Elements for energy transformers exit connections

FEMOD offers contact elements of distributive transformers produced under strict requirements concerning chemical composition, mechanical properties, quality of all, and especially contact surfaces, size tolerances, etc.

Production assortment comprises sets of contact parts consisting of threaded parts, caps, flags, washers, screws and rings for all currents from 250 A up to 3150 A.

All parts are manufactured in complete accordance with DIN 42 530 or EN 50 386 standards, or other norms, documentation or special customer requirements.

STANDARD TRANSFORMER CONNECTIONS

EN 50 386

Elements for energy transformers exit connections

Size 1-3 ( 250 to 630A)

Size 4-8 ( 1250 to 5000A)

DIN 42 530

250A to 630A

1000A to 3150A

STANDARD SIZES AS PER EN 50 368

Size	I_r (A)	l₁ max. (mm)	l₂ min. (mm)	t max. (mm)	d₁ (mm)	d₂ max. (mm)	d_3₀⁺² (mm)	d₄ max. (mm)	l₃ min. (mm)	d₅ max. (mm)
1	250	138	30	6	M12	56	28	60	40	56
2	250^a	160	30	6	M12	56	28	60	40	70
3	630	178	30	6	M20	70	45	85	65	70
4	1 250	200	35	6	M30x2	90	56	110	70	90
5	2 000	240	35	10	M42x3	104	70	125	90	104
6	3 150	250	35	10	M48x3	125	90	150	90	125
7	4 000	300	40	10	M55x3	160	118	180	110	180
8	5 000	310	40	10	M64x3 or Ø 58^b	160	118	180	110	180

a) Type with extended creepage distance.
b) Plain terminations are allowed, but are limited to the length l₃.

STANDARD SIZES AS PER DIN 42 530

Type	a	b	c	d₁	d₂	d₃	d₄	d₅
Type	(mm)
DT 250	138	68	4 - 8	M 12	23	28	60	50
DT 630	178	82		M 20	40	45	85	70
DT 1000	263	60		M30 x 2	56	56	110	90
DT 2000	340	65	6 - 10	M42 x 3	70	70	125	104
DT 3150	372	70	6 - 10	M48 x 3	80	90	150	125