Kobelco Oil-Free Rotary Screw Air Compressor AC-8202

Overview

This Kobelco KNW Series is a premium oil-free, two-stage rotary screw air compressor designed for critical air applications requiring 100% oil-free compressed air. This industrial-grade unit features advanced control systems and delivers reliable, contamination-free compressed air for sensitive industrial processes. Located in Room 1, this is the second Kobelco KNW unit in the facility.

Design and Performance

• Manufacturer: Kobelco / Quincy (Rogers Machinery Co. Inc.)
• Model: AC-8202 (KNW Series)
• Type: Oil-Free Two-Stage Rotary Screw
• Control System: Graphic Touch Screen HMI Terminal
• Construction: Heavy-duty blue enclosure with integrated piping

Key Specifications

Condition

• Used - Commercial Grade
• Professional installation with copper piping connections

Performance Features

• 100% Oil-Free Air (Class 0)
• Two-Stage Compression
• Industrial-grade reliability
• Integrated moisture management

Control System

• Advanced HMI Touch Screen Interface
• LED status indicators (Run, Load, Alert, Alarm, Warning)
• Digital monitoring and diagnostics
• Remote monitoring capability
• Start/Stop/Reset functionality

Electrical (Based on Baldor Motor Specifications)

• Motor: Baldor Reliance Super E Motor
• Power: 3 HP
• Voltage: 230/460V
• Amperage: 8/4 AMP
• RPM: 1760
• Frame: 182TC
• Frequency: 60 Hz
• Phase: 3
• Service Factor: 1.15
• Efficiency: 89.5%
• Power Factor: 78%
• NEMA Design: B
• Insulation Class: F
• Ambient Temperature Rating: 50°C Continuous

Motor Protection and Control

Allen-Bradley SMC-3 Features

• Overload (OVLD) Setting with dial adjustment
• LED Status Indicators:
• ON/RUN
• OVLD (Overload)
• Temperature
• Phase Reversal
• Phase Loss/Open Load
• Phase Imbalance
• Shorted SCR
• Test Mode
• Delta FLA Setting = Motor FLA/1.73
• Full motor protection capabilities

System Components

Compressor Package Includes

• Two-stage oil-free airend
• Baldor drive motor
• Integrated control panel with HMI
• Sound attenuated enclosure
• Inlet air filter system
• Discharge piping with isolation valves
• Safety relief valves
• Professional-grade copper piping installations

Control Features

• Graphic touch screen interface
• Multiple operational buttons (Run, Load, Alert, Alarm, Warning)
• Run/fault diagnostics
• Programmable operation modes
• Service interval tracking
• System status monitoring

Safety Features

• Multiple safety interlocks via SMC-3 controller
• Overpressure protection
• Temperature monitoring
• Phase reversal protection
• Phase loss/open load protection
• Phase imbalance protection
• Shorted SCR protection
• Emergency stop functionality
• Automatic fault diagnostics
• Warning labels for safe operation

Electrical Schematics

Complete electrical schematics visible on control panel door including:

• Power distribution diagrams
• Control circuit layouts
• Motor connection diagrams
• Safety interlock circuits
• Component identification charts

Documentation Included

• Electrical schematics (mounted on panel door)
• Safety warning labels
• Motor nameplate data
• Control system operation guides
• All technical specifications

Ideal Applications

• Food & Beverage Processing
• Pharmaceutical Manufacturing
• Electronics Manufacturing
• Medical Device Production
• Laboratory Air Supply
• Paint Spray Operations
• Chemical Processing
• Breathing Air Systems
• Any application requiring oil-free air

Benefits

• 100% oil-free compressed air
• No contamination risk
• Two-stage efficiency
• Advanced motor protection
• Comprehensive safety features
• User-friendly HMI interface
• Complete diagnostic capabilities
• Professional installation

Additional Information

Construction Features

• Heavy-duty steel enclosure in Quincy blue
• Integrated piping manifold
• Professional copper pipe installations
• Easy access control panel
• Robust industrial design
• Floor-mounted configuration

Maintenance Features

• Front access control panel
• Clear LED status indicators
• Diagnostic display on HMI
• Accessible electrical components
• Professional wiring installation
• Easy filter access

Location Details

• Facility: Room 1
• Unit Designation: Second Kobelco KNW unit
• Integration: Connected to facility compressed air system

Technical Details

• Model: AC-8202
• Motor: Baldor 36A00T552761
• Motor Protection: Allen-Bradley SMC-3
• Control Interface: KNW Series HMI
• Installation: Professional copper piping with isolation valves

Compliance & Standards

• NEMA Premium Efficiency Motor
• CSA Certified Components
• Energy Verified Motor
• Professional electrical installation
• Industrial safety standards compliance
• All safety labels and warnings in place