Model‑No.: JN17‑12/50‑275
Rated‑voltage:12 kV
Rated short‑time thermal‑stability current:50 kA(2s)
Rated peak dynamic withstand‑current:125 kA
Rated short‑circuit making‑current:125 kA
Phase‑pole spacing:275 mm
1‑minute power‑frequency withstand‑voltage:42 kV
Lightning impulse withstand‑voltage:75 kV
Mechanical operating service‑life:2000 cycles
Structure: Three‑pole assembled type, spring‑energy‑storage quick‑closing mechanism
Usage: Installed inside indoor 10‑kV high‑voltage switch‑cabinet
Executive‑standard: GB 1985, IEC 60129
