770G and 772G OEM Off-Highway Truck Caterpillar


Specifications (Power Train)

Usage:

770G RMD

表 1
转速     接合的离合器    
倒档     1 和 7    
失速     1、2 和 3    
空档     1    
第一速度档     2 和 6    
第二速度档     1 和 6    
第三速度档     3 和 6    
第四速度档     1 和 5    
第五速度档     3 和 5    
第六速度档     1 和 4    
第七速度档     3 和 4    

表 2
变速箱控制系统机油压力(机器处于空档)    
发动机转速(RPM)     压力    
1817     3100 ± 34 kPa (450 ± 5 psi)    
700    
2720 ± 69 kPa (395 ± 10 psi)    
2200    
3240 ± 69 kPa (470 ± 10 psi)    

表 3
变速箱润滑油压力(机器处于空档)    
发动机转速(RPM)     压力    
2200    
172 ± 34 kPa (25 ± 5 psi)    
700    
21 ± 14 kPa (3 ± 2 psi)    

表 4
变速箱减速比    
档位        
首次     6.183    
秒     4.521    
第三档     3.333    
第四档     2.480    
第五档     1.829    
第六档     1.356    
第七档     1.000    
后退     6.391    

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