Electricity Department Tender

Supply of Materials

SETC OF 3 polw,36kv,1250Amps,31.5KA for 3sec, Horizontal Double Break parallel mounting type, machanically gan operated without earthing switch with aluminium main blade,finger type springless contacts made of copper-chromium-zirconium without any fasters, zinc metalizing in bimetallic joints to prevent galvanizing corrosion ,25mm/kv brown porcelein insulators (4KN), Drive mechanizm consisting of maintenance free linkages with stainless steel rod and bearings with high quality trun table bearings for reliable rotory movememnts with dead centre interlocking capable of withstanding seismic strom suitation. Motar operated mechanisum having aluminium body highly corrosive resistance powder coated, IEC 61850 Ed.2 communication protocol ande IEC-104 compatible , with terminal connector suitable for AAC Trantulla condutor of size 37/5.23mm, with retrofitings materials/mounting arrangements, to be erected on existing structre. Isolator without interconnecting cables and supporting strucutre.

SETC OF 3 polw,36kv,1250Amps,31.5KA for 3sec, Horizontal Double Break parallel mounting type, machanically gan operated with earthing switch with aluminium main blade,finger type springless contacts made of copper-chromium-zirconium without any fasters, zinc metalizing in bimetallic joints to prevent galvanizing corrosion ,25mm/kv brown porcelein insulators (4KN), Drive mechanizm consisting of maintenance free linkages with stainless steel rod and bearings with high quality trun table bearings for reliable rotory movememnts with dead centre interlocking capable of withstanding seismic strom suitation. Motar operated mechanisum having aluminium body highly corrosive resistance powder coated, IEC 61850 Ed.2 communication protocol ande IEC-104 compatible , with terminal connector suitable for AAC Trantulla condutor of size 37/5.23mm, with retrofitings materials/mounting arrangements, to be erected on existing structre. Isolator without interconnecting cables and supporting strucutre.