B series external protector is available for the application of hermetical and semi-hermetical electric motor--internal compressor as compressor protector for overheat and overload protection.
Item | Specification Range | Permissible deviation | Specific parameter | ||
For refrigerator | For air-conditioner | ||||
Temperature Characteristic | Open (℃) | 100~150 | 130~170 | ±5 | Customized |
Off (℃) | 50~90 | 60~90 | ±9,±11 | ||
Short time trip (S/T) | Current (A) | 1.5~30 | 8~50 | —— | Customized |
Trip (S) | 2~20 | 2~20 | —— | ||
Reset (S) | ≥3 | ≥3 | —— | ||
Ultimate trip current | Ambient temperature (℃) | 60~120 | 80~120 | ±2 | Customized |