3408E and 3412E Engines for Caterpillar Built Machines Caterpillar


Electric Starting Motor

Usage:

769C 01X



图 1g01432214



图 2g01432215

当从小齿轮端观看电起动马达时,马达旋转方向如下。 ... 顺时针

25° C (77° F)无负载条件

转速 ... 7643 ± 1683 rpm
电流 ... 67.5 ± 7.5 安培
电压 ... 23 V

(1) 接地端子

将接地端子上的螺母拧紧至下列扭矩。 ... 30.5 ± 3.5 N·m (22 ± 3 lb ft)

(2) 螺母

将接地端子上的螺母拧紧至下列扭矩。 ... 2.25 ± 0.25 N·m (20 ± 2 lb in)

(3) 蓄电池端子

螺母之间最多可安装三条电线。
将蓄电池端子上的螺母拧紧至下列扭矩。 ... 30.5 ± 3.5 N·m (22 ± 3 lb ft)

(4) 开关端子

开关端子必须用热收缩管绝缘。
将开关端子上的螺母拧紧至下列扭矩。 ... 2.25 ± 0.25 N·m (20 ± 2 lb in)

(5) 螺母

将马达端子上的螺母拧紧至下列扭矩。 ... 30.5 ± 3.5 N·m (22 ± 3 lb ft)

(6) Nut

将马达支架上的螺母拧紧至下列扭矩。 ... 8 ± 3 N·m (71 ± 27 lb in)

电磁阀

在 20 V 和 25 °C (77 °F) 下的最大电流

吸合绕组 ... 56.5 ± 4.6 安培
保持绕组 ... 14.6 安培

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