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Communication Network Appliance Coaxial Rotary joint Precision ball bearings Military Weapon System

Place of Origin: Guangdong

Company Profile

Location: Shenzhen, Guangdong, China (Mainland)
Business Type: Manufacturer, Service, Association, Other

Product Detail

Model No.: LPHF-04
Brand Name: Jinpat
Insulation Resistance: 300 MΩ@500VDC
Model number: LPHF-04
Working Temperature: -20℃~+60℃
Cable Length: 250mm
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Product Description

SINGLE-CHANNEL

COAXIAL ROTARY JOINT

 

Description

 

A slip ring is also called a rotary electrical interface, collector, swivel or rotary joint.  A slip ring can be used in any electromechanical system that requires unrestrained, continuous rotation while transmitting power and / or data from a stationary to a rotating structure. A slip ring can improve system performance by simplifying operations and eliminating damage-prone wires dangling from moving joints.

 

The LPHF Series features precious metal contacts at the rotary interface. Flying lead wires on the rotating side and solder terminals on the stator side complete the electrical connections. Precision ball bearings and the patented fiber brush design allow operation up to 10,000 rpm without the need for cooling equipment. Fiber brush technology offers several advantages over conventional slip ring contacts including multiple points of contact per brush bundle, low contact force per fiber and low contact wear rates. In addition, fiber brushes do not require lubrication and produce virtually no wear

It is specially designed for high frequency signal transmission, the frequency could be high to 50GHz

 

Advantage

 

◆ Highlights

◆ Compact design
◆ Precision ball bearings

◆ Transmitting up to 21 channels

◆ Working life up to 1, 000, 000, 000

◆ Frequency range from DC up to 50 GHz

◆ High crosstalk attenuation and excellent VSWR

◆ Extremely long-lived rotary joints are available as coaxial and waveguide units

◆ Low attenuation loss and low variation of transmission during rotation


Main Application

 

◆ Precise Instrument

◆ Military Weapon System

◆ Communication Network Appliance 

◆ Exhibit &.display equipment

◆ Radar antenna and military system

◆ Air traffic control, Anti-missile defense

◆ Medial engineering equipment

◆ SATCOM technology

◆ TV Camera systems

Specification

Model number

LPHF-04

Protection grade

IP54

Working Temperature

-20℃~+60℃

Insulation Resistance

300 MΩ@500VDC

Characteristic Impedance

50Ω/75Ω

Coaxial-cable

RG316/RG179

Cable Length

250mm

Insertion Loss

≤1.5dB@2.5GHz

Insertion Loss – WOW 

≤0.1dB

VSWR

≤1.5 (Max)

VSWR-WOW

≤0.1

Phase - WOW

≤2° 

Frequency Range(GHz)

DC~2.5GHz

Working Speed

100rpm (Max)

Dielectric Strength

≧500V@50Hz

Housing Material

Brass plated nickel


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