Polymer support ribbed insulators of type IO8P-130/10 are designed for insulating and securing current-carrying parts in electrical apparatuses, complete switchgear units, busbars, and substation distribution devices operating with alternating current at a frequency of 50 Hz and voltages up to 10 kV.

Key Technical Specifications:

• Rated Voltage: 10 kV
• Rated Bending Strength: 8 kN
• Rated Tensile Strength: 8 kN
• Construction Height (L): 130 mm
• Creepage Distance: 210 mm
• Withstand Lightning Impulse Voltage: 75 kV
• Withstand Voltage at 50 Hz in Dry Conditions: 42 kV
• Withstand Voltage at 50 Hz under Dew Conditions: 28 kV
• Breakdown Voltage in Insulating Medium: at least 97.5 kV
• Weight: not more than 0.36 kg

Insulator Designation:

• I — insulator
• O — support
• 8 — minimum mechanical bending strength, kN
• P — polymer
• 130 — construction height, mm
• 10 — rated voltage, kV
• 01, 02, etc. — version
• A — upper mounting holes in the hardware
• S — thread of the central mounting hole starts immediately
• UHL — climatic version according to GOST 15150
• 2 — placement category according to GOST 15150

The insulators are manufactured according to TU 3494-09-53844979-2017.