00000nz  a2200000n  4500
001  KSH1998017922
005  20000802061200
008  980429 n azknn|abn          |a a|a    | 
150  ▼a과전압[過電壓]▲
450  ▼wr▼i영어▼aovervoltage▲
550  ▼wg▼a전압[電壓]▲
550  ▼a과전류[過電流]▲
550  ▼a과전압 계전기[過電壓繼電器]▲
550  ▼a서지(전압)[serge]▲
550  ▼a전류[電流]▲
550  ▼a전위(전기)[電位]▲
550  ▼a편광[偏光]▲
550  ▼a편극[偏極]▲
550  ▼a회로 보호[回路保護]▲