Welcome to Shanghai Ruitai Electric Insulator Co.,Ltd
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ruitaieric@163.com
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Glass insulators for electrified railway catenary systems
Key words：
Glass insulator
Classification：
Product Details
Technical parameters of glass insulators for electrified railway contact networks (GB and IEC)
| Insulator Model |
Drawing number | Nominal diameter D(mm) |
Structural height H(mm) |
Nominal creepage distance L(mm) |
Connection mark (mm) |
Rated mechanical failure load (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 power frequency breakdown withstand voltage (kV) |
Radio interference 10kV 1MHz (μV) |
Visible corona voltage foot/cap (kV) |
Power frequency arc test | Single piece weight of insulator (kg) |
||||
| LXP-70T | 15 | 255 | 146 | 320 | Iron cap with 16\16R spherical connection, Steel foot with 16C connection |
70 | 35 | 70 | 40 | 100 | 2.8 | 130 | ≤50 | 18/22 | 0.12s/20kA | 4.4 | ||||
| LXWP-70T | 16 | 255 | 146 | 400 | Iron cap with 16W, 16R spherical connection, steel foot with 16C connection |
70 | 35 | 80 | 45 | 110 | 2.8 | 130 | ≤50 | 18/22 | 0.12s/20kA | 5.0 | ||||
| LXWP1-70T | 16 | 280 | 146 | 450 | Iron cap with 16W\16R spherical connection, steel foot with 16C connection |
70 | 35 | 85 | 50 | 125 | 2.8 | 130 | ≤50 | 18/22 | 0.12s/20kA | 5.5 | ||||
| LXP-80T | 15 | 255 | 146 | 320 | Iron cap with 16W\16R spherical connection, steel foot with 16C connection | 80 | 40 | 70 | 40 | 100 | 2.8 | 130 | ≤50 | 18/22 | 0.12s/20kA | 4.0 | ||||
| LXWP-80T | 16 | 255 | 146 | 400 | Iron cap with 16W\16R spherical connection, steel foot with 16C connection |
80 | 40 | 80 | 45 | 110 | 2.8 | 130 | ≤50 | 18/22 | 0.12s/20kA | 5.0 | ||||
| LXWP1-80T | 16 | 280 | 146 | 450 | Iron cap with 16W\16R spherical connection, steel foot with 16C connection | 80 | 40 | 85 | 50 | 125 | 2.8 | 130 | ≤50 | 18/22 | 0.12s/20kA | 5.5 | ||||
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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