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4. SELF PROTECTING FUNCTION
4.1 Protection for IC
NR-BY551 / NR-BY601
IC order to stop compressor completely.
YES
YES
After 1 hour.
SYSTEM PROTECT CONTROL CYCLE
1st time
OPERATE each 7min X 10 times
COMPRESSOR 1hour STOP
OPERATE each 7min X 10 times
SYSTEM PROTECT CONTROL CYCLE
333rd time
STOP COMPRESSOR
NO
YES
YES
9
7
IC cancels to stop compressor.
Normal operating?
6
After restarting, does “Stop compressor”
occure 10 times within 2 min?
5
IC cancels to stop compressor.
Normal operating?
4
After 10 min., does PCB check if IPM protect
signal is normal?
3
Does system protection cycle for 333 times?
8
IC orders to stop compressor for 10 min.
2
Does IC receive IPM protect signal?
1
•
IC continues to stop compressor until 1 hour.
• IC indicates Self Diagnosing sign.
NO
•
IC continues to stop compressor until 1 hour.
• IC indicates Self Diagnosing sign.
NO
•
Normal operating.
Содержание NR-BY551SS
Страница 17: ... 17 10 SCHEMATIC DIAGRAM 10 1 Wiring Diagram NR BY551MS NR BY551 NR BY601 ...
Страница 18: ... 18 NR BY551 NR BY601 10 2 Wiring Diagram NR BY551SS ...
Страница 19: ... 19 10 3 Wiring Diagram NR BY551VS XS NR BY551 NR BY601 ...
Страница 20: ... 20 NR BY551 NR BY601 10 4 Wiring Diagram NR BY601VS XS ...