VLT HVAC Drive Sales Presentation
Transcript of VLT HVAC Drive Sales Presentation
The new VLT® HVAC Drive
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Danfoss Drives A/S
17 April 2023
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The new VLT® HVAC Drive Sets new benchmarks in HVAC business
Fan
Pump
Compressor
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The new VLT® HVAC Drive Sets new benchmarks in HVAC business
Airport
Hospital
Cleanroom
Hotel
Office
District Heating
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The new VLT® HVAC Drive
• VLT® 6000 Compatibility
• All that VLT® 6000 can do ....and even more!
• Award-winning user friendliness
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The new VLT® HVAC Drive
Power range
• 200-240V:1,1kW – 45kW
• 380-480V:1,1kW – 450kW
• 525-600V:1,1kW – 400kW
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Customized units assembled and tested in the factory
• Reliability
• Quick and low costinstallation
The new VLT® HVAC Drive
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HW Details
Designed for maximum uptime and long life
• High ambient temp
• High IP-rating
• Robust housing
• Maintenance free
The new VLT® HVAC DriveContents
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3 levels filtering available, complies IEC 61800-3
• Flexibility to meet different requirements
• Eliminates interference with other installed equipment
Best built-in EMC performance
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Optimum harmonic performance
DC-coils are built-in standard
• Reduced installation cost
• Smaller transformer and cables
The new VLT® HVAC Drive
Lowest cost of ownership
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Option of 2 Displays
(graphical and numerical)
“Blind cover” available
• Award winning graphical display
• Easy navigation and troubleshooting
• Quick learning
Same user interfaces for whole range
Lowest cost of ownership
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Large variety of options
• Only pay for you what you need
• Flexible specification
• Reduced total installed system costs when integrated into BMS
I/O Options Lowest cost of ownership
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Energy optimization
Automatic Energy Optimization (AEO)
• Better system efficiency
• Optimise energy savings
• Quicker commissioning
Lowest cost of ownership
Graph Lowest cost of ownership
Voltage
Speed
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Energy optimization
Automatic Motor Adaptation (AMA)
• Optimizes motor performance
• Higher system efficiency
• Simple and optimum commissioning
Lowest cost of ownership
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Energy optimization
Voltage Vector Control
(VVCplus)
• Full voltage at full speed
• No motor derating
• No overheat at full load
Lowest cost of ownership
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Detect no/low load or flow situation
• Operates at all speeds
• Saves cost of external components
• Pump protection / reduced mechanical ware
Lowest cost of ownership
No-load / low-load
Max. pump power
Min. pump power
Max. pump frequency
Min. pump frequency
Energy optimization
Power
Frequency
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Energy monitoring
Built-in energy measurement tool
• Helps user to track record of the building
• Identifies energy improvement possibilities within HVAC system
Lowest cost of ownership
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Effective motor protection
Electronic overload protection
Thermistor input
Motor pre-heat
• Eliminates the need for other components
• Increased motor life
Lowest cost of ownership
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Effective system protection
Automated skip frequencies
Preventive maintenance
• Reduces system stress
• Reducescommissioning time
Lowest cost of ownership
The new VLT® HVAC Drive
Commissioning is Child's play
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• Quick setup menu
• HVAC application menu
• HVAC function menu
• Personal menu can be customised
HVAC specific menus
Commissioning is Child's playMenu Structure
Quick Menu
Quick setup
Funktion setup
Changes made
Loggins
Spin motor/Prove system
My personal menu
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Protects personal and main menus
• Allows controlled access to drive settings
• Reliable HVAC systems
2-level password
Commissioning is Child's play
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Provides access to ”Onboard Manual”
Available “on-site”
• No need for a printed manual
• It´s ”always there”
Info key
Commissioning is Child's play
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Up to 5 variables…
User-defined
Display values with units (kPa, kWh, °C, °F …)
• Shows the relevant status information
• Shows what you want to see
Programmable display
Commissioning is Child's play
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• Easy to avoid system resonance
• Quick setup of the frequency bands
Automated skip frequencies
Commissioning is Child's play
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Allows plug and play connection of a personal computer and project documentation
Easy use of
• VLT® Set-up Software MCT 10
• VLT® Energy Box
VLT Energy Box; MCT 10
USB port
Commissioning is Child's play
The new VLT® HVAC Drive
Speaks your language
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Drive communicates with other devices
Fieldbuses to
control systems in
• HVAC (BMS, DDC)
• Industrial plants (PLC)
• No need for expensive gateways
Speaks your languageFieldbus Options
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Clear text message
• Many languages are available in the display and documentation
• Chinese, Mandarin, Cyril, Greek etc. characters
Drive communicates with Operator
Speaks your language
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Drive communicates with Operator
Graphical display
• Line and bar graphs
• Multiple font sizes
• Icons to show symbols
Speaks your language
The new VLT® HVAC Drive
Installation is Child's play
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Power terminals
Standard cable-glands
Pluggable terminals (up to 7,5kW)
Screwed terminals (11 – 90kW)
• Easy cable access
Installation is Child's play
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Spring loaded for secure connections
Accept a wide range of cable sizes
Pluggable terminals
Separated from power terminals
• Quick installation saves labour cost
Control terminals
Installation is Child's play
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• No need for extra switch
• Easy installation
• Reduced installation time and cost
