Aluminum alloy twisted flexible cable for wind power generation

1.Product standards

GB/T3956-2008、GB/T29631-2013

2.Product characteristics and scope of application

Good flexibility, small bending radius, oil resistance, low temperature resistance, torsion resistance, sunlight resistance, light weight cable, convenient installation, can be installed and used outdoors in different climate conditions.It can also adapt to dry, humid indoor working environment, with long life, high cost performance; Transmission of power from generator stator (or rotor) to base AC in engine room with rated voltage up to 1.8/3kv.

3.Product parameters

Rated voltageU0/U:450/750V、0.61/1KV、1.8/3KV；

Ambient temperature:-40℃-90℃（suitable for cold areas）

The maximum temperature of the cable during short circuit ((the longest duration does not exceed 5S) is 250℃

Minimum bending radius: 6D (D is the diameter of the cable)

E-mail :[email protected]

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Aluminum alloy twisted flexible cable for wind power generation Details

Model and Name

Model	Rated voltage	Name
FDAAEF-25(-40)	450/750V 0.6/1KV 1.8/3KV	Aluminum alloy core ethylene propylene rubber insulation neoprene rubber sheathed for wind power generation (cold resistance) twisting resistant flexible cable
FDAAES-25(-40)		Aluminum alloy core ethylene propylene rubber insulated thermoplastic elastomer sheathed (cold resistant) twisted flexible cable for wind power generation
FDAAGG-40(-55)		Aluminium alloy core, silicone rubber insulation, silicone rubber sheath, cold-resistant (hard plug-resistant) twist-resistant flexible cable for wind power generation
FDAAGU-40(-55)		Aluminum alloy core silicone rubber insulation polyurethane elastomer sheath cold-resistant (hard plug-resistant) twist-resistant flexible cable for wind power generation
FDAAEU-40(-55)		Aluminum alloy core ethylene propylene rubber insulation polyurethane elastomer sheath cold-resistant (severe cold-resistant) twist-resistant flexible cable for wind power generation
FDAAEG-40(-55)		Aluminum alloy core ethylene propylene rubber insulation silicon rubber amine sheath cold-resistant (hard plug-resistant) twist-resistant flexible cable for wind power generation
FDAAEH-25(-40)		Aluminum alloy core ethylene propylene rubber insulation chlorosulfonated polyethylene rubber sheath wind power generation (cold-resistant) twist-resistant flexible cable
FDAAES-25(-40)		Aluminum alloy core ethylene propylene rubber insulated thermoplastic elastomer sheathed (cold-resistant) twist-resistant flexible cable for wind power generation

Product specifications

Model	Rated voltage	Number of cores	Nominal area of conductor
FDAAEF	450/750V 0.6/1KV	1	10-400
FDAAES		2	10-35
FDAAGG		3	10-300
FDAAGU		3+1	16-185
FDAAEU		4	10-300
FDAAEG		5	10-35
FDAAEH	1.8/3KV	1	16-400
FDAAES	1.8/3KV	3	16-300

