NR-BY558/NR-BY55B/NR-BY608
5.3 Protection for power supply droping
1
2
3
4
5
6
7
NO
NO
YES
YES
YES
NO
Does power supply voltage drop as condition
> 0.1 sec. and < 160V AC?
After 10 min., does PCB check power supply
voltage if it is > 180V AC?
IC cancels to stop compressor.
Normal operating?
After restarting, does “Stop compressor”
occure 10 times within 2 min?
IC cancels to stop compressor.
Normal operating?
• IC continues to stop compressor until 1 hour.
• IC indicates Self Diagnosing sign.
• IC continues to stop compressor until 1 hour.
• IC indicates Self Diagnosing sign.
IC orders to stop compressor for 10 min.
• Normal operating.
After 1 hour.
- 10 -