Safety lock of PT 012-10-8-31,5 U3
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Safety lock of PT 012-10-8-31,5 U3
The high-voltage cartridge of PT 1.1, PT 1.2, PT 1.3, PT 1.4 is a part of a set of a high-voltage safety lock of PKT 101, PKT 102, PKT 103, PKT 104 respectively and can be delivered as separately, and in a set of a high-voltage safety lock.
High-voltage cartridges (inserts) of PT of category of placement 1 differ from cartridges of category of placement in the 3rd existence in the boss of the additional details pressurizing an internal cavity of the boss.
Use of cartridges of PT in networks with tension, smaller the rated voltage of the high-voltage boss is not allowed.
Marking of the high-voltage boss of PT is applied on the middle of a porcelain tube with application labels
. Technical characteristics:
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Nominal rates of climatic factors of the external environment in accordance with GOST 15150-69 and GOST 15543-70: |
|
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– for PT 1.1 safety locks |
according to climatic modification With categories it is placed?? I 1 and 3- |
|
– for safety locks of PT 1.2, PT 1.3 and PT 1.4 according to climatic modification At category of placement 3*: |
– the top working value of temperature of air of +40 °C (limit +45 °C) - – the lower working value of temperature of air of -45 °C (limit -60 °C) for execution of HL- – the top value of relative humidity of 98% at 25 °C for category of placement of 3 and 100% at 25 °C for category of placement 1 |
|
– height above sea level |
no more than 1000 m |
|
– working position in space |
vertical |
|
– environment |
– inexplosive, not containing conducting dust, aggressive gases and vapors in the concentration destroying metals and isolation - – there are no sharp pushes, blows and vibration - – the installation site is protected from hit of splashes of oil, an emulsion, etc. |
| Main attributes | |
|---|---|
| Design | Integral |
| Rated working voltage | 10000.0 (kV) |
| Case material | Ceramics |
| Quartz filler | Yes |