Optional mains disconnect switch
Installation is Child's play
The new VLT® HVAC Drive
Built-in Intelligence
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Advanced process control
4 x PID controllers
• 1 controller for the fan, pump or compressor
• 3 controllers for external HVAC devices
• Eliminates need for other controllers
• Provides flexibility for BMS
Built-in intelligenceApplication example
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Auto tuning of all PI-s
• Easy system commissioning
• Saves installation and labour cost
Built-in intelligence
Advanced process control
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3-zone feedback
• Increased control flexibility
• Improves HVAC system by using the average of feedbacks
Built-in intelligence
Advanced process control
Application example
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Automatic set-point reset
Double loop P-PI
• Cascaded control capabilities
• Provides interactive system control
Built-in intelligence
Advanced process control
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Preventive Maintenance
20 actions items can be scheduled
• Helps planned system maintenance
• More reliable HVAC system
Built-in intelligence
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Real Time Clock
20 actions can be triggered
• Eliminates need for external timers
• Increased flexibility
• Decreases BMS load
• Ideal for retrofit applications
Built-in intelligenceClock example
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Fire Override Mode
Provides control in critical situations
• Keeps the fan/pump running as long as
possible in case of fire
• Fulfil legal requirements
Built-in intelligence
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Local Service - Globally
Dedicated HVAC sales organisation world-wide with skilled specialists
• Spare parts
• Hotline suppport
• Preventative service
• Service around-the-clock
• Global service network
VLT® HVAC Drive
Air Handling, Fans applications
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Functions for AHU and fans
Broken belt detection with programmable broken belt torque value
• Eliminates need for external sensor and
wiring to the controller
• One DP switch less
• Selective protection
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Functions for AHU and fans
Flow balancing supply/return ducts
• Maintains proper building (or room) pressure
• Maintains required air flow difference
between supply and return air fans
Time
Pressure
Constant difference
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Functions for AHU and fans
Flow balancing converts from velocity pressure to air volume
Standard velocity pressure probe signal can be connected
• Eliminates to use a DDC for conversion
Time
Pressure
Constant difference
Example
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Functions for AHU and fans
Conversion of feedback signal
Square rootflow = constant x √pressure
Velocity to flowConversion from velocity
pressure to flow
• Reduces comissioning time
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Functions for fans, pumps
Flying start
• Catch motor in both directions
• Maintains (room/boost) pressure in case of short voltage drop-out
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Smart Logic Controller
Offers a wide range of PLC functions
Automated sequence actions can be programmed
• No need for external controllers
• BMS needs less data points
Built-in intelligenceExample
VLT® HVAC Drive
Pump applications
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Pump dedicated functions
Dry pump detection
• No-flow/low-flow monitoring
• Avoid dry-running and pump overheat
• Saves energy No-load / low-load
Max. pump power
Min. pump power
Max. pump frequency
Min. pump frequency
Power
Frequency
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End of curve monitoring
• Extends life time of pump
• Provides warning or an alarm
• Shut down of Pump
Pump dedicated functions
End of Pump Curve
Total pressure
Capacity
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Pump dedicated functions
Cascade Controller built-in as standard
• Provides most efficient pump operation
• Dedicated pump controller
– embedded basic pump controller, 2 relays
– embedded extended pump controller, 5 relays
– embedded advanced pump controller, 8 relays
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Pump dedicated functions
Sleep Mode
• Maximizes energy savings
• Reduces wear on equipment
External PID controller
FC100
P
fOUT
pSYSTEM
fREF
P
fOUT
pSYSTEM
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Pump dedicated functions
Flow compensation at setpoint
• Simplifies sensor installation
• For use in systems where a pressure sensor is mounted
close to the pump
• Pressure reference will follow the system curve
HDesign
Q
H
QDesign
Hmin
Pump curve 50 Hz
Control curve
VLT® HVAC Drive
Compressor application
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Compressor dedicated
Capacity Modulation
• Improved control over hot-gas bypass valves or slide valves
• Greater energy savings
• Minimum speed control provides proper
lubrication
• Limited number of stop/starts
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Compressor dedicated
Capacity Modulation
• Over speeding to increase capacity
• Better temperature control
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Compressor dedicated
Soft start and reliable operation
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Compressor dedicated
Cascade Controller
Controls multiple compressors
• Automated sequencing can be programmed
• No need for external controllers
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Compressor dedicated
Feedback conversion of pressure into temperature
• have setting in temperature even using a pressure transmitter for FB
• Refrigerant-dependant settings
Enthalpy
Pre
ssure
Refrigeration
Work
Compressor work
VLT® HVAC Drive
New construction, Retrofit
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VLT®Energy Box
PC tool to calculate Return on Investment, Payback Time
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VLT®Energy Box
Generated Reports:
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VLT®Energy BoxGenerated Reports:
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Contents• Introduction
• The new VLT® HVAC Drive
• Commisioning is Child´s play
• Installation is Child´s play
• Built-in Intelligence
Our value proposition to customers:
• Lowest cost of ownership
• Speaks your language
Air Handling, Fan applications Building Management, System Integrators Pump applications Compressor applications New construction, Retrofit applications End users, investors