●Material: (surface treatment)
‧Galvanized steel plate-T
‧Stainless steel plate-S
●Specifications: (W size)
‧ FD type 30MM folding flange, adopts blade connecting rod transmission method
‧The melting of the safety piece is driven by the spring to control the damper movement.
The damper blades are opened in parallel.
‧The melting point of the insurance piece is 72 degrees, and the FD temperature resistance is 1.5 hours
‧The quality of the fuse piece has passed the U.S. U.L. standard
‧The melting point of the insurance piece is 280 degrees, and the FD temperature resistance is 2 hours
‧The fuse quality passes JIS standards
●Product type code:
FD- T- 500╳200
Product Code Material W Size