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Switchgear Insulation Products

Insulation boot for circuit breaker
  • Insulation Boot for Circuit Breaker Product

  • Insulation Boot for Circuit Breaker Application

Insulation Boot for Circuit Breaker is electrrical insulation boots ,designed to insulate Draw-Out Circuit Breakers in MV/HV Power Plant & Substations .This pliable tubes can be installed ,removed or replaced in few minutes. The bots are manufactured from high quality Non-tracking Cross-linked Polyolefin material to provide excellent electrical insulation and to withstand higher operating temperature continuously.Meets ANSI C37.20.2 standards.

FEATURES & BENIFITS :-
  • Prevents Draw-Out Circuit Breakers from chemical corrosion effected by strong acid,alkali,salt,etc.
  • Halogen Free,Flame Retardant.
  • high Di-electric strength.
  • Highly resistent to UVrays and Ozone.Good for outdoor or indoor applications .
  • Protectors against accidental flash-overs.
  • Easy to install or remove as often as required.
  • Complete with fastners.

Technical Qualification Report : QR 1040

Selection Chat
  • Voltage
  • Thikness (min.)
  • 12 kV
  • 1.8mm
  • 18 kV
  • 2.2mm
  • 24 kV
  • 2.8mm
  • 38 kV
  • 3.3mm
Selection Chart
CODE NO. Size (mm) Conductor size (sq.mm.) Packaging (Mtr./Roll)
GOC 1 14 ≤ 70 20
GOC 2 18 70 - 185 20
GOC 3 31 185 - 400 20
GOC 4 38 400 - 800 20
Technical Specification
PROPERTIES VALUE STANDARD
Physical    
Tensile Strength 13 N/mm2 (Mpa) (min.) ASTM D638
Ultimate Elongation 300 % (min) ASTM D638
Density 1.20 ± 0.2 gm/cm3 ASTM D792
Hardness 45 ±10 Shore D ASTM D2240
Water absorption 0.5 % (max.) ASTM D570
Thermal    
Accelerated ageing (120oC for 168 hrs) ASTM D2671
a. Tensile Strength 11 N/mm2 (Mpa) (min.) ASTM D638
b. Ultimate Elongation 250 % (min.) ASTM D638
Low Temperature Flexibility No Cracking ASTM D2671
(-40o C for 4 hrs.)    
Heat Shock (250o C for 30 min.) No cracking or flowing ESI 09-11
Flammability (Oxygen Index) ≥ 28 IEC 93
Continuous Temperature Limit -40 to +105oC IEC 216
Electrical    
Dielectric Strength 25 KV/mm.(min) IEC 243
Volume Resistivity 1 x 1014 Ohm.cm (min) ASTM 2303
Dielectric constant 5 (max.) ASTM D150
Resistant to track & erosion No Tracking, erosion or ASTM flame failure up to 3.25 KV for 20 min. ASTM D2303
Technical Qualification Report : 1036

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