Main technical parameters （with rated voltage of 450/750V and 0.6/1KV）

Specification mm²	Outer diameter of cable mm		Safe current carrying capacity at ambient temperature （A）	Reference weight kg/km
Specification mm²	FDAAEF、FDAAES、FDAAGG、FDAAEG、FDAAEH、FDAAES	FDAAGU、FDAAEU	Safe current carrying capacity at ambient temperature （A）	FDAAEF、FDAAES、FDAAGG、FDAAEG、FDAAEH、FDAAES	FDAAGU、FDAAEU
1X10	9.5-11.9	8.3-10.5	63	159	116
1X16	10.8-13.4	9.5-11.7	85	201	146
1X25	12.7-15.8	11.4-14.1	116	278	211
1X35	14.3-17.9	12.7-16.0	135	349	260
1X50	16.5-20.6	14.8-18.4	171	445	338
1X70	18.6-23.3	16.6-20.9	200	574	440
1X95	20.8-26.0	18.8-23.6	232	737	580
1X120	22.8-28.6	20.8-26.3	272	887	702
1X150	25.2-31.4	23.1-28.9	330	1065	850
1X185	27.6-34.4	25.2-31.7	388	1294	1038
1X240	30.6-38.3	28.2-35.6	449	1581	1294
1X300	33.5-41.9	31.1-39.2	512	1994	1647
1X400	37.4-46.8	34.9-43.8	610	2345	1959
2X10	17.7-22.6	15.6-19.9	63	489	344
2X16	20.2-25.7	17.9-22.8	86	625	446
2X25	24.3-30.7	21.8-27.6	115	896	652
2X35	24.0-30.0	22.0-28.0	150	1090	818
2X50	28.0-36.0	26.2-33.6	185	1385	1028
3X10	19.1-24.2	16.8-21.4	54	584	417
3X16	21.8-27.6	19.5-24.7	75	748	551
3X25	26.1-33.0	23.6-29.9	101	1071	809
3X35	29.3-37.1	26.5-33.8	127	1319	1004
3X50	33.1-42.9	30.9-39.2	158	1725	1295
3X70	38.4-48.3	35.1-44.0	190	2211	1714
3X95	43.3-54.0	39.6-49.7	227	2896	2244
3X120	47.4-60.0	43.4-55.5	250	3448	2714
3X150	52.0-66.0	47.6-61.1	300	4151	274
3X185	57.0-72.0	52.2-66.7	348	5067	4015
3X240	65.0-82.0	59.8-76.2	400	6371	5085
3X300	72.0-90.0	66.3-83.6	456	8507	6549
4X10	20.9-26.5	18.6-23.6	46	701	515
4X16	23.8-30.1	21.3-27.0	64	907	681
4X25	28.9-36.6	26.1-37.2	86	1325	1012
4X35	32.5-41.1	29.3-37.2	108	1659	1243
4X50	37.7-47.5	34.4-43.5	136	2126	1644
4X70	42.7-54.0	39.0-49.5	160	2776	2145
4X95	48.4-61.0	44.0-55.9	188	3652	2849
4X120	53.0-66.0	48.6-60.9	212	4280	3395
4X150	58.0-73.0	53.2-67.5	256	5181	4122
4X185	64.0-80.0	58.8-74.3	294	6356	5082
4X240	72.0-91.0	66.3-84.7	340	7973	6399
4X300	80.0-101.0	73.6-94.0	392	10280	8255
5X10	22.9-29.1	20.4-26.0	46	849	623
5X16	26.4-33.3	23.7-30.2	64	1105	830
5X25	32.0-40.4	28.8-36.8	86	1638	1227
5X35	32.0-40.0	29.0-36.5	108	2031	1560
5X50	37.0-47.0	35.6-43.2	136	2528	1978
3X10+1X6	20.9-26.5	18.5-23.8	38	671	492
3X16+1X10	23.5-29.6	21.1-26.8	52	884	665
3X25+1X16	27.9-35.6	25.1-32.4	70	1255	959
3X35+1X16	31.0-40.1	28.1-36.6	92	1501	1153
3X50+1X25	35.7-46.0	32.4-42.1	115	2016	1556
3X70+1X35	40.7-52.0	37.1-47.9	134	2541	1994
3X95+1X50	46.4-59.0	42.4-54.5	156	3323	2628
3X120+1X70	50.0-64.0	45.9-59.3	175	4007	3199
3X150+1X70	55.0-70.0	50.5-64.9	218	4734	3776
3X185+1X95	60.0-76.0	55.0-70.5	255	5858	4700

Technical parameters （with rated voltage 1.8/3KV）

Specification mm²	Outer diameter of cable mm		Safe current carrying capacity at ambient temperature A	Reference weight kg/km
Specification mm²	FDAAEF、FDAAES、FDAAGG、FDAAEG、FDAAEH、FDAAES	FDAAGU、FDAAEU	Safe current carrying capacity at ambient temperature A	FDAAEF、FDAAES、FDAAGG、FDAAEG、FDAAEH、FDAAES	FDAAGU、FDAAEU
1X10	11.3-13.7	10.1-12.3	63	189	161
1X16	12.6-15.2	11.3-13.5	86	234	197
1X25	14.3-17.4	13.0-15.6	116	310	264
1X35	15.9-19.5	14.3-17.5	135	376	322
1X50	17.7-21.8	16.0-19.6	171	454	388
1X70	19.8-24.5	17.8-22.1	200	579	496
1X95	22.0-27.2	20.0-24.8	232	737	644
1X120	24.0-29.8	22.0-27.4	272	881	773
1X150	26.4-32.6	24.3-30.0	330	1052	928
1X185	28.4-35.2	26.0-32.5	388	1242	1094
1X240	31.4-39.1	29.0-36.5	449	1540	1357
1X300	33.9-42.3	31.5-39.5	512	1871	1684
1X400	37.8-47.2	35.3-44.3	610	2209	1997
3X10	23.0-28.1	20.6-25.2	54	711	591
3X16	25.7-31.5	23.3-28.6	75	884	754
3X25	29.6-36.5	27.1-33.5	101	1183	1018
3X35	32.8-40.6	30.0-37.5	127	1454	1237
3X50	36.7-45.5	33.5-42.0	158	1758	1511
3X70	41.0-50.9	37.7-47.2	190	2250	1937
3X95	45.9-56.6	42.2-52.5	227	2890	2515
3X120	50.0-62.6	46.0-58.3	250	3423	2992
3X150	54.6-68.6	50.2-63.9	300	4097	3578
3X185	58.7-73.7	53.9-68.8	348	4856	4238
3X240	66.7-83.7	54.6-78.2	400	6083	5335

