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FAQ
- How much cable does the construction elevator 44KVA need?
- 44 kva? What elevator, convert the high piezoelectric 44kva to power 35.2 KW, current 80A16 square cable
- Safety device for construction elevator
- Many 1, 2, upper and lower limit for safety device 3 TDD, extreme limit 4, buffer spring 5, has threshold position switch, single threshold position switch 7, 6 top and limit switch 8 TDD, enclosure door lock 9, lock line 10, has locks There are a lot of electrical safety protection
- How many meters is the wall of the construction elevator?
- It seems that there is no, just the local code, you search for the construction elevator acceptance specification look, I have searched this aspect before, now forget.
- The construction elevator can only go up can't come down what happened
- Does the motor have electricity when it falls? Look at the switch and the line first, then check the controller.
- Does the new approach builder need a localizer test report
- According to the current national standard "construction lifter safety regulation GB10055-2007 the provisions of article 11.1.9: for safety device can only be valid for use within the period of validity of calibration, the effective calibration period shall not exceed one year. According to the current industry standard "progressive construction lifter gear cone drum for safety device, the regulation of JG 121-2000: for safety device, no matter use or not, after the expiration of the valid inspection must be back to check calibration. The life of the safety device is five years. In order to ensure the safe use of the construction elevator, the construction elevator should be carried out every three months - the fall test and the formation record. It is recommended to refer to jgj215-2010, the safety technology regulations for building construction elevators.
- Construction elevator positioning should consider which problems
- The construction elevator is short for construction. It is an important equipment in high-rise building construction, and construction site accident hazards easily, because it can cause many major accidents, injuries in the inspection should be listed as a key to check the content. Based on past accidents and on-site inspections, we often find topics that we think should be examined in a critical area
- What is the main function of the construction elevator safety guard
- When the cage is unexpectedly overspeed, the cage will be stationary on the rail frame and cut off the power supply to ensure the safety of personnel and equipment.
- Whether the construction elevator is a dual-purpose elevator
- The vertical transportation machinery in construction is mainly the material elevator and construction elevator. Material hoist can slide can't manned, suitable for multilayer use, construction elevator is used only for the top, both manned and can slide, in general the construction elevator for dual-use goods of choose and employ persons outside the elevator.
