QB-flameproof general hook bridge crane

Product Description

An overview, This specification applies to - LDY - metallurgy electric single-girder crane - installation, use and maintenance, used for installation, operation and maintenance personnel.

1. The main use LDY - metallurgy electric single-girder crane (hereinafter referred to as "crane") is made according to standard JB/T1306-2008 and conform to the quality inspection office's document no. [375] and YHII type electric hoist supporting the use of the design of space transportation, main effect is intermittent, the workings of a cycle, by lifting hook or other fetch devices needed to complete the metallurgical process in a timely manner and quickly the displacement of the heavy lifting transport is a modern industrial enterprises in metallurgy and foundry sites important tools and equipment to improve labor productivity. Portal at lung fai lifting

2. The scope of Level A6 LDY type of crane is applicable to the work, the work environment temperature 60 ℃ or less and relative humidity of 85 or less, at an altitude of 2000 m below, no corrosive medium environment under the working conditions.

3. The environmental conditions
(1) the power of the crane for three-phase ac, rated frequency 50 hz, rated voltage of 380 v (such as power supply voltage, frequency, and not at the same time, the regulations should be in order indicate the use of the land of the supply voltage and frequency), motor and electric control devices allow voltage fluctuation has an upper limit of the rated electric pressure + 10%, the lower limit (peak current) to 15% of rated voltage.Portal at lung fai lifting crane internal voltage loss of 5%.
(2) the crane working environment: temperature 60 ℃ or less and 85% or less humidity, altitude 2000 m below, no fire and explosion danger and corrosive medium.Portal at lung fai lifting
4. The noise
Crane in the workshop in sealing, no other noise interference and the lifting height under the condition of no less than 5 m, measured on the ground, lifting weight Q 5 t or less when the machine noise is greater than 85 dB (A), lifting weight Q 5 t or the whole machine noise is greater than 90 dB (A) A portal at lung fai lifting.

Gn=Rated lifting tonnage     S=span    H=hoisting height

ShandongLonghui lifting machinery co., LTD  http://www.lhqzj.com  
Pre-sale consultation: the 400-671-0708 after-sales service: 0538-7442749 
fax: 0538-7442599, E-mail: longhui@188.com 

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