Description
Model description of 07KR264 machine room board
1. The CPU board is divided into 7131OOGO1, 763640G01, 77338OGO2, 773380G04, and 7131OOGO1, which used to be used more often than not, is rarely used now. The 763640G01 is generally used with the integrated frequency converter placed in the shaft, and a 763600G01 is used for external operation. Currently, 773380G02 and 773380G04 are the most commonly used CPUs. 773380G02 is used for high-speed elevators and 773380G04 is used for general elevator speeds.
2. Two types of boards can be attached to the CPU board. One of the 07KR264 is a parallel CAN board. Generally, 713110G02 and 713110G04 are used. The two boards look the same. The above pluggable programs are different. Do not call the program to assume that the G02 and G04 boards are universal. Sometimes, the CPU board is damaged. Generally, the parallel failure is reported. The other is called KNX board. The material number is 71313OGO1. This board can be used to unlock a single machine for 10000 times.
3. Also important in the control cabinet is the frequency converter. The 07KR264 is generally composed of Al, A2 and A3. The A1, A2 and A3 of the old non machine room V3F16ES are 7139OOGO1, 713930G01 and 612012G01, respectively. A1 is the control board of the frequency converter, A2 is the drive board of the frequency converter, and A3 is actually a band type brake board. There is also an integrated frequency converter without machine room. Al, A2 and A3 of VF25 frequency converter in 769900G0U small machine room are 781380G01 or 78138OGO2, 7258OOGO1 and 725810G01 respectively.
4. There are many small boards on the control cabinet. The power boards 71314OGO1 to 713140G08 are equivalent to the switching power supply of other elevators, as well as the safety circuit boards 71312OGO1 and G02. In particular, the safety circuit 713160G01 with the function of opening the door in advance has four ABB relays on it, which is easy to break. 07KR264 The contacts of these relays should be used to short circuit the door when approaching the door area. If the contacts are broken, it will be difficult to open the door in advance, and may also report a fault. There is also a LCEOPT board in the cabinet, 71315OGO1 or G11. This board is a multi-functional board, which is generally used for fire protection and can also be used as the arrival clock signal. When this board has a fault, it will report a fire fault, and you can turn off the fire protection function in the menu for a short time.
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