NBS-1500S-31、NBS-2000S-31、NBS-2500S-31、NBS-3000S-31 タップ电圧(一次:380/400/440V 二次:200/220) 型式 NBS-20S-32、NBS-30S-32、NBS-50S-32、NBS-75S-32 NBS-100S-32、NBS-150S-32、NBS-200S-32、NBS-300S-32 NBS-500S-32、NBS-600S-32、NBS-750S-32、NBS-1000S-32 NBS-15...