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1-1. Typical terminal, RFL 9300 Charge Comparison System (CCS)
1-2. Typical three-terminal RFL 9300 system .
1-3. Block diagram, typical (3-pole) RFL 9300 equipped with modem
1-4. Communication connections for typical RFL 9300 equipped with direct digital interface.
1-5. Communication connections for typical RFL 9300 equipped with singlemode fiber optic modules
1-6. Dual-channel configuration
1-7. Three-terminal configuration
1-8. ACT test with full dc offset
1-9. RFL 93B ACT I/O Auxiliary Current Transformer I/O module
1-10. Typical RFL 9300 Short haul fiber optic application
1-11. Typical APRIL menu .
1-12. RFL 9300 oscillography record
1-13. Mounting dimensions, RFL 9300 horizontal chassis
1-14. Rear view, typical RFL 9300 terminal
1-16. Front view, single pole chassis
1-17. Rear view, single pole chassis.
2-1. Block diagram, RFL 9300 Charge Comparison System (two-terminal)
2-2. Logic diagram, composite fault detector .
2-3. Logic diagram, strong-feed trip .
2-4. Differential characteristic for 9300 in 2 & 3 terminal modes .
2-5. Logic diagram, weak-feed trip .
2-6. Logic diagram, switch-into-fault with communications
2-7. Logic diagram, ultra high-speed trip
2-8. Logic diagram for open conductor and loss of load algorithm
2-9. Logic diagram, stub-bus applications
2-10. Logic diagram, switch-into-fault without communications .
2-11. Logic diagram, trip seal-in
2-12. Logic diagram, DTT trip seal-in
3-1. Voltage inversion
3-2. Phase unbalance
3-3. High source-to-line impedance ratio
3-4. Effect of infeed/outfeed
3-5. Strong bus tie
3-6. High-resistance ground fault with heavy through-load, causing an outfeed condition. .
3-7. Polar diagram, showing the RFL 9300's "rainbow" characteristic
3-8. Prefault load subtraction eliminates generator angles
3-9. Currents before pre-fault subtraction
3-10. Currents after pre-fault subtraction
3-11. Operation of the RFL 9300's UHS circuit during an internal fault
3-12. Operation of the RFL 9300's UHS circuit during an external fault
3-13. Saturated main current transformers during close-in internal fault .
3-14. External fault with very severe CT saturation at one end .
3-15. Weak infeed application
3-16. Double line-to-ground (DLG) fault
3-17. Stub-bus protection .
3-18. Typical tapped line application.
3-19. Transformer in-rush .
RFL 9300
15 de diciembre de 2002
B e c a u s e R F L ™ a n d H u b b e l l ® h a v e a p o l i c y o f c o n t i n u o u s p r o d u c t i mp r o v e me n t , we r e s e r v e t h e r i g h t t o c h a n g e d e s i g n s a n d s p e c i fi c a t i o n s wi t h o u t n o t i c e .
LISTA DE ILUSTRACIONES
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RFL Electronics Inc.
(973) 334-3100
Publicidad
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