XLPE Insulated PVC Sheathed STA Power Cable

If you are looking for reliable XLPE Insulated PVC Sheathed STA Power Cable manufacturer and supplier, you can choose Tianjin Beida. This product is a widely used steel tape armored power cable for low voltage power transmission that can be buried directly underground. According to different ampacity, the common cable conductor cross-sectional area ranges from 2.5mm2 to 500mm2.

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Product Description

Relying on Tianjin Beida Cable Group's 35 years of deep cultivation in the cable industry, we launched XLPE Insulated PVC Sheathed STA Power Cable, which can be called the strength of the low voltage power transmission field.

As a high-tech enterprise with China well-known trademark, ISO system certification and other authoritative qualifications, Beida Group is supported by international advanced production and testing equipment and R & D investment of 3.1% of annual sales volume, so that this steel tape armored cable has unparalleled core advantages.

Its XLPE insulation material ensures excellent electrical performance and heat resistance, PVC sheath with steel tape armor design, to achieve strong moisture resistance, corrosion resistance, mechanical damage resistance, direct buried laying without additional protection, perfectly solve the low voltage power transmission installation complex, poor environmental adaptability, safety hazards and other pain points, to provide global customers with stable and reliable power transmission solutions.

Common cable types are YJV22, ZC-YJV22, ZB-YJV22, ZA-YJV22, ZCN-YJV22, ZBN-YJV22, ZCN-YJV22, CU/XLPE/PVC/STA/PVC, CU/MICA/XLPE/PVC/STA/PVC.

Product Structure

Xlpe Insulated Pvc Sheathed Sta Power Cable

XLPE Insulated PVC Sheathed STA Power Cable is composed of a T1R copper conductor , XLPE insulation, PVC wrapping tape Steel-tape armour and PVC sheath.

Conductor: Copper or Aluminium conductor , round standed or Shaped, Class 2 to IEC 60228

and GB/T 3956-2008, For cross-section area is not more than 6mm², a solid round

conductor may be used, Class 1 to IEC 60228 and GB/T 3956-2008.

Insulation: Insulation thickness, material property shall be as per IEC 60502 and GB/T 12706.

Core Colour: 1 core: red or yellow or green or blue or black

2 cores: red, blue or red, black

3 cores: yellow, green, red or red, yellow, blue

4 cores: yellow, green, red, blue or red, yellow, blue, black

5 cores: yellow, green, red, blue, black or red, yellow, blue, black, green

Above 5 coes: white cores with black number or different colored ribbon

Inner coverings: The inner coverings may be extruded or lapped. The materials shall be suitable for the operating temperature of the cable and compatible with the insulating material.

Steel-tape armour: In the multicore cables, the armour shall be applied on an inner covering complying double steel tape. The single-core cables for use on a.c. systems shall consist of non-magnetic steel tape.

Outer sheath: Sheath thickness, material property shall be as per IEC 60502 and GB/T 12706.

Flame-retradant cable: Flame-retardant PVC outer sheath material shall be used. The flame retardant grades can be classified into three categories: Bunch A, B, and C.

Fire-resistance cable: Two layer of Mica tape shall be wound around the conductor.

Process flow diagram

Xlpe Insulated Pvc Sheathed Sta Power Cable

Product Application

Crosslinked polyethylene insulated PVC sheathed steel tape armored power cable, because this cable with steel tape protection, suitable for distribution network or industrial equipment for power transmission.It can be buried directly underground, can be installed in cable trench or bridge, cable can withstand a certain pressure, but can not withstand tension.

Product installation conditions:

Ambient temperature of cable installation For cables with PVC insulation or PVC sheath or halogen-free flame retardant sheath, the ambient temperature during installation shall not be lower than 0℃.

Minimum bending radius for cable installation

project	single core cable		multi-core cable
project	unarmored	armored	unarmored	armored
Minimum bend radius of cable at installation	20D	15D	15D	12D
Minimum bending radius of cables near connection boxes and terminations	15D	12D	12D	10D
Note: D is the cable outer diameter

Performance parameter

Rated voltage: 0.6/1 kV

Test voltage: 3.5kV for 5 minutes no brokendown occured

Working temperature: -0º C to +90 ºC

Short circuit temperature: +250 ºC

Current-carrying capacity in amperes（A）

Rated voltage 0.6/1kV XLPE insulation power cable
current-carrying capacity in amperes（A）
Ambient temperature：in air：40℃，in ground：25℃
Conductor temparature：90℃
Soil thermal resistance coefficient：1.0k·m/W
Type	CU/XLPE/PVC, AL/XLPE/PVC, CU/XLPE/PVC/STA/PVC, AL/XLPE/PVC/STA/PVC, CU/XLPE/PVC/AWA/PVC, AL/XLPE/PVC/AWA/PVC				CU/XLPE/PVC, AL/XLPE/PVC, CU/XLPE/PVC/STA/PVC, AL/XLPE/PVC/STA/PVC, CU/XLPE/PVC/SWA/PVC, AL/XLPE/PVC/SWA/PVC
Number of core	Single core				Multi cores
Cross-section area,mm²	In air		In ground		In air		In ground
Cross-section area,mm²	Cu	Al	Cu	Al	Cu	Al	Cu	Al
1.5	27	—	40	—	21	—	27	—
2.5	37	28	54	41	26	21	33	27
4	51	39	72	56	34	26	43	32
6	65	52	92	74	44	35	56	42
10	92	70	125	95	56	45	70	54
16	120	94	165	130	77	59	94	69
25	160	120	215	165	100	78	120	90
35	195	150	260	200	130	100	155	115
50	240	185	315	240	160	125	185	135
70	300	235	390	300	195	150	220	165
95	370	285	470	365	245	190	270	200
120	430	335	540	415	300	230	320	240
150	495	385	605	470	350	270	365	275
185	575	445	690	535	400	310	410	310
240	680	530	805	625	465	360	465	355
300	790	610	905	705	550	430	540	410
400	925	725	1045	815	—	—	—	—
500	1075	845	1185	935	—	—	—	—
630	1245	995	1345	1075	—	—	—	—
Note:The armor of single-core cables is made of non-magnetic materials.