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Feature |
3-Phase bi metal |
Continuously readjustable current settings |
Tripping Indicator |
Test Button |
Stop Button |
Manual and automatic reset button |
Electrically separated 1 N/O plus 1N/C contact |
Technical Specification | ||||||||||
Item | Series No. | I /ln | Operating time Tp | Test condition | ||||||
Over load Protection | 1 | 1.05 | >2h | Start from cold status | ||||||
2 | 1.2 | ≤2h | Start from heat status,right after item No.1 | |||||||
3 | 1.5 | ≤2min | tart from heat status, right after item No.1 | |||||||
4 | 7.2 | 2s<Tp≤10s | Start from cold status | |||||||
Phase Failure Protection | 5 | Any two phases | Another Phase | >2h | ||||||
1.0 | 0.9 | |||||||||
6 | 1.15 | 0 | ≤2h | Start from heat stat us, right after item No.5 | ||||||





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