3406C Engines for Caterpillar Built Machines Caterpillar


Alternator and Regulator

Usage:

627F 1DL


图 1g03393001

注: 用碳堆式 4C-4911 蓄电池负载测试仪加载蓄电池以达到最大交流发电机输出。

表 1
177-9953 充电交流发电机总成的技术规格 
项目  数量  零件  技术规格说明 
在拧紧螺栓 (3) 之前,将螺栓拧紧至扭矩为 88.0 ± 13.5 N·m (64.9 ± 10.0 lb ft)。 
2K-4821 锁紧螺母  拧紧至扭矩为 127 ± 10 N·m (94 ± 8 lb ft)。 
5S-7349 螺栓  (B-) 接线端。 拧紧至扭矩为 4.4 ± 1.0 N·m (38.9 ± 8.9 lb in)。 
185-2648 电压调节器组件  不需要调整电压设置。
允许电压范围为 27 到 29 V。 
(R) 接线端为来自定子的交流输出,不可用于诊断。 
6V-8189 螺母  对于 (B+) 接线端,使用 7/16 环形端子。 
(B+) 接线端。 拧紧至扭矩为 18.2 ± 2.4 N·m (161.1 ± 21.2 lb in)
电压为 24 V。 
电流为 80 安培。 
极性为负极接地。 
旋转方向为顺时针方向。 
5000 rpm 时的最小满载电流为 85 安培。 
1500 rpm 时的最小满载电流为 16 安培。 
输出电压为 28 ± 1 V。 

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