126/145/252kV SF6 Circuit Breaker

Description

Technical Parametes: 1. Rated voltage: **6kV/**5kV/**2 KV 2. Rated frequency: *0Hz 3. Rated current: ***0A 4. Rated short-circuit breaking current: *0kA 5. Rated short-circuit makeup current (peak): **0 kA 6. Rated peak withstand current: **0 kA 7. Rated short-time withstand current: *0 kA 8. Rated short-circuit duration: 4a 9. Electrical life: *0 times *0. Rated power frequency withstand voltage Over earth, between phases: **0kV Between fractures: **5kV *1. Rated lightning pulse withstand voltage Over earth, between phase: **0 kV Between fractures: **0 kV *2. Rated out-of-step breaking current: *0kA *3. Rated circuit charging breaking current: *1.5A *4. Near-field fault breaking current: *6.*0 kA *5. Main loop resistance: *0uΩ *6. Mechanical life: ****0times *7. Rated pressure of SF6 (Guage at **0: 0.6 Mpa *8. Alarming purssure of SF6 (Guage at *0): 0.5 Mpa *9. Locking purssure of SF6 (Guage at *0): 0.5 Mpa *0. Creepage distance: ***0, ***6 mm *1. Rated operation squence: **0.3s-CO***0s-CO *2. Radio interference level: **0uV *3. Yearly leakage rate of SF6: 1% *4Water content of SF6: **0Ppm *5. Mass of SF6 for each circuit breaker: *0Kg *6. Mass of each circuit breaker: ***0Kg *7. Break-break force (downward): ****0N *8. Close-brake force (upward): ****0N Product overview LW*****6 Outdoor HV AC Self Extinguishing SF6 Circuit Breaker is used in the electrical system of *-phase AC *0Hz, **0 KV, as its control and protective equipment, and also a connecting circuit breaker for switching loading current, cutting-off fault current and switching over power circuit through various wiring ways in the power plant and substation. Product standard This circuit breaker is compliant with GB********3 HV AC Circuit Breaker and IEC *6 HV AC Circuit Breaker. It is insulated and arc-extinguished by SF6, complying with self-extinguishing principle. Working with the spring actuator