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IP55 and IP66 drives from Danfoss VLT Drives have been slimmed down

27 January 2011

Danfoss VLT Drives offers a compact A4 enclosure in protection class IP55/66 in the FC series down to 0.25 kW.

The A4 frame size presents a more compact solution for customers that until now have used the A5 frame in the same power range.
The A4 enclosure weighs 9.4 kg where the A5 weighs 14 kg.

Motivational factors:

Smaller mechanical size (32%)
Lighter weight (9.4 kg)
Easier mounting and installation for customers (outside fastening holes)
Easy line connection (45° connector)
No external fan in 0.37 – 1.1 kW /380-500V and 0.25 – 0.55 kW / 200 - 240V
Ambient temperature: 50°C continuously (only drive on the market!)
Optional mains switch
Threaded cable entry holes for ‘metric areas’
Smooth cable entry holes for conduit installations
Easy fieldbus connection
Compatible with Ethernet based fieldbus options
Same internal hardware and software as for A5
All options designed for placing in A and/or B slot(s)
UL approved

The new frame size covers:

VLT^® HVAC Drive:
1.1 – 2.2 kW / 200 – 240 V and 1.1 – 4.0 kW / 380 – 480 V

VLT^® AQUA Drive:
0.25 – 2.2 kW / 200 - 240 V and 0.37 – 4.0 kW / 380 – 480 V

VLT^® AutomationDrive:
0.25 – 2.2 kW / 200 - 240 V and 0.37 – 4.0 kW / 380 – (480)500 V

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