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E74TT6 — Three-phase step-up 230 V → 400 V

Three-phase step-up 230 V → 400 V. This family is designed for three-phase voltage conversion with isolation in a three-phase configuration.

Electrical configuration: input 230 V, output 400 V, range 1 a 315 kVA. Final selection should consider actual installation and protection conditions.

Technical data

Input voltage
230 V

Output voltage
400 V

Frequency
50/60 Hz

Thermal class
<31,5 kVA: F (140ºC) / Ta=40ºC - ≥31,5 kVA: H (165ºC) / Ta=40ºC

Degree of protection
IP-65

Cooling
AN

Protection against electric shock
Class I

Test voltage
4,5 KV

Vector group
Dyn11

Relevant parameters
Not applicable

Application

Three-phase voltage conversion with isolation

Three-phase step-up 230 V → 400 V. This family is designed for three-phase voltage conversion with isolation in a three-phase configuration.

Electrical configuration: input 230 V, output 400 V, range 1 a 315 kVA. Final selection should consider actual installation and protection conditions.

References and dimensions

Reference	Power	Input voltage	Output voltage	A × B × C	Weight
310E74TT6	1 kVA	230 V	400 V	370 × 302 × 384 mm	26 kg
315E74TT6	1.5 kVA	230 V	400 V	370 × 302 × 384 mm	30 kg
320E74TT6	2 kVA	230 V	400 V	370 × 302 × 384 mm	36 kg
325E74TT6	2.5 kVA	230 V	400 V	500 × 372 × 584 mm	46 kg
330E74TT6	3 kVA	230 V	400 V	500 × 372 × 584 mm	51 kg
340E74TT6	4 kVA	230 V	400 V	500 × 372 × 584 mm	60 kg
350E74TT6	5 kVA	230 V	400 V	500 × 372 × 584 mm	65 kg
363E74TT6	6.3 kVA	230 V	400 V	500 × 372 × 584 mm	71 kg
380E74TT6	8 kVA	230 V	400 V	66 × 69 × 78 mm	0.7 kg
410E74TT6	10 kVA	230 V	400 V	660 × 490 × 734 mm	110 kg
413E74TT6	13 kVA	230 V	400 V	660 × 490 × 734 mm	133 kg
416E74TT6	16 kVA	230 V	400 V	660 × 490 × 734 mm	150 kg
420E74TT6	20 kVA	230 V	400 V	660 × 490 × 734 mm	180 kg
425E74TT6	25 kVA	230 V	400 V	660 × 490 × 734 mm	202 kg
431E74TT6	31.5 kVA	230 V	400 V	980 × 800 × 1034 mm	293 kg
440E74TT6	40 kVA	230 V	400 V	980 × 800 × 1034 mm	317 kg
450E74TT6	50 kVA	230 V	400 V	980 × 800 × 1034 mm	378 kg
463E74TT6	63 kVA	230 V	400 V	1380 × 980 × 1444 mm	558 kg
480E74TT6	80 kVA	230 V	400 V	1380 × 980 × 1444 mm	618 kg
510E74TT6	100 kVA	230 V	400 V	1380 × 980 × 1444 mm	713 kg
513E74TT6	130 kVA	230 V	400 V	1380 × 980 × 1444 mm	813 kg
516E74TT6	160 kVA	230 V	400 V	1380 × 980 × 1644 mm	920 kg
520E74TT6	200 kVA	230 V	400 V	1380 × 980 × 1644 mm	1090 kg
525E74TT6	250 kVA	230 V	400 V	1380 × 980 × 1644 mm	1250 kg
531E74TT6	315 kVA	230 V	400 V	1380 × 980 × 1644 mm	1555 kg

Dimension reference

Dimensions A, B, C, d and e in the table correspond to those shown in this image.

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