OVERVIEW

Alfa Laval Industrial Decanter Centrifuge with Variable Frequency Drive Controls - Model CHNX 944B-31G, Manufacturing Number 5023202-2006, Manufacturing Sequence 2, Electrical: 480 VAC/3-Phase/60 Hz, Year: 2006, Manufacturer: Alfa Laval Copenhagen A/S, Denmark. Alfa Laval Model CHNX 944B-31G high-capacity decanter centrifuge removed from operating facility. This industrial-grade horizontal bowl decanter centrifuge features 575mm/326mm internal bowl diameter with 3075 RPM maximum bowl speed capability. Variable frequency drive system with 100 HP main drive and 30 HP backdrive for precise process control. ABB AC800M PLC control system with advanced process automation. Product temperature range 0°C to 100°C with maximum solids density rating of 1.9 kg/dm³. Originally supplied to Pinal Energy (Order No. 263319). Professional wiring diagrams included. Corrosion protection system installed 9/06. Ideal for industrial separation applications, wastewater treatment, sludge dewatering, food processing, or any large-scale solid-liquid separation requirements.

EQUIPMENT SPECIFICATIONS

Centrifuge Model Information:

• Manufacturer: Alfa Laval Copenhagen A/S
• Location: Maskinvej 5, DK-2860 Søborg, Denmark
• Model Number: CHNX 944B-31G
• Manufacturing No - Year: 5023202-2006
• Manufacturing Sequence: 2
• Customer: Pinal Energy
• Order No: 263319
• Machine Type: NX944
• Configuration: Horizontal bowl decanter centrifuge

Performance Ratings:

• Bowl Diameter, Internal: 575/326 mm
• Max. Solids Density: 1.9 kg/dm³
• Max. Bowl Speed: 3075 rpm
• Min. Product Temperature: 0°C
• Max. Product Temperature: 100°C
• Origin: Made in Denmark

Electrical Specifications:

• Primary Voltage: 480 VAC
• Configuration: 3-Phase
• Frequency: 60 Hz

Drive System:

• Main Drive Type/HP: VFD/100 HP
• Backdrive Type/HP: VFD/30 HP
• PLC Type: ABB AC800M
• Control System: Variable Frequency Drive

Control Panel Wiring Diagrams:

• Starter Panel: 8730324
• Control Panel: 8730323
• Backdrive Panel: (Not specified)
• Interconnect: 8730325

KEY FEATURES & BENEFITS

Alfa Laval Manufacturing Quality:

• Premium Danish centrifuge manufacturer
• 2006 manufacture
• Horizontal bowl decanter design
• Heavy-duty industrial construction
• Professional installation quality

High-Performance Separation:

• 575mm/326mm internal bowl diameter
• 3075 RPM maximum bowl speed capability
• 1.9 kg/dm³ maximum solids density rating
• 0°C to 100°C product temperature range
• Continuous solid-liquid separation

Variable Frequency Drive System:

• 100 HP main drive with VFD control
• 30 HP backdrive with VFD control
• Precise speed control capability
• Energy-efficient operation
• Optimized process performance
• Reduced mechanical stress

Advanced Control System:

• ABB AC800M PLC controls
• Automated process control
• 480V/3-Phase/60Hz power system
• Multiple safety interlocks
• Professional wiring diagrams included
• Complete documentation

SYSTEM COMPONENTS

Main Centrifuge:

• Alfa Laval CHNX 944B-31G
• 575mm/326mm bowl diameter
• 3075 RPM maximum speed
• Complete with drive system
• Industrial construction

Drive System:

• 100 HP main drive motor
• 30 HP backdrive motor
• Variable frequency drives (both drives)
• ABB AC800M PLC controller
• 480V/3-Phase/60Hz power

Control System:

• ABB AC800M PLC
• Starter panel (Wiring Diagram 8730324)
• Control panel (Wiring Diagram 8730323)
• Interconnect system (8730325)
• Automated control sequences

Corrosion Protection:

• Cutler-Hammer Oxidation Inhibitor
• Time release vapor capsule
• Date Installed: 9/06
• Manufactured by Northern Technologies International Corp. for Eaton Corp.
• Made in USA

SPECIFICATIONS SUMMARY

Centrifuge:

• Manufacturer: Alfa Laval Copenhagen A/S
• Location: Maskinvej 5, DK-2860 Søborg, Denmark
• Model: CHNX 944B-31G
• Manufacturing No: 5023202
• Year: 2006
• Manufacturing Sequence: 2
• Customer: Pinal Energy
• Order No: 263319
• Machine Type: NX944
• Bowl Diameter: 575/326 mm
• Max Speed: 3075 rpm
• Max Solids Density: 1.9 kg/dm³
• Temperature Range: 0°C to 100°C
• Origin: Denmark

Electrical:

• Primary: 480 VAC
• Phase: 3-Phase
• Frequency: 60 Hz

Drives:

• Main Drive: VFD/100 HP
• Backdrive: VFD/30 HP
• PLC: ABB AC800M

Control System:

• Main Controller: ABB AC800M
• Starter Panel: 8730324
• Control Panel: 8730323
• Interconnect: 8730325

Physical:

• Configuration: Horizontal bowl decanter
• Construction: Industrial-grade
• Mounting: Structural steel base

ADDITIONAL INFORMATION

• Condition: Used - 2006 Manufacture
• Manufacturer: Alfa Laval Copenhagen A/S
• Model: CHNX 944B-31G
• Manufacturing Number: 5023202
• Year Built: 2006
• Manufacturing Sequence: 2
• Customer: Pinal Energy
• Order Number: 263319
• Machine Type: NX944
• Bowl Diameter: 575mm/326mm (internal)
• Maximum Bowl Speed: 3075 rpm
• Maximum Solids Density: 1.9 kg/dm³
• Product Temperature Range: 0°C to 100°C
• Primary Voltage: 480 VAC/3-Phase/60 Hz
• Main Drive: VFD/100 HP
• Backdrive: VFD/30 HP
• PLC Type: ABB AC800M
• Configuration: Complete centrifuge with VFD drive system and ABB PLC controls
• Included Equipment: Centrifuge, drive motors, VFD controls, ABB AC800M PLC, control panels with wiring diagrams
• Wiring Diagrams: Starter Panel 8730324, Control Panel 8730323, Interconnect 8730325
• Corrosion Protection: Cutler-Hammer Oxidation Inhibitor installed 9/06
• Features: Variable frequency drive system, ABB PLC controls, dual motor configuration, horizontal bowl design, continuous solid-liquid separation capability, complete wiring documentation