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Pin Insulators For High Voltage Lines

Disc Insulator For High Voltage

Post Insulator For High Voltage Lines

Strain Insulator For Lines

Low Voltage Insulator For Lines

Strain Rod Insulators

Ceramic Bridge Insulator

ANSI Suspension Porcelain Insulator (Normal Type)
GB standard No. XP-45C-M、XP5-70C-M、XP5-70-M、XP-70-M
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Details
Main dimensions and standard particulars
Insulator type AC normal type
GB standard No. XP-45C-M XP5-70C-M XP5-70-M XP-70-M
Fig 1 2 3 3
Specified mechanical load (kN) 45 70
ANSI standard No. 52-1 52-2 52-2 52-3
Nominal unit spacing (mm) 140 146 146 146
Nominal diameter (mm) 160 200 200 225
Minimum creepage distance (mm) 178 210 210 292
Combined M&E strength (kN) 45 70 70 70
Tension proof test load (kN) 22.5 35 35 35
Mechanical impact strength (Nm) 5 6 6 6
Low frequency flashover voltage Dry kV 60 65 65 80
Wet (kV) 30 35 35 50
Critical impulse flashover voltage Positive (kV) 100 115 115 125
Negative (kV) 100 115 115 130
Low frequency puncture voltage (kV) 80 90 90 110
Radio interference voltage Test voltage to ground (kV) 7.5 10 10 10
Max. RIV at 1MHz (μV) 50 50 50 50
Weight (kg) 2.5 3.6 3.6 4.6
Applicable standard: ANSI C29.2
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