1、1 Hydraulic System for Wheel Loaders ZL30 ZL50 (hydraulic operation) 液压系统（液控操作）M1-25(Control block控制阀块)THF(Joystick手柄)Bucket铲斗LAGU(Steering unit转向器)LPS(Priority valve优先阀)LT17(Power brake动力制动)Boom 动臂RSM2(Ride control valve稳定模块)AZP/GXP(External gear pumps齿轮泵)2Hydraulics BRH/SHC3, Edwin Harnischfeger,
2、M1-25 Customers/China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.Open Center control block 2M1-25控制阀2M125Size规格: 25Flow流量: 340
3、 l/min.Pressure压力: 250/ 300 barCircuit features特点:Tandem circuit串联回路Parallel circuit并联回路Semi priority circuit半优先回路Application应用:Wheel loader, Dozer装载机推土机3 Features of the Open Center control block M1-25M1- 25 控制阀特点Check valve for tandem circuit, parallel circuit as an option, semipriority circuit as
4、 an option单向阀用于串联回路，可选用于并联回路,半优先回路Primary pressure reliefvalve一次溢流阀Preload valve预载阀4 Possition spool forfloat四位浮动Regeneration valve再生阀Double A“ and B“ports at 2nd section as an option可选第二联双AB油口Check valve for load holding单向阀用于负载保持Secondary pressure relief valve forboom up as an option可选二次压力阀用于动臂上升Ad
5、ditional P“ port as an option可选2个“P”口Secondary pressure reliefvalve for bucket as an option可选用于斗杆的二次溢流阀4Hydraulics BRH/SHC3, Edwin Harnischfeger, M1-25 Customers/China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power o
6、f disposal, including all rights relating to copying, transmission and dissemination.Open Center control block 2M1-25 Drawing no. R9011211305Hydraulics BRH/SHC3, Edwin Harnischfeger, M1-25 Customers/China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights app
7、lications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.Open Center control block 2M1-25Tandem Circuit串联回路Option可选项Option可选项Option可选项6Hydraulics BRH/SHC3, Edwin Harnischfeger, M1-25 Customers/China All rights reserved by Bosch Rexroth
8、 AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.Open Center control block 2M1-25Parallel Circuit并联回路Option可选项Option可选项Option可选项Option可选项7Hydraulics BRH/SHC3, Edwin Har
9、nischfeger, M1-25 Customers/China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.Open Center control block 2M1-25Semi priority半优先回
10、路Option可选Option可选Option可选Option可选8Hydraulics BRH/SHC3, Edwin Harnischfeger, M1-25 Customers/China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and
11、 dissemination.Features of the Open Center control block 2M1-252M1-25 控制阀特点 Two section mono block hydr. Operated两联整体阀，液压控制 Parallel circuit, Tandem circuit possible可以并联或串联回路 Semi priority for the Boom spool as an option可选动臂半优先 Second pump port as an option可选第二个油泵输入口 Dual actuator ports for the Boom
12、动臂双油口 Pre load valve预载阀 Additional anticavitation valve to avoid cavitation during Boom down function增加防吸空阀避免动臂下降时出现吸空 Pressure relief valves with anti-cavitation check valve for port A1“, B1“ and B2“在A1“, B1“和B2“油口带防吸空的溢流阀9Hydraulics BRH/SHC3, Edwin Harnischfeger, M1-25 Customers/China All rights r
13、eserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.Open Center control block 2M1-25Neutral Position中位Option可选Option可选Option可选OptionOption可选10Hydra
14、ulics BRH/SHC3, Edwin Harnischfeger, M1-25 Customers/China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.Open Center control bloc
15、k 2M1-25Boom up function动臂提升Option可选Option可选Option可选Option可选11Hydraulics BRH/SHC3, Edwin Harnischfeger, M1-25 Customers/China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating
16、to copying, transmission and dissemination.Open Center control block 2M1-25Boom down function动臂下降Option可选Option可选Option可选Option可选12Hydraulics BRH/SHC3, Edwin Harnischfeger, M1-25 Customers/China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.
17、We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.Open Center control block 2M1-25Float position浮动位置OptionOptionOptionOption13Hydraulics BRH/SHC3, Edwin Harnischfeger, M1-25 Customers/China All rights reserved by Bosch Rexroth AG, even an
18、d especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.Customer advantages with Open Center control block 2M1-25 from Bosch Rexroth客户受益 M1-25 includes all specific features for wheel loa
19、ders like 4 possitionspool, preload valve, regeneration valve, double actuator ports for boomM1-25包含所有轮式装载机所需的功能如四位浮动，预载，油源再生，双油口 Spools will be optimized for your wheel loader performance阀芯根据您的装载机进行优化 Excellent technical support from Bosch Rexroth for the domestic market来自于力士乐的的技术支持为您的国内市场 Excellen
20、t technical support from Bosch Rexroth world wide for the export market来自于力士乐的完善的技术支持为您的海外市场 Excellent communication between main valve M1-25 valve optimized for joystick 4THF5先导手柄可主阀见优化设计 Production will be in China with the world wide quality standard of Bosch Rexroth将在中国生产，博世力士乐的世界质量标准14Hydraulic
21、s BRH/SHC3, Edwin Harnischfeger, M1-25 Customers/China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.Open Center control block 2M
22、1-25Hydraulic circuit 06PRJ098_01_A回路Wheel loader轮式装载机15Hydraulics BRH/SHC3, Edwin Harnischfeger, M1-25 Customers/China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to cop
23、ying, transmission and dissemination.Joystick 4THF5先导手柄16Hydraulics BRH/SHC3, Edwin Harnischfeger, M1-25 Customers/China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to co
24、pying, transmission and dissemination.4THF5 loader joystick 手柄 4 ports油口 Up to 3 electrical detents电磁定位 12V / 24V17Hydraulics BRH/SHC3, Edwin Harnischfeger, M1-25 Customers/China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain s
25、ole power of disposal, including all rights relating to copying, transmission and dissemination.Mmulti purpose grip EC 4000多功能手柄PatentedFeatures特点: 2 to 3 prop. rollers or on/off rockers23个比例滚轮或开关键 Up to 9 on/off switches多至9个开关18Hydraulics BRH/SHC3, Edwin Harnischfeger, M1-25 Customers/China All rig
26、hts reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.New multi purpose grip EC 4000Upper face上部Front face前部6 on/off switches开关3 on/off switches
27、开关2 prop. Rollers滚轮Or或3 on/off switches开关2 on/off rockers 键1 prop. Roller滚轮Or或1 on/off rocker键3 on/off switches开关19Hydraulics BRH/SHC3, Edwin Harnischfeger, M1-25 Customers/China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain s
28、ole power of disposal, including all rights relating to copying, transmission and dissemination.Handgrips type EC 2000+ 手柄选择PatentedFeatures特点: Proportional slider 比例滚轮 On/Off rocker开关键 Sensitive On/Off switches 灵敏的开关: IP6520Hydraulics BRH/SHC3, Edwin Harnischfeger, M1-25 Customers/China All rights
29、reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.Handgrips type EC 2000+手柄选择PatentedThe skin of the grip is made with soft touch material.手柄表皮手
30、感柔软舒适 Features特点: 1 prop. roller or on/off rocker一个比例滚轮或开关键 Up to 5 on/off switches可多至5个开关 Functions have been validated under 1 meter of water.耐水1m21Hydraulics BRH/SHC3, Edwin Harnischfeger, M1-25 Customers/China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.Overview Handles手柄总缆 EC4000 EC2000+ EC2000
