Welcome to Shanghai Ruitai Electric Insulator Co.,Ltd
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E-mail
ruitaieric@163.com
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+8618930834930
Double umbrella-shaped disc suspension toughened glass insulator
Key words：
Glass insulator
Classification：
Product Details
Double umbrella type - disc-shaped suspended toughened glass insulator main technical parameters (GB and IEC)
| Insulator Model |
Drawing number | Nominal Diameter D (mm) |
Structure Height H(mm) |
Nominal Creepage Distance L (mm) |
Connection Marking (mm) |
Rated Mechanical Breakdown (kN) |
Individual Tensile Load Test( kN) |
Power frequency Dry withstand Voltage (kV) |
Power frequency Wet withstand Voltage (kV) |
Lightning Impulse Withstand Voltage (kV) |
Impulse Overvoltage Breakdown withstand Voltage (p.u.) |
Minimum working Withstand Voltage (kV) |
Radio Interference 10kV 1 MHz (μV) |
Visible electric Corona voltage Foot/cap(kV) |
Power frequency Arc Test |
Insulator Single piece weight (kg) |
| UG70B146/450D 16R | 11 | 280 | 146 | 450 | 16 | 70 | 35 | 80 | 45 | 120 | 2.8 | 130 | ≤50 | 18/22 | 0.12s/20kA | 6.3 |
| UG100B146/450D 16R | 11 | 280 | 146 | 450 | 16 | 100 | 50 | 80 | 45 | 120 | 2.8 | 130 | ≤50 | 18/22 | 0.12s/20kA | 6.3 |
| UG120B146/450D 16R | 11 | 280 | 146 | 450 | 16 | 120 | 60 | 80 | 45 | 120 | 2.8 | 130 | ≤50 | 18/22 | 0.12s/20kA | 6.3 |
| UG160B170/450D 20R | 11 | 300 | 170 | 450 | 20 | 160 | 80 | 85 | 45 | 130 | 2.8 | 130 | ≤50 | 18/22 | 0.12s/20kA | 8.4 |
| UG210B170/450D 20R | 11 | 300 | 170 | 450 | 20 | 210 | 105 | 85 | 45 | 130 | 2.8 | 130 | ≤50 | 18/22 | 0.12s/20kA | 9.0 |
| UG300B195/480D 24R | 11 | 300 | 195 | 450 | 24 | 300 | 150 | 85 | 50 | 130 | 2.8 | 130 | ≤50 | 18/22 | 0.12s/20kA | 13.0 |
Company Introduction
Shanghai Ruitai Electric Insulator Co.,LTD, was founded on March 14, 2009. Since establishment，it has been focused on the research of new high-strength functional glass manufacturing technologies and the development of insulation products for HV transmission lines. Main products are the glass insulators for HV and UHV transmission lines. Through continuous innovation， Shanghai Ruitai forms a product collection under six series， 40 varieties and 60 models. The voltage rating of these products spans from 10kV to 1000kV. Moreover， Shanghai Ruitai is also among the few manufacturers that possess technologically matured AC/DC EHV glass insulators， and takes the tech leading role in domestic industry. It is a main supplier of State Grid (World’s Top 500) and China Southern Power Grid， and is at the top of list in terms of the number of bids won in the last three years in State Grid’s glass insulating bids. .
Our advantage
Industry experience
Founded in 2012, the company has more than ten years of manufacturing experience in the production of various insulators.
Variety of specifications
The glass insulators produced by our company are mainly used for 10kv,35kv,66kv,110kv,220kv,500kv transmission lines.
Marketing Network
The products of our Ruitai Glass Insulator Manufacturing Co., Ltd. operate safely on power transmission lines in more than 80 countries around the world.
Qualification Certificate
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Shanghai Ruitai Electric Insulator Co.,Ltd.
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