BAC provides a complete, industrial grade control solution for all your evaporative cooling needs.

• Variable Frequency Drives
• Enclosed Controls – Motor Starters and Contactors
• Enclosed Controls with Factory Provided Programmable Logic Controllers
• Safety Disconnect Switches
• Externally Mounted Pre-Wired Terminal Box
• Universal Mounting Brackets

Utilizing BAC as your single source simplifies the order and submittal approval process. BAC control panels are specifically designed to work seamlessly with all BAC units – including open cooling towers, closed circuit cooling towers, and evaporative condensers – and are engineered to meet your particular application.

Construction Details

Main Disconnect Switch with Circuit Breaker

• Easily re-settable
• Lockable operator handle

VFD Keypad/BALTILOGIC Sequencing Software

• Standard keypad with Hand-Off-Auto & Bypass
• Monitors Fan Speed, Actual Temp/Pressure or Set-point Water Temp/Pressure
• Ready, Run and Fault lights
• BALTILOGIC Sequencing Software controls and stages all components
• Eliminates need for temperature controller (Programmable Logic Controller)

24VDC Power Supply

• 24 VDC power supply ensures redundancy

Space Heater

• Maintains minimum operating temperature inside panel
• Thermostat control
• Power supplied by line voltage

3-Contactor Bypass

• Bypass VFD to across the line power
• No downtime during VFD replacement

120V Transformer

• Provides 120V, single-phase control circuit power
• Power available for accessories

Factory Pre-wired Terminal Strip

• Single point connection for all accessory interfaces
• 120V power supply terminal
• Includes all VFD termination points
• Standardized terminal locations

Auxiliary Fan Motor Starter

• Full voltage, non-reversing IEC Rated starter
• Supports main or pony fan

Spray Pump Motor Starter(s)

• Full voltage, non-reversing IEC Rated starter
• WET/DRY Operating Mode
• Supports up to 2 spray pump motors

Basin Heater Contactor(s)

• Standard ground fault protection
• Supports up to 2 basin heaters

Cover Controls

• Hand-Off-Auto switches for fans and pumps
• Pilot lights for accessory interfaces
• Remote fault reset button

Construction Details

Main Disconnect Switch with Circuit Breaker

• Easily re-settable
• Lockable operator handle
• Adjustable instantaneous trip point Ventilation Hood
• Required for NEMA 3R Drives

VFD Keypad/Keypad Connector

• Standard keypad with Hand-Off-Auto & bypass
• Monitors fan speed, actual temp/pressure or set-point water temp/pressure
• Ready, run and fault lights
• Multi-monitor display
• RS-232 connection provides compatibility interface with a PC to troubleshoot or reprogram the VFD

24 VDC Power Supply

• 24VDC power supply ensures redundancy

Space Heater

• Maintains minimum operating temperature inside panel
• Thermostat control

3-Contactor Bypass

• Bypass VFD to across the line power
• No downtime during VFD replacement

Construction Details

Main Disconnect Switch with Circuit Breaker

• Lockable operator handle

120V Transformer

• Provides 120V, single-phase control circuit power from high voltage, three-phase supply (from 200-575V)

Switches, Pilot Lights & Buttons

• Hand-Off-Auto switches for pumps, fans and basin heaters
• Vibration cutout switch remote reset button

Auxiliary Fan Motor Starter

• Full voltage, non-reversing starter
• NEMA rated starters (25 Amp and above)
• IEC rated starters (25 Amp and below)

Temperature Controller/Operator Interface

• Externally mounted controller interface monitors and adjusts desired parameters. (See Combined Drive Enclosure to eliminate need for temperature controller)