VLT Serie 2800

Scheda Tecnica

La serie VLT® 2800 è una tra le serie di convertitori di frequenza flessibile più compatte sul mercato. Progettata per risparmiare spazio e per un assemblaggio lato contro lato. Accessori disponibili: bobine motore, filtri FRI e filtri LC+1B.
Il VLT 2800 è un convertitore di frequenza avanzato, versatile e facile da utilizzare.

Il menu rapido include tutti i parametri fondamentali per mettere in funzione il convertitore di frequenza.Facile da installare e manutenere

Product Range
0.55 – 18.5 kW
(3 phase 380 – 480 V ± 10 %; 50/60 Hz)
0.37 – 1.5 kW
(Combined 1 and 3 phase 200 – 240 V ± 10 %; 50/60 Hz)
2.2 – 3.7 kW
(3 phase 200 – 240 V ± 10 %; 50/60 Hz)

Variable output frequency between 0 and 1000 Hz

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 (R_S) Better shaft performance
Measurements done without applying torque
Checks for missing motor phases

No derating at 45°C
The VLT2800 will operate normally (no need for duration) in environment temperatures up to 45°C ^{24 hour average max. 40°C}

Flexible mounting
Horizontal mountingVertical mounting
True side-by-side mounting
No deratingAlso 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
DeviceNet
ModBus RTU
Metasys N2
Profibus DP, optional

Fieldbus systems
Profibus DP 3 or 12 Mbit/sUp to 127 nodes per installation
Homepage: www.profibus.com

DeviceNet Up to 500 kbit/sUp to 64 nodes per installation
Homepage: www.odva.com

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
MCT10 software