series CD

Bare conductor

Class 2 and Class 5

1 up to 630 mm²

IRAM NM 280

Suitable for earthing networks, as neutral or return conductor in certain electrical systems.

Features

Temperature rating: 90ºC
Voltage rating: Not apply
Construction requirements: As per IRAM NM 280 – IEC 60228
Conductor: Annealed electrolytic copper class 2 or class 5

Grounded conductor

Flexible stranded conductors

Instalation

Installation temperature

Over conductors

Minimum bend radius

Constructive variants

These ropes can be provided with tinned wires as anticorrosive protection in installations where there is a high aggressiveness of the environment or terrain.

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CLASS 2

Nominal cross-section (mm²)	Stranding (*) Minimum amount of wires	External diameter mm	Weight kg/km	Electrical resistance ohm/km	Bend radius mm	Pulling tension daN/mm²	Code	Mat Number
10	7	4.0	88	1,83	60	50	CD2-7H 10	100003249
16	7	5.0	139	1,15	75	80	CD2-7H 16	100003250
25	7	6.3	220	0,727	94	125	CD2-7H 25	100003251
35	7	7.4	305	0,524	111	175	CD2-7H 35	100003252
50	19	8.8	416	0,387	130	250	CD2-19H 50	100003253
70	19	10.5	600	0,268	157	350	CD2-19H 70	100003254
95	19	12.8	839	0,193	192	475	CD2-19H 95	100003255
120	37	14.6	1053	0,153	220	600	CD2-37H 120	100003265
150	37	15.9	1291	0,124	239	750	CD2-37H 150	100003257
185	37	17.5	1615	0,0991	262	925	CD2-37H 185	100003258
240	61	19.8	2121	0,0754	300	1200	CD2-61H 240	100003259

(*) For class 2, there is a standardized minimum amount of wires to form the strand.

CLASS 5

Nominal cross-section (mm²)	Maximum wire diameter	External diameter mm	Weight kg/km	Electrical resistance ohm/km	Bend radius mm	Pulling tension daN/mm²	Code
0.5	-	0.9	4	-	-	-	CD5 0.5
0.75	-	1.1	6	-	-	-	CD5 0.75
1	0,21	1.2	8	19,5	19	5	CD5 1
1.5	0,26	1.5	11	13,3	23	7,5	CD5 1.5
2.5	0,26	1.9	19	7,98	30	12,5	CD5 2.5
4	0,31	2.4	31	4,95	33	20	CD5 4
6	0,31	3.0	47	3,3	46	30	CD5 6
10	0,41	3.9	80	1,91	62	50	CD5 10
16	0,41	4.9	129	1,21	76	80	CD5 16
25	0,41	6.2	202	0,78	94	125	CD5 25
35	0,41	7.3	285	0,554	109	175	CD5 35
50	0,41	8.7	405	0,386	130	250	CD5 50
70	0,51	10.4	572	0,272	160	350	CD5 70
95	0,51	11.8	743	0,206	190	475	CD5 95
120	0,51	13.8	984	0,161	211	600	CD5 120
150	0,51	15.9	1223	0,129	244	750	CD5 150
185	0,51	17.8	1511	0,106	265	925	CD5 185
240	0,51	20.2	1993	0,0801	310	1200	CD5 240
300	0,51	23.4	2481	0,0641	352	1500	CD5 300
400	0,51	26.3	3292	0,0486	406	2000	CD5 400
500	0,61	30.4	4330	0,0384	451	2500	CD5 500
630	0,61	33.5	5524	0,0287	520	3150	CD5 630

(*) For class 5, there is a standardized minimum amount of wires to form the strand.