Costa-Rica ANSI glass insulators for AC systems
As an important part of the power transmission system, the stability and reliability of its performance are directly related to the safe operation of the power grid.
Category:
Product Description
Main technical parameters of ANSI glass insulator for AC system
| Insulator Model |
Nominal Diameter D (Mm) |
Structure Height H (Mm) |
Nominal Creepage Distance L (Mm) |
ANSI Level |
Ball socket size | electromechanical strength | Stretch Negative Load test |
Mechanical Beat Strike strength |
Power frequency Dry resistance Power Pressure (KV) |
Power frequency Wet resistance Power Pressure (KV) |
critical shock flashover voltage (KV) Positive polarity Negative polarity |
Impact Voltage Strike Wear resistance Voltage (p.u.) |
Minimum Power frequency strike Wear resistance Voltage (KV) |
Wireless electrical interference 10kV, 1MHz (μV) |
Insulation Sub-list slice weight Quantity (Kg) |
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| Ruitai Type |
Diameter D | Spacing H | Creepage Distance L |
ANSI Grade |
Ball socket dimension |
Electromechanical strength |
Tensile load test | Mechanical combating strength |
Power Frequency Withstand Voltage (DRY) (KV) |
Power Frequency Withstand Voltage (WET) (KV) |
Citical Impulse Flashover Voltage (KV) |
Impulse Withstand Voltage (p.u.) |
Min Power Frequency Puncture Voltage (KV) |
Radio Interference Voltage (10kV,1MHz (μV) |
Net Weight Per Unit (Kg) |
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| mm | inches | mm | inches | mm | inches | kN | lbs | kN | lbs | N-m | inch- pounds |
Positive polarity |
Negative | ||||||||||
| U70B/146A | 255 | 10 | 146 | 5-3/4 | 320 | 12-5/8 | 52-3 | Type B | 70 | 15000 | 35 | 7500 | 6.0 | 55 | 80 | 50 | 125 | 130 | 2.8 | 130 | ≤50 | 4.0 | |
| U100B/146A | 255 | 10 | 146 | 5-3/4 | 320 | 12-5/8 | Type B | 100 | 22000 | 50 | 11000 | 6.0 | 55 | 80 | 50 | 125 | 130 | 2.8 | 130 | ≤50 | 4.0 | ||
| U120B/146A | 255 | 10 | 146 | 5-3/4 | 320 | 12-5/8 | 52-5 | Type J | 120 | 25000 | 60 | 12500 | 7.0 | 60 | 80 | 50 | 125 | 130 | 2.8 | 130 | ≤50 | 4.0 | |
| U160B/146A | 280 | 11 | 146 | 5-3/4 | 400 | 15-3/4 | 52-8 | Type K | 160 | 36000 | 80 | 18000 | 10 | 90 | 85 | 55 | 130 | 135 | 2.8 | 130 | ≤50 | 7.0 | |
| U210B/156A | 280 | 11 | 156 | 6-1/8 | 400 | 15-3/4 | 52-11 | Type K | 220 | 50000 | 110 | 25000 | 10 | 90 | 85 | 55 | 140 | 140 | 2.8 | 130 | ≤50 | 7.0 | |