Zoomlion ZD220S(H)-6 Crawler dozer

1.With Cummins Three-Stage EmissionsQSNT-C235 electronically controlled engine，The output torque is large，Powerful，The use is more reliable，Longer life。

2.The cooling system adopts a three-in-one radiating module assembly in which the intercooler is connected with the water radiator in parallel and then connected with the oil radiator in series，The structure is compact，High heat exchange efficiency，Satisfiable-40℃～＋46℃Working condition temperature environment。

3.Sealing surface of hydraulic pipe joint adopts 24°Conical seal+ODouble-seal structure of profile ring，50% improvement in hydraulic line seal reliability%，Effectively ensure the reliability of hydraulic system operation。

4.Reliable hydraulic transmission technology，Continuously variable speed，Shift without stopping，And that operation efficiency is improve，Automatically adapt to load changes，Have a smooth start、The traction is good。

5.Servo-controlled hydraulic system，Toggle control，Lightweight，And flexibly realize that operation requirements of various action of the working device.。

6.Advanced electronic monitoring instrument system，Color LCD screen plus pointer instrument display，Self-check is available、Prompt of complete machine operation status、Alarm and stop for maintenance##Prompt function。The whole machine is waterproof、Dustproof、Corrosion-resistant connector，High reliability of electrical system installation。

7.Pressure measuring points shall be placed in a centralized manner，And is convenient to maintain、Detect。

8.Many optional working devices，The front attachment is equipped with a straight tilt as standard，But also can be equipped with a sanitation shovel.；The rear attachment is equipped with a towing hook as standard，But can also be equipped with：Three-tooth scarifier、Mechanical capstan, etc，To meet the needs of users to select equipment according to different working conditions.。

9.Standard triangular section track，So that that ground specific pressure of the whole machine is small，Suitable for working conditions with soft soil。