Narkhede Electricals Pvt Ltd

Other Details

Our range of 33 KV isolator panels is specifically manufactured for Voltage ranging from 3.3 KV to 56 KV. These 3 phase isolators are fitted with fiber glass link instead of epoxy/plastic link in order to avoid the problem of breakage during operation. Isolators operate in nominal current rating arc 400 Amp. & 630 amp or in higher current rating arc. Designed in accordance with IS9920, these isolator switches are tested as per CPRI for 20 K A for 1 & 3 Sec. rating.

Some of the unique features of the 33 KV isolator panels are as follows: 

• Switches with single Pole/Three Pole mode
• Compact in design
• Arc equipped with profiled steel basic frame
• Current carrying pails design is sturdy
• Use of silver plated copper contacts for screw springs and current paths which have large crow-sections guarantee that there will be no fatigue even alter several years of operation Auxiliary 2 NO & 2 NC contacts arc if required
• Easy mounting of switches on the walls
• Structures or in switchboards/panels, which can be equipped with motor drives
• Fuse & Earth Switch can be provided
• On load isolator break switches of 630 Amp
• Availability of 12 KV arc
• Use of auxiliary pneumatic (air blast) arc quenching ensures positive arc quenching from very tow to the rated current