Product description
| UM | Zone II | Zona II var A | Zone III | Zone IV | |||
| Distance between the end reinforcements - a | mm | 2890 | 3094 | 3196 | 3322 | ||
| Numar de rile mari / rile mici | 29/56 | 31/60 | 32/62 | 33/64 | |||
| The diameter of the insulating parts | |||||||
| Miez (tija centrala) – d3 | mm | 26 | 26 | 26 | 26 | ||
| Rile mari / rile mici – d1/d2 | mm | 140/100 | 140/100 | 140/100 | 164/124 | ||
| Creepage distance | cm | 956 | 1024 | 1058 | 1302 | ||
| Distanta de eclatare – K | mm | 2700-2740 | 2900 | 2950-2990 | 3050-3090 | ||
| Arc distance | mm | 3000 | 3204 | 3306 | 3482 |
Obs: Inelele de protectie se monteaza pe elementele de capat ale izolatoarelor sau pe elementele de lanturi, in functie de aplicatie.
| 420 kV | The maximum voltage of the network |
| 50 Hz | Nominal frequency |
| 680 kV | Holding voltage 50 Hz 1 min. in dry environment and under rain |
| 1050 kVmax | Holding voltage at switching pulse under rain 250 – 2500 μs |
| 31,5 kA | Short circuit current |
| 120 kN | Specified mechanical load – SML |
| 60 (72) kN | Individual mechanical load - IML |
| >1550 kVmax | Holding voltage at lightning impulse 1,2/50 un dry state |
| <=1930 kVmax | Voltage 50% bypasses to lightning impulse in dry state 1.2/50 μs |
| Symbolistic of end fittings | Anchorage distance | UM | Informative weight fara inele de protectie | |||||
| l(±10) mm | II | II var A | III | IV | ||||
| BS Symbolistic of end fittings | a + 265 | kg | 8.5 | 9.0 | 9.3 | 13.4 | ||
| CT C clevis tongue - Right piece | a + 285 | kg | 8.7 | 9.2 | 9.5 | 13.6 | ||
| BE Ball – Eye | a + 293 | kg | 8.6 | 9.1 | 9.3 | 13.5 | ||
| EE Eye – Eye | a + 326 | kg | 9.0 | 9.5 | 9.7 | 13.9 | ||
| BY Ball – C clevis tongue | a + 270 | kg | 8.6 | 9.1 | 9.4 | 13.5 | ||
| TT Right piece – Right piece | a + 280 | kg | 8.6 | 9.1 | 9.3 | 13.5 | ||
| SS Socket – Socket | a + 270 | kg | 8.8 | 9.3 | 9.6 | 13.7 | ||
Notes:
Izolatoarele compozite se monteaza cu inele de protectie. La cerere, asamblarile de capat
ale izolatoarelor compozite se executa in combinatiile dorite, cu modificarile corespunzatoare ale
distantelor de ancorare.2008-07-04-02-12-42pic8.gifCI 400 kV, 120 kN
- + Dimensional characteristics
UM Zone II Zona II var A Zone III Zone IV Distance between the end reinforcements - a mm 2890 3094 3196 3322 Numar de rile mari / rile mici 29/56 31/60 32/62 33/64 The diameter of the insulating parts Miez (tija centrala) – d3 mm 26 26 26 26 Rile mari / rile mici – d1/d2 mm 140/100 140/100 140/100 164/124 Creepage distance cm 956 1024 1058 1302 Distanta de eclatare – K mm 2700-2740 2900 2950-2990 3050-3090 Arc distance mm 3000 3204 3306 3482 Obs: Inelele de protectie se monteaza pe elementele de capat ale izolatoarelor sau pe elementele de lanturi, in functie de aplicatie.
- + Electrical and mechanical characteristics
420 kV The maximum voltage of the network 50 Hz Nominal frequency 680 kV Holding voltage 50 Hz 1 min. in dry environment and under rain 1050 kVmax Holding voltage at switching pulse under rain 250 – 2500 μs 31,5 kA Short circuit current 120 kN Specified mechanical load – SML 60 (72) kN Individual mechanical load - IML >1550 kVmax Holding voltage at lightning impulse 1,2/50 un dry state <=1930 kVmax Voltage 50% bypasses to lightning impulse in dry state 1.2/50 μs - + Symbology
Symbolistic of end fittings Anchorage distance UM Informative weight
fara inele de protectiel(±10) mm II II var A III IV BS Symbolistic of end fittings a + 265 kg 8.5 9.0 9.3 13.4 CT C clevis tongue - Right piece a + 285 kg 8.7 9.2 9.5 13.6 BE Ball – Eye a + 293 kg 8.6 9.1 9.3 13.5 EE Eye – Eye a + 326 kg 9.0 9.5 9.7 13.9 BY Ball – C clevis tongue a + 270 kg 8.6 9.1 9.4 13.5 TT Right piece – Right piece a + 280 kg 8.6 9.1 9.3 13.5 SS Socket – Socket a + 270 kg 8.8 9.3 9.6 13.7 Notes:
Izolatoarele compozite se monteaza cu inele de protectie. La cerere, asamblarile de capat
ale izolatoarelor compozite se executa in combinatiile dorite, cu modificarile corespunzatoare ale
distantelor de ancorare.2008-07-04-02-12-42pic8.gifCI 400 kV, 120 kN
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