Hot Selling 10kv 35kv 66kv AC Standard Glass Insulator
Hot Selling 10kv 35kv 66kv AC Standard Glass Insulator image
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- Overview
- Product Description
- Certifications
Basic Info.
Packaging & Delivery
Product Description
IEC designation | U70B/127 | |
Diameter D | mm | 255 |
Height H | mm | 127 |
Creepage distance L | mm | 320 |
Socket coupling | mm | 16 |
Mechanical failing load | kn | 70 |
Mechanical routine test | kn | 35 |
Wet power frequency withstand voltage | kv | 40 |
Dry lightning impulse withstand voltage | kv | 100 |
Impulse puncture voltage | P.U | 2.8 |
Power frequency puncture voltage | kv | 130 |
Radio influence voltage | μv | 50 |
Corona visual test | kv | 18/22 |
Power frequency electric arc voltage | ka | 0.12s/20kA |
Net weight per unit | kg | 3.5 |
Type | Diameter (mm) | Structural Height (mm) | Creepage Distance (mm) | Coupling Size (mm) | Specified Mechanical Load(kN) | Dry Power Frequency Withstand Voltage 1 minute (kV) | Wet Power Frequeney WithstandVoltagesingle unhit /shorlt ‘string with 5 PCS (kV) | Dry Lightning Impullse Withstand Voltagesingle unit /short string with SPCS (kV) | Min power Frenquency Puncture Voltage (kV) | Net Weight Per Unit(kg) |
U70B/146 | 255 | 146 | 320 | 16 | 70 | 70 | 40/180 | 100/420 | 130 | 3.6 |
U100B/146 | 255 | 146 | 320 | 16 | 100 | 70 | 40/180 | 100/420 | 130 | 3.6 |
U120B/146 | 255 | 146 | 320 | 16 | 120 | 70 | 40/180 | 100/420 | 130 | 3.6 |
U160B/155 | 280 | 155 | 400 | 20 | 160 | 75 | 45/200 | 110/500 | 130 | 6.5 |
U210B/170 | 280 | 170 | 400 | 20 | 210 | 75 | 45/200 | 110/500 | 130 | 7 |
U240B/170 | 280 | 170 | 400 | 24 | 240 | 75 | 45/200 | 110/500 | 130 | 7.2 |
U300B/195 | 320 | 195 | 485 | 24 | 300 | 85 | 50/200 | 130/500 | 130 | 9.7 |
U300B2/195 | 330 | 195 | 550 | 24 | 300 | 90 | 55/200 | 140/550 | 130 | 10.8 |
U420B/205 | 360 | 205 | 550 | 28 | 420 | 90 | 55/200 | 140/550 | 130 | 13 |
U550B/240 | 360 | 240 | 635 | 32 | 550 | 95 | 55/200 | 150/650 | 130 | 17.5 |
U760B/280 | 400 | 280 | 710 | 36 | 760 | 100 | 60/260 | 150/720 | 130 | 26.3 |
U840B/300 | 400 | 300 | 710 | 40 | 840 | 100 | 60/260 | 150/720 | 130 | 27 |
Order Information: | ||||||||||
1. Voltage grade; 2.Specified mechanical load; 3.Creepage distance; 4.Power frequency withstand voltage; 5.Lightning Impulse Withstand Voltage; 6.Insulation distance; 7.Coupling type; | ||||||||||
Ps. Different end fittings could be supplied as customer requirements |
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