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U70B 146.255.320
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U70B 146.255.320
IEC U70B/146 Disc Suspension Porcelain Insulator
Standard : IEC
Materials : Porcelain
Size :
● Structural height: 146 mm
● Disc diameter: 255 mm
● Creepage distance ：320 mm
Key Electrical Test Ratings:
Rated electromechanical breaking load: 70kN
Routine tensile load: 35kN
Power-frequency dry withstand voltage :70kV
Power-frequency wet withstand voltage : 40 kV
Lightning impulse dry withstand voltage : 100 kV
Power-frequency breakdown voltage : ≥ 110 kV
RIV (Radio Interference Voltage):
Ground test voltage: 10 kV
Maximum value at 1 MHz ≤ 50 mu V
Product weight : ~4.6 kg
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We highly value your feedback and consultation. If you have any questions about our products or services, please fill out the form below and we will contact you as soon as possible.
Hotline:
Service：0799-7516790
Email：hcinsulator@163.com
Address：Industrial Park, Luxi County, PingxiangCity, Jiangxi Province
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