TTGZ

TT FAMILY Three phase isolating transformers

TTGZ

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-54/65 enclosure painted with Polyester resin RAL 7035 (cat. C2 ISO 12994-2)

Safety class I

Includes cable glands, silent blocks and also stainless steel lifting eyebolts

Possibility of custom-made manufacturing

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TTGZ10

TTGZ12.5

TTGZ16

TTGZ20

TTGZ25

TTGZ31.5

TTGZ40

TTGZ50

TTGZ63

TTGZ80

TTGZ100

TTGZ125

TTGZ160

TTGZ200

TTGZ250

TTGZ315

Rating10 kVA12,5 kVA16 kVA20 kVA25 kVA31,5 kVA40 kVA50 kVA63 kVA80 kVA100 kVA125 kVA160 kVA200 kVA250 kVA315 kVA
Input voltage400 V400 V400 V400 V400 V400 V400 V400 V400 V400 V400 V400 V400 V400 V400 V400 V
Output voltage400 V400 V400 V400 V400 V400 V400 V400 V400 V400 V400 V400 V400 V400 V400 V400 V
Frequency50/60 Hz50/60 Hz50/60 Hz50/60 Hz50/60 Hz50/60 Hz50/60 Hz50/60 Hz50/60 Hz50/60 Hz50/60 Hz50/60 Hz50/60 Hz50/60 Hz50/60 Hz50/60 Hz
Connection groupYyn0Yyn0Yyn0Yyn0Yyn0Yyn0Yyn0Yyn0Yyn0Yyn0Yyn0Yyn0Yyn0Yyn0Yyn0Yyn0
CoverMetal enclosure RAL 7035 (cat. C4 ISO 12994-2)Metal enclosure RAL 7035 (cat. C4 ISO 12994-2)Metal enclosure RAL 7035 (cat. C4 ISO 12994-2)Metal enclosure RAL 7035 (cat. C4 ISO 12994-2)Metal enclosure RAL 7035 (cat. C4 ISO 12994-2)Metal enclosure RAL 7035 (cat. C4 ISO 12994-2)Metal enclosure RAL 7035 (cat. C4 ISO 12994-2)Metal enclosure RAL 7035 (cat. C4 ISO 12994-2)Metal enclosure RAL 7035 (cat. C4 ISO 12994-2)Metal enclosure RAL 7035 (cat. C4 ISO 12994-2)Metal enclosure RAL 7035 (cat. C4 ISO 12994-2)Metal enclosure RAL 7035 (cat. C4 ISO 12994-2)Metal enclosure RAL 7035 (cat. C4 ISO 12994-2)Metal enclosure RAL 7035 (cat. C4 ISO 12994-2)Metal enclosure RAL 7035 (cat. C4 ISO 12994-2)Metal enclosure RAL 7035 (cat. C4 ISO 12994-2)
Protection degreeIP-54/65/IK-10IP-54/65/IK-10IP-54/65/IK-10IP-54/65/IK-10IP-54/65/IK-10IP-54/65/IK-10IP-54/65/IK-10IP-54/65/IK-10IP-54/65/IK-10IP-54/65/IK-10IP-54/65/IK-10IP-54/65/IK-10IP-54/65/IK-10IP-54/65/IK-10IP-54/65/IK-10IP-54/65/IK-10
CoolingANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANAN
Ambient temperature45ºC45ºC45ºC45ºC45ºC45ºC45ºC45ºC45ºC45ºC45ºC45ºC45ºC45ºC45ºC45ºC
Temperature riseClass BClass BClass BClass BClass BClass BClass BClass FClass FClass FClass FClass FClass FClass FClass FClass F
InsulationClass F - 155ºCClass F - 155ºCClass F - 155ºCClass F - 155ºCClass F - 155ºCClass F - 155ºCClass F - 155ºCClass H - 180ºCClass H - 180ºCClass H - 180ºCClass H - 180ºCClass H - 180ºCClass H - 180ºCClass H - 180ºCClass H - 180ºCClass H - 180ºC
WindingsClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºCClass HC - 200 ºC
Inrush current < 8In < 8In < 8In < 8In < 8In < 8In < 8In < 8In < 8In < 8In < 8In < 8In < 8In < 8In < 8In < 8In
Voltage drop< 2 %< 2 %< 2 %< 2 %< 2 %< 2 %< 2 %< 2 %< 2 %< 2 %< 2 %< 2 %< 2 %< 2 %< 2 %< 2 %
Efficiency (%)97,798989898,198,298,397,89898,198,398,298,398,598,798,8
Noise level (dB) < 45 < 45 < 45 < 45 < 45 < 45 < 45 < 55 < 55 < 55 < 55 < 55 < 55 < 55 < 65 < 65
Test voltage3 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)
StandardsIEC/EN/UNE-EN 61558, CEIEC/EN/UNE-EN 61558, CEIEC/EN/UNE-EN 61558, CEIEC/EN/UNE-EN 61558, CEIEC/EN/UNE-EN 61558, CEIEC/EN/UNE-EN 61558, CEIEC/EN/UNE-EN 60076, CEIEC/EN/UNE-EN 60076, CEIEC/EN/UNE-EN 60076, CEIEC/EN/UNE-EN 60076, CEIEC/EN/UNE-EN 60076, CEIEC/EN/UNE-EN 60076, CEIEC/EN/UNE-EN 60076, CEIEC/EN/UNE-EN 60076, CEIEC/EN/UNE-EN 60076, CEIEC/EN/UNE-EN 60076, CE
Weight130 kg153 kg192 kg206 kg238 kg252 kg299 kg343 kg386 kg434 kg627 kg663 kg913 kg1027 kg1187 kg1282 kg
Dimensions694x413x764x370x350 mm 11Ø694x413x764x370x350 mm 11Ø694x413x764x370x350 mm 11Ø694x413x764x370x350 mm 11Ø694x413x764x370x350 mm 11Ø694x413x764x370x350 mm 11Ø694x413x764x370x350 mm 11Ø890x560x1148x520x426 mm 13Ø890x560x1148x520x426 mm 13Ø890x560x1148x520x426 mm 13Ø890x560x1148x520x426 mm 13Ø972x740x1480x660x470 mm 17Ø972x740x1480x660x470 mm 17Ø972x740x1480x660x470 mm 17Ø1394x870x1762x810x690 mm 17Ø1394x870x1762x810x690 mm 17Ø
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