Main electrical performance test of cable

a.The DC resistance value of the conductor of the finished cable at 20°C should not be greater than the value specified in GB/T 3956

b. The insulation resistance of the finished cable should meet the requirements of the following table

Rated voltage	Nominal sectional area of conductor mm²	Insulation resistance at 20°C MΩ-KM	Insulation resistance at rated operating temperature MΩ-KM
450/750V 0.6/1KV	35&below	150	0.15
	50-150	100	0.10
	185-400	80	0.08
1.8/3KV	35 and below	250	0.25
	50-150	200	0.20
	185-400	150	0.15

c. Power frequency withstand voltage test

The finished cable shall be able to withstand the power frequency voltage test specified in the table without breakdown

Rated voltage	Test voltage kv	Pressure time min
450/750V	2.5	5
0.6/1KV	3.5
1.8/3KV	6.5

Rated voltage 8.7/10KV, 26/35kV ethylene and propylene insulated power cable for wind power generation

Purpose of cable: power transmission from generator stator (or rotor) to tower base AC in engine room

Model and name of cable

The names and models of power cables with rated voltage of 8.7/10kV and 26/35kV are shown in the table below
Model	Rated voltage	Name
FDAAEH	8.7/10KV 26/35KV	Twisted flexible cable with aluminum alloy core ethyl-propylene insulated thermosetting elastomer sheathed for wind power generation
FDAAES		Twisted flexible cable with aluminum alloy core ethyl-propylene insulated thermoplastic elastomer sheathed for wind power generation
FDAAEU		Twisted flexible cable with aluminum alloy core ethyl-propylene insulated polyurethane sheathed for wind power generation

Specification of cable

Model	Rated voltage	Core qty	Nominal cross-sectional area mm²
FDAAEH	8.7/10	1	35-240
FDAAES
FDAAEU
FDAAEH	26/35	3	25-95
FDAAES
FDAAEU

Cable usage characteristics

The maximum long-term allowable working temperature of the conductor: 90℃

The minimum working temperature of the cable: -40 ℃ (suitable for cold areas)

The maximum temperature of the cable during short circuit ((the longest duration does not exceed 5S) is 250℃

Minimum bending radius: soft conductor: 6D, hard conductor: 7D (D is the diameter of the cable)

Allowable tension load of cable conductor; 15N/mm²

The cable has the characteristics of torsion resistance (part of the cable), oil resistance, humidity and heat resistance (part of the conductor), UV resistance, ozone resistance, etc.

Main technical parameters of the cable

Model	Rated voltage KV	Specification	Insulation thickness mm	Reference outside diameter of cable mm	Current-carrying capacity of the cable when the ambient temperature is 30℃ (A, reference)
FDAAEH FDAAES FDAAEU	8.7/10	1X35	4.5	30.2-39.0	132
		1X50	4.5	32.0-41.0	194
		1X70	4.5	34.0-43.5	233
		1X95	4.5	35.5-45.8	263
		1X120	4.5	37.0-47.5	290
		1X150	4.5	40.0-50.0	352
		1X185	4.5	40.5-52.0	410
		1X240	4.5	43.0-55.0	466
FDAAEH FDAAES FDAAEU	26/35	3X25+3X10	10.5	80.6-86.4	100
		3X35+3X10	10.5	83.3-89.3	127
		3X50+3X16	10.5	57.5-94.0	158
		3X70+3X16	10.5	91.5-98.6	192
		3X95+3X16	10.5	96.0-105.4	230