Technical presentation ECF50-90
Why ECF?
• Create a top of the line electric FLT
• Improve efficiency
• Reduce maintenance
• What is retained?
– Cab
– Lifting equipment
– Overall chassis design
• What is new?
– Traction
– Hydraulics
– Power electronics
– AC technology
– Battery
– Kalmar Control System
Traction
• Dual drive system
– Wheel motors
– Electronic differential
– Individual motor speed control
– Designed for heavy duty applications
• Features
– True speed pedal
– Stand in slope
– Regeneration of kinetic energy to battery
– Electric brake force adjustable by driver
Hydraulics
• Dual pump system
– Two pump motors
– Controllability
– Optimized flow control
– Reduced energy consumption
• Piston pumps
– Parker F1, 25,6 cm3/rev.
– Max. pressure @ 0 rpm
– Optimal placement
• Electric servo
• Filter placement gives excellent service access
• One main valve gathering all hydraulic functions
Power electronics
• Efficient thermal dissipation
– IMS technology
– 70 mm finned heat sink
– Electronically commutated fan
– Fresh air inlet
• Controllability
– 2 wire CAN-Open bus from KCS
– No mechanical components for direction
selection or regeneration
– Rapid response and smooth transitions
• Features
– Electronic differential
– Stand in slope intelligence
– Regeneration of kinetic energy to battery
– Electric brake force adjustable from KCS display
AC Technology
• Efficient motors
• Good torque @ high rpm
• No carbon brushes or commutators
• No contactors
• Helps to provide a longer working cycle for each battery
• AC technology is the future!
Battery
• Capacity
– 80 V
– Up to 1600 Ah
– Charger size up to 300 A
• Located behind the cab
– Operator not sitting next to the power supply
– Allows for great freedom of choice
– Easy access
• New battery design (Option)
• Improved visibility
• Fixed, pulled out or lifted with fork pockets
• Complete solutions for battery exchange
system
Kalmar Control System, KCS
• Well proven electronic control system
• CAN-bus technology
• Efficient diagnostics
– Display in steering wheel panel
– Remaining battery capacity
– Battery voltage
– Machine hours
– Time to service
– Adjust electric brake level in display
– Drive train diagnostics
• Kalmar Smart Link compatible
• Standard in ECF model
Summary
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Cab, lifting equipment and overall chassis design retained
New traction system, dual drive
New hydraulic system, dual pump
All AC technology
Designed battery available
KCS in all ECF models