◆ 可選帶以下功能： Optional with the function as follows:
→ 雙極常開 DPNO (Double Pole Normally Open)
→ 雙極雙擲 DPDT (Double Pole Double Throw)
→ 一極常開，另一極常閉 One Pole NO, the other NC
→ 一極常開，另一極雙擲 One Pole NO, the other DT
◆ 可選帶以下鎖定類型： Optional with Following lock types:
→ 無(wú)鎖 No Lock
→ 閉合鎖定 Lock-on
→ 斷開鎖定 Lock-off
