OPPC connector box instructions
Release time:
2019-11-26 01:15
The intermediate joint box can be divided into two types: pillar type and hanging type. Before installation and connection, select a suitable installation position, design a bench for installing the joint box, and fix the joint box on it to ensure the bending radius of OPPC and that OPPC is not affected by wind pendulum.
Main technical parameters:
Fiber curvature radius ≥ 37.5mm
Applicable voltage level: 35KV
Fiber coiling additional attenuation ≤ 0.01dB
Applicable temperature range:-40~70 ℃
Tensile 6 strength ≥ 2000N
Weight: ≤ 20kg
Optical fiber composite overhead phase line (OPPC) is a new type of special optical cable developed in recent years. It is installed in transmission and transformation lines as an ordinary phase line, which can not only avoid the fatal problems such as strand and fiber breakage caused by lightning strike of OPGW, but also avoid the electrochemical corrosion of ADSS outer sheath. Between the optical cables erected by the tower, and between the optical cables and the guide optical cables, joint boxes are required for connection. Generally, the optical cables are not charged, so the design of the joint box does not need to consider this problem. However, in OPPC, since the current and communication signals are transmitted in one cable, the communication signals in the joint box are required to be connected to equipotential levels in order to safely and reliably isolate high voltage and signals, at the same time, due to the long-term power on OPPC and the existence of a certain temperature, which puts forward higher requirements for OPPC installation fittings to ensure the safe operation of the line.
Product features:
(1) It has the function of an ordinary joint box;
(2) The design of OPPC connector box fully considers the actual situation of domestic lines, and strives to achieve simple and reasonable structure, safe and reliable operation and convenient construction.
(3) Because the optical fiber is placed in the phase line, there is no serious defect of broken strand and core caused by thunder of OPGW ground wire; Compared with ADSS, there is no serious defect of cable corrosion or burning and disconnection caused by strong magnetic field. The crossing height of the line is obviously superior to that of ADSS cable. Secondly, due to the high voltage on the wire and the joint box, it has absolute anti-theft advantage.
Shandong Haihong Electric Power Equipment Company is a professional manufacturer of optical cable fittings. Its main products include tensile suspension clamp, pre-twisted wire, shunt strip and safety backup clamp. Anti-shock hammer, anti-shock whip, joint box, residual cable frame, lead clamp, pre-twisted protective line, full tension connecting strip. Grounding wire, parallel groove clamp and various optical cable connectors, fasteners, etc., at the same time, can also be processed and produced: hoop, pull rod, cross arm and other hot galvanized iron accessories. Telephone: 15715379122 Mary WeChat Same Number QQ:3184815216
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