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Cheap 66KV SF6 circuit breaker Manufacturer - 10kV High Voltage SF6 circuit breaker – L&R
Cheap 66KV SF6 circuit breaker Manufacturer - 10kV High Voltage SF6 circuit breaker – L&R Detail:
SF6 CIRCUIT BREAKER
TECHNICAL PARAMETER
Parameter
Technical drawings
Parameter
| Parameter name | Unit | Parameter value | |||
| Rated voltage | kv | 12 | |||
| Rated frequency | Hz | 50/60 | |||
| Rated current | A | 800 | 1600 | 2500 | |
| Rated short-circuit breaking current | kA | 25 | 31.5 | 40 | |
| Rated short-circuit switching current (peak) | kA | 60 | 80 | 100 | |
| Rated short-circuit withstand current (thermal stability current) | kA | 25 | 31.5 | 40 | |
| Rated peak withstand current (thermal stability current) | kA | 63 | 80 | 100 | |
| Rated out of step breaking current | kA | 6.3 | 8.0 | 10.0 | |
| Cumulative breaking times under rated short-circuit breaking current | N | 30 | |||
| Rated short circuit duration | S | 4 | |||
| Rated lightning impulse withstand voltage | Relatively | kV | 95 | ||
| Between fractures | kV | 110 | |||
| Rated 1min power frequency withstand voltage | Relatively | kV | 42 | ||
| Between fractures | kV | 54 | |||
| Rated operating sequence | O-0.3s-CO-180-CO | ||||
| Closing time | MS | ≤100 | |||
| Opening time | ≤50 | ||||
| Breaking time | ≤50 | ||||
| Closing and opening time | ≤60 | ||||
| Closing synchronization | ≤3 | ||||
| Opening synchronization | ≤2 | ||||
| Voltage of opening coil and opening coil | V | DC: 220/110 | |||
| Energy storage motor voltage | V | AC: 220/110 | |||
| DC: 220/110 | |||||
| Single circuit resistance | µΩ | ≤70 | |||
| Rated SF6 other pressure | MPa | 0.45 | |||
| Annual leakage of SF6 gas | ≤5% | ||||
| Moisture content of SF6 gas | ppm(v/v) | ≤150 | |||
| Radio interference level | µV | ≤2500 | |||
| Mechanical life | N | 10000 | |||
Technical drawings
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PRODUCT DETAILS
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Innovation, excellent and reliability are the core values of our company. These principles today much more than ever form the basis of our success as an internationally active mid-size business for Cheap 66KV SF6 circuit breaker Manufacturer - 10kV High Voltage SF6 circuit breaker – L&R , The product will supply to all over the world, such as: Congo, Madagascar, New Delhi, Our company sets up several departments, including production department, sales department, quality control department and sevice center,etc. only for accomplish the good-quality product to meet customer's demand, all of our products have been strictly inspected before shipment. We always think about the question on the side of the customers,because you win,we win!
By Myra from Serbia - 2018.02.04 14:13
The company account manager has a wealth of industry knowledge and experience, he could provide appropriate program according our needs and speak English fluently.
By Adelaide from Slovenia - 2017.11.20 15:58
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