OVR PV T1

ABB

OVR PV T1

Publicado: 26 de maio de 2014 · Categoria: Catálogos

Deste documento

Main catalog System pro M compact Surge and lightning protection solutions System pro M compact Surge and lightning protection solutions 1TXH000083C0203 - Edition march 2014 Panorama 2 General information 4 Surge and lightning protection solutions 21 Selection table 76 Applications - Technical definitions - Norms and standards 80 Index 86 ABB System pro M compact | 1 1 2 3 4 5 6 Panorama 1 LOVOS surge protection of distribution transformer OVR Type 1 and Type 1+2 main entrance lightning protection OVR Type 2 and OVR Plus surge protective devices Avoid insulation damages Prolonged life time of a transformer Reduce system disturbance Cost savings in maintenance or equipment replacements. Surge and lightning protection (LPZ 0 to LPZ 1 and 2) Protection of the installation against direct lightning Impulse discharge current (Iimp) from 7 to 100 kA. Surge protection (LPZ 1 to 2...) Sub-distribution board installation Prolonged life time of sensitive equipment Autoprotected surge protective devices with the OVR Plus range. Most of distribution transformers are protected on the primary side with surge arresters. Representing substantial capital investment and being a key component for reliable and continuous electricity supply, the transformer should always be protected against surge damage or deterioration on the secondary side with low voltage surge arresters. Exposed building to lightning surges shall be protected with Type 1 or Type 1+2 surge protective devices (SPDs). With a...