BP-879

ROTARY DAMPERS

B-879

ROTARY DAMPERS

ROTARY DAMPERS
ROTARY DAMPERS Spec Sheet
Product No. RoHS Remarks Code Ask Price 2D 3D
B-879-0-L-50K 13008

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B-879-0-R-50K 13009

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B-879-1-L-20K 12701

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B-879-1-R-20K 12741

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B-879-1-R-0K 13223

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BP-879-1-L-15K 11471

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BP-879-1-R-15K 11472

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BP-879-1-L-10K 11825

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BP-879-1-R-10K 11826

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BP-879-1-L-5K 11827

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BP-879-1-R-5K 11828

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BP-879-1-R-0K 11829

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Features

    B-879
      〔B-879-0〕
    • Damper characteristic: Closing time 5±2.5 sec.
      (Test method: freely drop from position 70° from horizontal)
    • Closing time 1.5 sec or longer is marked during an endurance test of 100,000 times closing.
    • 〔BP-879-1・B-879-1〕
    • The optimum damper characteristic can be obtained within the rotation range of 180°(in the arrow direction). (Rotation in the arrow opposite direction is no load.)
    • Having designed as a compact hexagonal shape, setting of the product on the door can be readily made.
    • Damper characteristic: Closing time 10±5 sec.
    • Closing time 2.5 sec or longer is marked during an endurance test of 100,000 (normal temperature) times closing.

    BP-879
      〔B-879-0〕
    • Damper characteristic: Closing time 5±2.5 sec.
      (Test method: freely drop from position 70° from horizontal)
    • Closing time 1.5 sec or longer is marked during an endurance test of 100,000 times closing.
    • BP-879-1・B-879-1〕
    • The optimum damper characteristic can be obtained within the rotation range of 180°(in the arrow direction). (Rotation in the arrow opposite direction is no load.)
    • Having designed as a compact hexagonal shape, setting of the product on the door can be readily made.
    • Damper characteristic: Closing time 10±5 sec.
    • Closing time 2.5 sec or longer is marked during an endurance test of 100,000 (normal temperature) times closing.

Specifications

    B-879
    • Material: Main unit: Zinc alloy (ZDC)
      Shaft: Zinc alloy (ZDC)

    BP-879
    • Material: Main unit: Polyacetal resin (POM)
      Shaft: Zinc alloy (ZDC)

Specific Use

    • Hat racks and service boxes and trains

Remarks

    • The hinge must not be installed vertically.
    • Axial load must not exceed 49N.
    • Working temperature range: 0 to +40℃
    • B-879-1-R-0K can be used in either left or right turning direction.
    • Within the range of the working angle, the stop-per must be installed in addition to the damper.
    • The rated load torque does not represent the weight of a door.Calculate the torque applied to the dumper before use.
    • Using exceeding the rated load torque may cause an oil leak or other problems.
    • If an angle margin is used, any trouble such as oil leakage may be caused.
    • Consult us, for further details.