Distribution Line Insulator:

From 11 kV to 33 kV we are making all type of insulator Tension /Suspension, Pin insulator, Post insulator for GOAB / DO Fuse, Line Post Insulator  and support insulator.

  1. Post /Pin Insulator:

Composite Post Insulator

 Composite Pin Insulator

 

 

System voltage
(kV)
Type of
Insulator
Dry lighting impulse withstand voltage, (kVp) Wet power frequency with stand voltage (kV) Load(kN) Creepage
Distance(mm)
Type of
metal fitting
11 Pin/post 75 35 5 320 Pin fitting/Post fitting
22 Pin/post 125 55 6 600
33 Pin/post 170 75 10/14 900/1130

 

  1. Composite T &C Insulator

    Tension /Suspension Insulator:

                                                       

System voltage
(kV)
Type of
Insulator
Dry lighting impulse withstand voltage, (kVp) Wet power frequency withstand voltage (kV) Load(kN) Creepage Distance(mm) Type of Fittings
11 Tension/Suspension 75 35 45/70/90/120 320

Tongue & Clevis/ Ball & Socket

22 Tension/Suspension 125 55 45/70/90/120 600
33 Tension/Suspension 170 75 45/70/90/120 900

Note: All Distribution line insulators are type tested from CPRI, Bangalore as per IEC: 61109 & IEC: 62217

Composite B &S Insulator 

 

System voltage
(kV)
Type of
Insulator
Dry lighting impulse withstand voltage, (kVp) Wet power frequency withstand voltage (kV) Load(kN) Creepage Distance(mm) Section length Type of
metal fitting
66 Suspension 325 140 70/90     

Ball & Socket or as per customer requirements.

66 Tension 325 140 120/160    
110 Suspension 550 230 70/90    
110 Tension 550 230 120/160    
132 Suspension 650 275 70/90    
132 Tension 650 275 120/160    
220 Suspension 1050 460 70/90    
220 Tension 1050 460 120/160    
400 Suspension 1550 680 120    
400 Tension 1550 680 160     

Note: All transmission line insulators are type tested from CPRI, Bangalore as per IEC: 61109 & IEC: 62217