KCD30 series Door Closer

ㆍ Aluminum Alloy Body
ㆍ Standard, separate and independent, latch and sweep intensity valve
ㆍ Non-handed
ㆍ Different working power by each model
ㆍ Rack-and-pinion design
ㆍ All standard arm applications allow doors to swing 180 degrees, conditions permitting.
Optional Features
ㆍ Built in hold-open function.
ㆍ Tri-packed
Colors Available
ㆍ AL : Aluminum
ㆍ BZ : Hardware Bronze (Gold)
ㆍ DU : Storefront Bronze
Normal Power Range Closers
MODEL W*H of Door
weight of Door
Door Type  

Body Size
Non Hold-Open Hold-Open
KCD-33 KCD-133
950 * 2100 40~65 Wooden Door


1050*2400 60~85 Metal Door
ㆍConcealed Mounting
Closer is mounted into a recess prepared in the top of metal, aluminum or wood door leaf. Depth of cutout at top of door 80mm. Consult factory for wood door leaf installations.
ㆍDoor Thickness
Metal door : minimum 45mmm
Wooden door : minimum 50mm
ㆍConcealed Slide Track
Slide track is concealed in the header of hollow metal, aluminum or wood frame. Installation requires a minimum 20mm high frame header.
ㆍConcealed Arm
Closer arm is concealed when the door is closed.
ㆍHold Open
Sliding mechanism in a channel changes position of hold open. The range of hold open position is dependent upon how the door is hung.
ㆍAdjustable Hold Open tension
Hold Open tension can be increase or decrease by adjusting the tension on slide track spring with a hex-key drive adjusting screw.
ㆍAluminum Alloy Body
Closer bodies are constructed of special aluminum alloy, carefully selected to accommodate interactive steel component and operation conditions.
ㆍRack & Pinion Operation
A smooth power transmission through entire opening and closing cycle is provided by a long addendum gear form.
ㆍSweep Speed Control Valve
Allows adjustment of door speed from the door’s full open position down to approximately 10˚ from the closed position.
ㆍLatch Speed Control Valve
Allows adjustment of door speed from approximately 10˚ down to the door's fully closed position.