Rollc-Fire-Rated-Shutters

Rollc Fire Rated Shutters

Underwriters
Rolling Fire Doors manufactured by Rollc are classified for a 2-3 hour rating. They carry the Label of Underwriter’s Inc for passing UL test procedure 10B
  1. CURTAIN

    Curtains shall be constructed of interlocking slats model RC97 FR2/3,
    curved faced 1-1.2mm. thick, ASTM A 366 cold rolled steel with galvanizing standard ASTM A 653 steel zinc coating insulated fire rated shutter 2 Hours model RIFA77, curtain shall be equipped with a bottom bar consisting of two structural steel angles (75 mm. x 75 mm. x 8 mm.) of equal weight, one on each side, securely fastened to the bottom of curtain for reinforcement and to provide contact against the ridge when
    closed.

  2. BARREL SHAFT ASSEMBLY

    Steel pipe barrel of size capable of carrying curtain load with maximum deflection of 0.01” per ft. of door width.

  3. BRACKETS

    Brackets having 6mm thickness used.

  4. BARREL SHAFT ASSEMBLY

    Steel pipe barrel of size capable of carrying curtain load with maximum deflection of 0.01” per ft. of door width.

  5. BRACKETS

    Brackets having 6mm thickness used.

  6. GUIDES

    Fabricated with minimum 5mm. thick structural steel angles (ASTM A 123, Grade 85 zinc coating, hot-dip galvanized after fabrication). Top of inner and outer guide angles to be flared outwards to form bellmouth for smooth entry of curtain into guides Guides are provided with removable guide stoppers to prevent over travel of curtain and bottom bar.

  7. OPERATION

    GFA Elektromaten Motor, horsepower as recommended by manufacturer, 230/280,3 phase service. Provide open drip-proof motor, removable without affecting setting of limit switches; thermal overload protection; solenoid brake; planetary reduction gearing and rotary limit switches; transformer with 24v control secondary; and
    all integral electrical components prewired to terminal blocks. Automatic closure shall be activated by fusible link [or a local smoke/fire detector] [or a central smoke/fire alarm system
    When automatic closure is activated, electric sensing edge and push button are inoperable. Doors shall be fail-safe and close upon power failure.

Fire-Rated-Shutters

CLIPS

Slats are secured in position using steel end-clips on alternate slats which stops the slat from moving side ways, thereby preventing the curtain from jamming.

BOTTOM RAIL

The bottom rail is double steel angle70mm.x70mm.x5mm. ASTM A 123,Grade 90 zinc coating, hot dip galvanized.

HOOD

22 gauge galvanized steel with reinforced top and bottom edges. Provide minimum 6.35mm. steel intermediate support brackets as required to prevent excessive sag.

FIRE-RATED
FIRE-PROFILE-INSULATED