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Danfoss - VLT 2800

Danfoss - VLT 2800

Features and benefits Product Safety :
100 % short-circuit proof
100 % earth fault protection
Mains transient protection
Switching on input
Switching on output
Galvanic isolation
Designed according to EN 50178


Speed compensation precise stop Better process control Same stopping distance independent of initial motor speed

Precise stop :
Interrupt controlled stop
Higher process repeatability
Well defined stopping
Counter stop :
Accurate positioning
High frequency input (65 kHz) 24 V incremental encoder input AB encoder input as option
Automatic motor tuning :
Perfect match between motor and drive
Measures the stator resistance (RS) Better shaft performance Measurements done without applying torque
Checks for missing motor phases
Features and benefits :
Flexible mounting

Horizontal mounting
Vertical mounting
True side-by-side mounting
No derating
Also applies to modules
Temperature controlled fan
Cold plate technology :
Reduced heating in cabinet
Denser installation
Higher enclosure class cabinets Protection against:
- Dust - Dirt
- Humidity
Heat dissipates through the back of the drive
Communication :
ModBus RTU
Profibus DP, optional
Fieldbus systems :
Profibus DP 3 or 12 Mbit/s
Up to 127 nodes per installation
DeviceNet Up to 500 kbit/s
Up to 64 nodes per installation
EMC filter and DC coils :
Compliance with EMC Standards. Built-in EN 55011 1A filter, 25 m screened cable.
No EMC disturbance.
EN 55011 1B filter available as module.
IT mains compatible version with RFI filter (up to 4 kW).
VLT 2880-2882 with RFI-switch.
Braking facilities :
DC-braking - approx. 20% braking torque
AC-braking - approx. 20% braking torque
Dynamic braking - Brake chopper built-in - 160% braking torque
LCP2 Alpha numeric display, with copy function
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