Product details
The U40BP is a type of toughened glass suspension insulator designed for use in high votage transmission and distribution systems.
| Profile | Standard | Fog type | Fog type | |
| IEC-standard | U40B | U40BP | ||
| Factory-standard | U40M | |||
| Standard coupling, d | mm | 11 | 11 | 11 |
| Mechanical failing load | kN | 40 | 40 | 40 |
| Mechanical routine test | kN | 20 | 20 | 20 |
| Diameter of the insulating part, D | mm | 178 | 255 | 178 |
| Nominal Spacing, H | mm | 110 | 110 | 110 |
| Nominal creepage distance | mm | 190 | 320 | 300 |
| Power frequency puncture voltage | kV | 90 | 110 | 110 |
| power frequency withstand voltage - dry | kV | 55 | 70 | 60 |
| power frequency withstand voltage - wet | kV | 30 | 40 | 34 |
| Impulse puncture voltage | P.U | 2.8 | 2.8 | 2.8 |
| Radio influence voltage 10kV 1MHz | μv | 50 | 50 | 50 |
| Corona visual test | kV | 18/22 | 18/22 | 18/22 |
| Power frequency electric arc voltage | ka | 0.12s/20kA | 0.12s/20kA | 0.12s/20kA |
| Weight | kg | 2.1 | 3 | 2.5 |
| All technical requirements and testing are in accordance with IEC standards. |
Model: U40BP
Mechanical Failing Load: 40 kN
Diameter:178 mm
Spacing: 110 mm
Creepage Distance: 300 mm
Ball and socket coupling: 11 mm
Wet Power Frequency Withstand Voltage: 34 kV
Dry Lightning lmpulse withstand Voltage: 60 kv
Impulse Puncture Voltage: 2.8 P.u.
Power Frequency Puncture Voltage: 110 kv
Radio influence Voltage: 50 pv
Corona Visual Test: 18/22 kV
Power Frequency Electric Arc woltage: 0.12s/20kA
Net weight per Unit: 2.5kg
Features of U40BP Glass Disc Insulator :
1. High Mechanical strength: The U40Bp insulator is designed to withstand mechanical loads up to 40 kN, making it suitable for high-stressenvironments.
2. Electrical Performance: t meets various electrical standards for high voltage applications, including power frequency withstand voltage and
lightning impulse withstand voltage.
3. Environmental Resistance: The toughened glass material provides excellent resistance to environmental factors such as temperature fuctuationsand pollution.
4. Compliance with standards: The U40BP insulator complies with lEc standards, ensuring reliability and safety in electrical systems.
Applications of U40BP Toughed Glass Insulators :
Overhead Power lines, Used to support and insulate conductors in overhead power transmission and distribution lines
Sulbstations: suitable for isolating and fixing wires in substations with Ac voltage over 1000v and frequency up to 100Hz
industrial and Coasta Areas: The desien is particuary effecive in industial,agricutura, and coastal areas where environmental conditions can beharsh.
Testing and Quality Control:
Type Tests: includes dry lightning impulse withstand voltage test,wet power frequency withstand voltage test, mechanical load test, puncture withstand test, and more.
Routine Tests: visual examination, mechanical routine test, electrical routine test, and thermal shock routine test to ensure consistent awality andperformance.
By ensuring compliance with international standards and undergoing rigorous testing, the U40Bp toughened glass suspension insulator providesreliable performance in high yoltage applications, making it a suitable choice for various electrical systems.
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