Core Specifications
Model Definition: DHK = Through-bore Slip Ring; 070 = 70mm central bore diameter; 53 = 53 independent conductive circuits
Dimensions & Weight: 70mm central bore diameter; standard outer diameter 145mm, length extended with the increase of circuit count; weight 7.15kg; supporting shaft mounting / flange mounting
Electrical Parameters (Customizable)
Rated Current: Optional 2/5/10/15/20/25A; Rated Voltage 380VAC/240VDC
Contact Material: Gold-gold multi-point fiber brush contact, low dynamic resistance fluctuation (<10mΩ), maintenance-free with long service life
Insulation Resistance ≥1000 MΩ (500VDC); Dielectric Strength 1500VAC/60s/2mA
Environmental & Rotation Specifications: Operating Temperature -40℃~+65℃; Humidity <70%; Standard Rotation Speed 1000rpm; Protection Grade IP54 (upgradeable to IP65/IP67)
Transmission Capacity: Capable of mixed transmission of general switch/analog signals and fieldbuses such as CANbus/Profinet/Ethernet; also integrable with pneumatic/hydraulic/fiber optic composite channels
Structure & Features
Aluminum alloy housing with integrated precision structure for easy installation;
Multi-point precious metal brush technology, featuring low friction, low torque and reliable contact;
Tangle-free design, solving the electrical connection between rotating and fixed components;
Customizable per-circuit current, connector type (aviation plug/terminal/lead wire), outlet direction and flange according to requirements.
Typical Applications
Suitable for scenarios requiring rotational power and signal transmission such as industrial robots, rotary worktables, packaging machinery, medical equipment, radar antennas, wind power/photovoltaic tracking systems.
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