AUTFW

Features

Dry type autotransformer.

All autotransformers are tropicalized with anti-flash varnish:

  • Protection against corrosive environments.
  • Greater electrical insulation.
  • High compaction power.
  • Noise level reduction.
  • Longer useful life of the product.
  • IP-54/65 enclosure, metal enclosure painted with RAL 7035 polyester resin (cat. C4 ISO 12994-2).

Safety class I

Includes lifting bolts from 50 kVA.

Tailor made if the standard specifications are not what is required.

Applications

  • These devices are used to reduce the output voltage of inverters from 800V to 400V. Therefore, achieving the working tension required by the client.
  • If you need other working voltages, they can be manufactured upon request.

Available accessories

  • Class II.
  • Wheels
  • PT100, PTC or Bimetallic probes.
  • C5 paint.
  • Several RAL.
  • Electric temperature panel.
  • Anti-condensation system.
  • IP up to IP-65.

Downloads

AUTFW1 » AUTFW2 » AUTFW3.15 » AUTFW5 » AUTFW8 » AUTFW10 » AUTFW12.5 » AUTFW16 » AUTFW20 » AUTFW25 » AUTFW31.5 » AUTFW40 » AUTFW50 » AUTFW63 » AUTFW80 » AUTFW100 » AUTFW125 » AUTFW160 » AUTFW200 » AUTFW250 » AUTFW315 » AUTFW400 » AUTFW500 » AUTFW630 » AUTFW800 » AUTFW1000 »
Rating 1 kVA 2 kVA 3,15 kVA 5 kVA 8 kVA 10 kVA 12,5 kVA 16 kVA 20 kVA 25 kVA 31,5 kVA 40 kVA 50 kVA 63 kVA 80 kVA 100 kVA 125 kVA 160 kVA 200 kVA 250 kVA 315 kVA 400 kVA 500 kVA 630 kVA 800 kVA 1000 kVA
Input voltage 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V 800 V
Output voltage 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V 400 V
Frequency 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz
Connection group YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0 YN0
Cover Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2) Metal enclosure RAL 7035 (cat. C3 ISO 12994-2)
Protection degree IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08 IP-23 / IK-08
Cooling ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAN ANAF
Ambient temperature 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC 45 ºC
Temperature rise Class F – 155ºC Class F – 155ºC Class F – 155ºC Class F – 155ºC Class F – 155ºC Class F – 155ºC Class F – 155ºC Class F – 155ºC Class F – 155ºC Class F – 155ºC Class F – 155ºC Class F – 155ºC Class F – 155ºC Class F – 155ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC
Insulation Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC Class H – 180ºC
Windings Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC Class HC – 200 ºC
Efficiency (%) 95,7 95,8 96,5 96,5 96,7 95,9 96,3 96,6 96,9 94,9 95 95,5 96 96,6 96,8 97,2 97,5 98,2 98,2 98,4 98,5
Noise level (dB) < 45 < 45 < 45 < 45 < 45 < 45 < 45 < 45 < 45 < 55 < 55 < 55 < 55 < 55 < 55 < 55 < 55 < 65 < 65 < 65 < 65
Test voltage 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz) 3 kV (1 min, 50 Hz)
Standards IEC/EN/UNE-EN 61558, CE IEC/EN/UNE-EN 61558, CE IEC/EN/UNE-EN 61558, CE IEC/EN/UNE-EN 61558, CE IEC/EN/UNE-EN 61558, CE IEC/EN/UNE-EN 61558, CE IEC/EN/UNE-EN 61558, CE IEC/EN/UNE-EN 61558, CE IEC/EN/UNE-EN 61558, CE IEC/EN/UNE-EN 61558, CE IEC/EN/UNE-EN 61558, CE IEC/EN/UNE-EN 61558, CE IEC/EN/UNE-EN 61558, CE IEC/EN/UNE-EN 61558, CE IEC/EN/UNE-EN 60076, CE IEC/EN/UNE-EN 60076, CE IEC/EN/UNE-EN 60076, CE IEC/EN/UNE-EN 60076, CE IEC/EN/UNE-EN 60076, CE IEC/EN/UNE-EN 60076, CE IEC/EN/UNE-EN 60076, CE IEC/EN/UNE-EN 60076, CE IEC/EN/UNE-EN 60076, CE IEC/EN/UNE-EN 60076, CE IEC/EN/UNE-EN 60076, CE IEC/EN/UNE-EN 60076, CE
Weight 7,6 kg 13,2 kg 24,8 kg 28,8 kg 40,8 kg 45,2 kg 61 kg 73 kg 89 kg 106 kg 117 kg 137 kg 157 kg 174 kg 237 kg 279 kg 323 kg 366 kg 414 kg 514 kg 612 kg 754 kg 855 kg 1093 kg 1185 kg 1808 kg
Dimensions (AxBxCxDxE) 194x175x220x165x100 mm 6 240x190x250x180x150 mm 6 240x190x250x180x150 mm 6 315x230x315x205x200 mm 6 385x260x384x245x250 mm 6 385x260x384x245x250 mm 6 458x340x500x300x300 mm 12 458x340x500x300x300 mm 12 528x418x644x375x345 mm 12 528x418x644x375x345 mm 12 597x415x710x375x345 mm 12 597x415x710x375x345 mm 12 597x415x710x375x345 mm 12 597x415x710x375x345 mm 12 795x550x970x500x415 mm 12 795x550x970x500x415 mm 12 795x550x970x500x415 mm 12 795x550x970x500x415 mm 12 795x550x970x500x415 mm 12 970x670x1250x582x470 mm 18 970x670x1250x582x470 mm 18 970x670x1250x582x470 mm 18 1200x760x1555x672x690 mm 18 1200x760x1555x672x690 mm 18 1200x760x1555x672x690 mm 18 1820x1000x1800x900x790 mm 20Ø
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How to buy?

You can buy online if you are located in one of this countries: Austria, Croatia, Czech Republic, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Lithuania, Luxembourg Poland, Slovakia and Sweden.

Related series

AUTFX THREE-PHASE AUTOTRANSFORMERS FOR SOLAR INVERTERS
AUTFX
Rating
From 1 kVA to 1000 kVA
Input voltage
800 V
Output voltage
400 V
Protection degree
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AUTFZ THREE-PHASE AUTOTRANSFORMERS FOR SOLAR INVERTERS
AUTFZ
Rating
From 1 kVA to 1000 kVA
Input voltage
800 V
Output voltage
400 V
Protection degree
From IP-65 / IK-10 to IP-54 / IK-10

Special fabrications

We build transformers and inductive elements tailored to your needs.

Explain your needs and our engineers will create a solution adapted to your company.