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Vacuum circuit breaker’s solenoid force evaluation

Vacuum circuit breaker’s solenoid force evaluation. 29/12/2009. Deliverable 1. Report on the compliance of the brand new trip coil and close coil to specification and their safety factors as derived from the laboratory experiments. EPE Switchgear -11 & 33KV Closing and Opening Coil. coil.

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Vacuum circuit breaker’s solenoid force evaluation

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  1. Vacuum circuit breaker’s solenoid force evaluation 29/12/2009

  2. Deliverable 1 • Report on the compliance of the brand new trip coil and close coil to specification and their safety factors as derived from the laboratory experiments

  3. EPE Switchgear -11 & 33KV Closing and Opening Coil coil Stopper block Pull gauge Trip hook/strike Plunger 32 mm

  4. EPE solenoid Force and Stroke Relationship! μois the Permeability of free space N is the number of coil turns A is the effective cross sectional i is the max current x is the stroke length of the plunger N.B. Data sheet of the coil attached in appendix ! A. E. Fitzgerald, Electric Machinery: The process, devices and systems of electromechanical energy conversion, McGraw Hill 1971

  5. ETAH solenoid Force and Stroke Relationship! μois the Permeability of free space N is the number of coil turns A is the effective cross sectional i is the max current x is the stroke length of the plunger N.B. Data sheet of the coil attached in appendix ! A. E. Fitzgerald, Electric Machinery: The process, devices and systems of electromechanical energy conversion, McGraw Hill 1971

  6. EPE Solenoid Force & Amps vs Plunger position Force in Kgf Stroke length (x) mm

  7. TAMC) (ETAH) Solenoid Force & Amps vs Plunger position Force in Kgf Stroke length (x) mm

  8. Photo Gallery New Solenoid testing

  9. Appendix – Solenoid Data Sheet

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