MAIN CHARACTERISTICS range of product HARMONY XB4 product or component type HEAD FOR MRGC SWITCHING OFF PB device short name ZB4 bezel material CHROMIUM PLATED METAL mounting diameter 22 MM sale per indivisible quantity 1 shape of signaling unit head ROUND type of operator TRIGGER ACTION AND MECHANICAL LATCHING reset TURN TO RELEASE operator profile YELLOW MUSHROOM 40 MM SCHALTSPERRE COMPLEMETARY CHARACTERISTICS CAD overall width 40 MM CAD overall height 40 MM CAD overall depth 57 MM mechanical durability 300000 CYCLES electrical composition code C7 FOR