussière & étanche |
| ACS880-04-271A-7 | Cabinet-type IP21 | 271UN | 160kW | 500-690V | High power density |
| ACS880-07-0450A-7 | Cabinet-type IP21 | 450UN | 315kW | 500-690V | Conception modulaire |
3.4 Selected Models of Other Common Series
| Série | Modèle | Pouvoir | Tension | Application |
| ACS355 | ACS355-03E-04A7-4 | 1.5kW | 380-480V | Petites machines |
| ACS355-03E-12A5-4 | 5.5kW | 380-480V | Packaging equipment | |
| ACS150 | ACS150-03E-03A3-4 | 1.1kW | 380-480V | Small pumps |
| ACS150-01E-02A4-2 | 0.75kW | 200-240V | Single-phase power supply | |
| ACH550 | ACH550-01-031A-4 | 15kW | 380-480V | HVAC system |
| ACH550-01-125A-4 | 55kW | 380-480V | Large air conditioning | |
| ACS580 | ACS580-01-04A5-4 | 2.2kW | 380-480V | General machinery |
| ACS580-01-320A-4 | 160kW | 380-480V | Heavy-duty load |
- Notes de sélection des clés
- Current Priority Principle: VFD rated current ≥ 1.1~1.3 times motor rated current; do not select merely by power rating.
- Correspondance du type de charge:
Ventilateur / Pompe: Choose ACS510 / ACS380 for better energy saving
Constant torque / Robuste: Choose ACS550 / ACS880 for stronger overload capability
HVAC dedicated: Choose ACH550 with built-in building control protocol
- Adaptation environnementale:
Dust environment: Select IP54 protection grade (par exemple. ACS880-31 series)
High temperature environment: Derating required above 40℃, derate 5~10% per 5℃ rise
Altitude >1000m: Déclasser 1% per 100m elevation increase
- Model Extension Rules
Basic model can be extended with +option code for additional functions, examples:
ACS550-01-031A-4+J400: Add Profibus DP communication module
ACS550-01-031A-4+K454: Add brake chopper
ACS550-01-031A-4+L501: Add output reactor
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