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2. Characteristics
2.1 Nominal voltage(Uo/U):450/750V,0.6/1KV
2.2 Maximum of the Nominal temperature about Conductor:30°C
2.3 Maximum of the Nominal temperature about Conductor after Short Circuit
(less than 4 second):less than 160°C
2.4 Installation temperature:≥0°C
2.5 Cable bending radius:
(1) Unarmored Cable:
ZR type,6×overall diameter
NH type,12×overall diameter
(2) Armored Cable: 20×Cable diameter
2.6 Cabling method:Installed aerially, in duct, cable trough, or underground.
2.7 Installation conditions
2.7.1.1 Installation in the air
Center distance between two parallel-installed single-2 core cables
double the cable diameter for 185mm and2 below cable; 90mm for 240mm and above.
2.7.1.2 Ambient temperature: 30°C.
2.7.1.3 Maximum conductor temperature: 30°C.
2.7.2.1 Installation by burial
Center distance between two non-contact installed
single core cables doubles the cable diameter.
2.7.2.2 Maximum conductor temperature: 30°C.
2.7.2.3 Soil thermal resistance 1.0°C.m/W
2.7.2.4 Burial depth 0.3m
227 IEC01(BV),BV,BLV | Copper(aluminum) core PVC insulated cable(wire) |
BVV,BLVV | Copper(aluminum) core PVC insulated and sheathed power cable |
277 IEC02(RV),BV | Copper core PVC insulated flexible cable(wire) |
227 IEC05(BV),BV | Copper core PVC insulated cable |
227 IEC06(RV) | Copper core PVC insulated flexible cable |
227 IEC07(BV-90) | Copper core PVC insulated heat-resisting (90°C) cable |
227 IEC08(RV-90) | Copper core PVC insulated heat-resisting (90°C) interconnecting flexible cable |
227 IEC10(BVV),BVV | Copper core PVC insulated and sheathed round cable |
227 IEC42(RVB),RVB | Copper core PVC insulated flat interconnecting flexible cable |
227IEC52(RVV) or 227IEC53(RVV) | Copper core PVC insulated and sheathed round interconnecting flexible cable |
BVR | Copper core PVC insulated flexible cable |
RVS | Copper core PVC insulated and stranded interconnecting flexible cable |
RVVB | Copper core PVC insulated and sheathed flat interconnecting flexible cable |
AV | Copper core PVC insulated installing cable |
AVR | Copper core PVC insulated flexible installing cable |
AVP | Copper core PVC insulated and screened installing wire |
RVVP | Copper core PVC insulated and sheathed screened flexible wire |
ZA-BVR-105 | Copper core flame-retardant (105°C) PVC insulated flexible cable |
ZA-RV-105 | Copper core flame-retardant (105°C) PVC insulated wire |
RVV,ZA-RVV300/500V | Copper core PVC-insulated and sheathed (flame-retardant) flexible wire |
Core Number | Colour | ||
Main Core | The fourth and fifth core | ||
1 | Any(Black first) |
|
|
2 | Red,Light blue |
|
|
3 | Red,Yellow,Green |
|
|
4,3+1 | Red,Yellow,Green | Light blue |
|
4+1,3+2 | Red,Yellow,Green | Light blue | Black |
1.How to confirm that our factory is a reliable supplier?
RE: Tongding Interconnection Information Co.,Ltd is top 3 of communications industry in China. You can search our company's information on Baidu or Google.We are the Assessed Supplier of . Alibaba as the third party verifies our factory and company to confirm that we are a real and reliable supplier.
2.Does our company support factory inspection?
RE: Of course,we do.The company covers an area of 1000,000 square meter.There are 4000~5000 workers in our factory now.We have 6 production division and 1 testing centre.Besides that, we also own fiber optic business unit and 40 wire drawing towers.Welcome to inspect factory anytime and anywhere.
3.Do you provide free samples?
RE: Yes.We provide free samples below 10 meters.
4.How to ensure the products are qualified in your factory?
RE: We control the quality strictly and inspect every working procedure of semi-finished products.We strictly control the proportion of unqualified products,so as to guarantee the quality of the final products.
5.Can we become a distributor to sale your products?
RE: Yes,of course.Anyone is welcome to become our distributor.And we will give you the corresponding preferential policies.
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