? SYF9 series discharge counters are new products, which are suitable for various types of silicon carbide and zinc oxide arresters with voltage levels of 330KV and below, and the use environment is the same as that of connected arresters. JSYF9 discharge counter is a single pointer ten-bit cycle counting indicator; JSYF9-S adopts the double-pointer electromagnetic counter which has obtained the national invention patent as the counting instruction, has the counting carry function, and can count 100 times continuously before entering the next cycle, which is suitable for areas where lightning arresters operate frequently and unattended places. Among them? JSYF9-SD is a dual-function discharge counter, which is mainly characterized by on-line monitoring of lightning arrester leakage current and luminous alarm indication.
Technical parameters:
This price is about 1200.