
■ Forced open action de↑ λ☆vice (NC contacts only), to disconπ"✘nect the contact when the contacπ✔t has fusing and othe§★$r failures
■ Strengthened top sea>∞l structure improvesε¥ the sealing performanc&↕"e
■ Built-in contact h→∑ε↕older has fast-action ★" type: 1NC / 1NO; Slow-action: 1NC /₩>1NO and 2NC