The Crane Drive F7 Crane firmware

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The Crane Drive F7 (Crane firmware)
Made for cranes!
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Features of F7 Crane Firmware
Dedicated functions

• Brake sequence
• Swift Lift function
• End of travel limit function
• Flexible over-load/torque detection

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Features Brake sequence
1. Brake Sequene There are many interlock in
order to ensure the safety operation and smooth
operation.
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Features Brake sequence
Run Command is given
Output frequency increases
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Features Brake sequence

• Then, our intelligent F7 crane
• Inverter thinks if the brake is ready
• to open
• Output frequency is enough high?
• Output current/torque is enough high?

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Features Brake sequence
Okay! Then lets open the brake!
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Features Brake sequence
But, output frequency doesnt increase
immediately! Lets wait to accelerate till brake
is completely opened to avoid brake friction.
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Features Brake sequence
Is brake really open? If not, inverter gives
fault out and system should stop immediately
because something is wrong!
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Features Brake sequence
After checking several safety conditions inverter
faintly accelerates to the speed to be set.
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Features Brake sequence
Stop Command is given (run command is removed)
Output frequency starts to decelerate
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Features Brake sequence
If output frequency is reached to brake close
frequency, then inverter requests to close the
brake.
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Features Brake sequence
Output frequency is kept not to fall down till
brake is completely closed!
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Features Brake Sequence
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Features
2. Swift lift function When the inverter detects
light load, output frequency is increased
automatically according to settings. gt Increases
Productivity!