A tripping device comprises a traction rod, a thermoelement, a bimetallic element, a magnetic system, a lock catch, and a jump pin.
脱扣装置包括牵引杆、热元件、双金属元件、磁系统、锁扣及跳扣。
2
NIST measures the AC-DC difference of customer's thermal voltage converters by comparing them with standards composed of a thermoelement in series with a multiplying resistor.