TTHW

TTH FAMILY Three phase transformers for electrical medical installations.

TTHW

Dry type transformer

Anti-flash varnish finish, offering:

  • Protection against corrosive environments
  • Increase of electrical isolation
  • High compression capacity
  • Reduction of noise level
  • Increase of product's lifespan

Metalic box IP-23 enclosure painted with epoxy polyester resin RAL 7035 (cat. C2 ISO 12994-2)

Safety class I

Includes electrostatic screen between primary and secondary terminals and bimetallic temperature sensor

Includes also lifting eyebolts from X VA

Possibility of tailor-made manufacturing

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Rating1000 VA2000 VA3150 VA4000 VA5000 VA6300 VA8000 VA10000 VA
Input voltage400 V400 V400 V400 V400 V400 V400 V400 V
Output voltage230 V230 V230 V230 V230 V230 V230 V230 V
Frequency50/60 Hz50/60 Hz50/60 Hz50/60 Hz50/60 Hz50/60 Hz50/60 Hz50/60 Hz
Connection groupYNyn0YNyn0YNyn0YNyn0YNyn0YNyn0YNyn0YNyn0
CoverMetal 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 degreeIP-23 / IK-08IP-23 / IK-08IP-23 / IK-08IP-23 / IK-08IP-23 / IK-08IP-23 / IK-08IP-23 / IK-08IP-23 / IK-08
CoolingANANANANANANANANANANANANANANANAN
Ambient temperature40ºC40ºC40ºC40ºC40ºC40ºC40ºC40ºC
Inrush current < 8In < 8In < 8In < 8In < 8In < 8In < 8In < 8In
Temperature riseClass FClass FClass FClass FClass FClass FClass FClass F
InsulationClass F - 155ºCClass F - 155ºCClass F - 155ºCClass F - 155ºCClass F - 155ºCClass F - 155ºCClass F - 155ºCClass F - 155ºC
WindingsClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºC
Test voltage4,5 kV (1 min, 50 Hz)4,5 kV (1 min, 50 Hz)4,5 kV (1 min, 50 Hz)4,5 kV (1 min, 50 Hz)4,5 kV (1 min, 50 Hz)4,5 kV (1 min, 50 Hz)4,5 kV (1 min, 50 Hz)4,5 kV (1 min, 50 Hz)
No load current< 3 %< 3 %< 3 %< 3 %< 3 %< 3 %< 3 %< 3 %
Leakage current0,5 mA (sec-earth)0,5 mA (sec-earth)0,5 mA (sec-earth)0,5 mA (sec-earth)0,5 mA (sec-earth)0,5 mA (sec-earth)0,5 mA (sec-earth)0,5 mA (sec-earth)
StandardsIEC/EN/UNE-EN 61558-2-15, CEIEC/EN/UNE-EN 61558-2-15, CEIEC/EN/UNE-EN 61558-2-15, CEIEC/EN/UNE-EN 61558-2-15, CEIEC/EN/UNE-EN 61558-2-15, CEIEC/EN/UNE-EN 61558-2-15, CEIEC/EN/UNE-EN 61558-2-15, CEIEC/EN/UNE-EN 61558-2-15, CE
IncludeElectrostatic screen between 1º & 2º and bimetal thermal protectionElectrostatic screen between 1º & 2º and bimetal thermal protectionElectrostatic screen between 1º & 2º and bimetal thermal protectionElectrostatic screen between 1º & 2º and bimetal thermal protectionElectrostatic screen between 1º & 2º and bimetal thermal protectionElectrostatic screen between 1º & 2º and bimetal thermal protectionElectrostatic screen between 1º & 2º and bimetal thermal protectionElectrostatic screen between 1º & 2º and bimetal thermal protection
Weight20,3 kg28,2 kg40,8 kg45,2 kg61 kg73 kg76 kg92 kg
Dimensions314x230x315x205x200 mm 6Ø314x230x315x205x200 mm 6Ø384x260x383x245x250 mm 6Ø384x260x383x245x250 mm 6Ø454x340x500x300x300 mm 12Ø454x340x500x300x300 mm 12Ø454x340x500x300x300 mm 12Ø454x340x500x300x300 mm 12Ø
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