THVA-63 over and under voltage, over current protection relay, 40A 63A rated current
THVA-63 series is one of voltage current protectors developed and manufactured by adopting international advanced technology, supplied with multiple functions (over under voltage, over-current, auto reconnect, real display of parameters, energy meter and adjustable voltage, current & time), widely used in the environments of electric, industry and commerce.
| Function | Technical Parameter | Function | Technical Parameter |
| Input voltage | AC 140-300V | Power-on delay time | 1-500s Default 3s |
| Over-voltage protection value | 230-300V default 250V | Over-voltage recovery value | 220-295V default 230V |
| Under-voltage protection value | 140-210V default 170V | Under-voltage recovery value | 175-215V default 210V |
| Over-current protection value | 40A: 0.5-40A default 20A | Over-current recovery value | 0-39.5A |
| 63A: 0.5-63A default 40A | 0-62.5A | ||
| Recovery delay time | 1-500s default 30s | Action time | 0.1-30s default 1s |
| Power consumption | ≤2W | Electrical and mechanical life | ≤100000 cycles |
| Boundary dimension | 86*38*68MM | Wiring | The incoming terminal is at the upper port and the outgoing terminal is at the lower port |
With 2 decades of industry experience, our team of designers can provide customers with completely customized designs for a wide variety of products. Relying on a dependable industrial supply chain, we are able to offer low-voltage components at competitive prices. To ensure the quality of all our products, we have implemented a comprehensive quality assurance system that oversees commissioning, detection, aging testing, and other control processes.
With technical specification certified by ISO9001: 2000 and IEC, and some products listed by CQC, UL, CE, NEMKO, SEMKO, DEMKO and FIMKO, our products have been exported to countries and regions worldwide such as the United States, Malaysia, Germany, France, Singapore, Italy, Hong Kong, etc.
