FANOX SIA-F, Руководство пользователя

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1. RECEPTION, HANDLING & INSTALLATION .................................................................................. 5
1.1. Unpacking ......................................................................................................................................... 5
1.2. Reception of relays .......................................................................................................................... 5
1.3. Handling electronic device ............................................................................................................. 5
1.4. Installation, commissioning and service ...................................................................................... 6
1.5. Storage .............................................................................................................................................. 6
1.6. Recycling .......................................................................................................................................... 6
2. DIMENSIONS AND CONNECTION DIAGRAMS ............................................................................. 7
2.1. Frontal view ...................................................................................................................................... 7
2.2. Case dimensions ............................................................................................................................. 8
2.3. Connection diagram ........................................................................................................................ 9
2.4. Terminals .......................................................................................................................................... 11
3. DESCRIPTION .................................................................................................................................. 12
3.1. Introduction ...................................................................................................................................... 12
3.2. Device description ........................................................................................................................... 12
3.3. Functional Diagram ......................................................................................................................... 15
3.4. Selection & Ordering codes ............................................................................................................ 16
3.5. Phase CT and neutral CT selection ............................................................................................... 17
3.5.1. External current transformers advantages .......................................................................... 17
3.5.2. Load curve for relay SIA-F/1 .................................................................................................. 18
3.5.3. Load curve of relay SIA-F/5 .................................................................................................... 18
4. PROTECTION FUNCTIONS ............................................................................................................. 19
4.1. 50 Function. Phase instantaneous phase overcurrent ................................................................ 19
4.2. 50/51 Function. Phase inverse time overcurrent .......................................................................... 19
4.3. 50N/G Function. Neutral instantaneous overcurrent ................................................................... 20
4.4. 50/51N/G Function. Neutral inverse time overcurrent ................................................................. 21
4.5. Cold Load Pickup ............................................................................................................................ 21
4.6. Trip block protection for the switchgear ....................................................................................... 23
4.7. 52 Function. Circuit breaker monitoring ....................................................................................... 23
4.7.1. Circuit breaker opening and closing commands ................................................................ 25
4.7.2. Counter to register the number of openings ....................................................................... 25
4.7.3. Counter to register the accumulated amps: I2t ................................................................... 25
4.7.4. Excessive openings per time ................................................................................................. 26
4.8. 49 Function. Thermal Image Protection ........................................................................................ 26
4.9. 50BF Function. Circuit Breaker opening fault .............................................................................. 29
4.10. 68 Function. Trip Bus ...................................................................................................................... 30
4.11. General Settings .............................................................................................................................. 31
4.12. Setting Group ................................................................................................................................... 32
4.13. IEC 60255-151 Curves ..................................................................................................................... 33
4.14. IEEE Curves ...................................................................................................................................... 37
4.15. Application examples ...................................................................................................................... 41