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Schneider Electric

VW3A7103

VW3A7103 Schneider Electric

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Description for VW3A7103 Schneider Electric

VW3A7103 Schneider Electric - resistance braking unit - 300 kW - 690 V - for variable speed drive

Extended Description for VW3A7103 Schneider Electric

VW3A7103 Schneider Electric - This braking unit is an option for variable speed drives of Altivar range.,The minimum resistor value to associate is 2Ohm.,This braking unit allows Altivar 71 drives to operate while braking to a standstill or during âgeneratorâ operation, by dissipating the energy in the braking resistor.,Its protection index is IP20.,Thermal protection is provided by an integrated temperature probe.,It weighs 80kg.

Free Delivery to UK Mainland on orders over £25

Main

Range compatibility Altivar 71,Altivar 61Q,Altivar 71Q,Altivar 61
Product compatibility ATV61HC25Y,ATV61HC31Y,ATV61HC40Y,ATV61QC25Y,ATV61QC31Y,ATV61QC40Y,ATV71HC20Y,ATV71HC25Y,ATV71HC31Y,ATV71QC20Y,ATV71QC25Y,ATV71QC31Y
Thermal losses 650 W
Minimum resistor value to associate 2 Ohm
Protection type Integrated thermal protection by thermal probe

Complementary

Maximum braking power 450 kW
Permanent braking power 300 kW at 690 V (at constant power and at engage threshold)
Load factor 0.05 for 450 kW at constant power and at engage threshold,0.15 for 400 kW at constant power and at engage threshold,0.5 for 350 kW at constant power and at engage threshold
Activation threshold 1075 V DC +/- 1 %
maximum DC bus voltage 1100 V
net weight 80 kg
Volume of cooling air 600 m3/h
Operating position Vertical

Environment

IP degree of protection IP20
Operating altitude <= 1000 m without derating,1000...2260 m 1 % per 100 m
Ambient air temperature for operation -10…50 °C
Ambient air temperature for storage -25…70 °C
Pollution degree 2 conforming to EN 50178
Vibration resistance 0.2 gn

Packing Units

Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 40.000 cm
Package 1 Width 129.000 cm
Package 1 Length 38.000 cm
Package 1 Weight 98.000 kg

Contractual warranty

Warranty 18 months

Documentation

Product Datasheet

Instruction sheet

Catalogue

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