Compact HST
小型HST （液压无极变速器）

COMPACT HST (Hydrostatic Transmission)
HVFD5F-R12.5
HST与液压泵是由同一个电机构成的液压无极变速器。
采用的是球面阀板，从低速运转到高速运转的广泛范围内都能发挥极高的性能，可用于所有的用途。
Takako's integrated HST unit is engineered with a continuously variable
control mechanism. With a spherical valve plate (SVP) design this HST ishighly eﬃcient through a wide range of output speeds and can be installed
into many diﬀerent applications.

特 长／Important Features
高性能节省空间安全

Ｈigh porformance

ErgonomicSafety从低速运转到高速运转均性能稳定

安装灵活对高负荷的保护性能

采用球面阀板

Stable performance through a widerange of output speeds.

Design incorporates a sphericalvalve plate design concept.

轻量型 · 紧凑化超压切断阀 标配Great flexibility for application
installation.

Protection from excessive
pressure differential.

Light-weight・Compact size

A surge cut-oﬀ valve is incorporated

基本规格／Basic Specifications
电机／Motor泵／Pump
排量／Displacement(cm³)

斜板角度／Swash plate angle（ °）排量／Displacement(cm³)

斜板角度／Swash plate angle（ °）最高输入转速／Max. input speed(min-1)5.0

0〜±13.5

5.0

13.5

3000

最高使用压力／Max. pressure
最高(MPa)最大输出扭矩／Max. output torque(N・m)超压切断阀／surge cut-off valve(MPa)质量／Weight(kg)

机油粘度／Viscous grade(ISO VG)

12.5

1020〜25

2.4

32或者46U轴/Z轴类型（标配）U axis/Z axis (standard)
体积／Volume1200cm3

油量／Oil240cm3

安装螺栓／BoltM8（4个）

外形尺寸／Dimensions
142.8

Z轴类型／Z axis type

98

105

95

单位
（㎜）
/units
173.8

98

53

53

156.5

105

156.5

U轴类型／U axis type95

120120性能曲线／Performance Curve【测试条件】输入转速：3000min-1／油温：40℃／作动油：ISOVG32／1／1行程<test condition> Input speed 3000rpm/Oil temperature 40℃/Viscous grade ISOVG32/Stroke 1/1100

效率（％）／Efficiency

90

容积效率
Volumetricefficiency

8070

扭矩效率Torqueefficiency

全效率Overallefficiency

60504030

额定压力：8MPa
Rated pressure容积效率：95％以上
Volumetric efficiency

20100246液压回路图／Hydraulic circuit

最高规格压力：12.5MPa
Max. pressure（B排出口 侧）（B port side）

810

121416182022
压力（MPa）／PressureCompact HST
可靠性／Reliability

球面阀板图／ SVP design

采用球面阀板Spherical Valve Plate (SVP) design is adopted
通过采用球面阀板可实现性能的稳定性，抗污垢性能也很优良。
The SVP design creates very stable and highly eﬃcient performance.
This design is also more tolerant of system contamination.

径向力

Radial power

超压切断曲线图／ Pressure Response Graph

安全性／Safety
采用超压切断阀压力（MPa）／pressure

A pressure relief valve is incorporated
作为对高负荷的HST保护性能，标配的是超压切断阀。
This Compact HST has a surge cut-oﬀ valve to protect thetransmission from an excessive pressure diﬀerential.

22.56
20.51
18.46
16.41
14.36
12.31
10.26
8.21
6.15
4.10
2.05
0.00

20MPa

03

69(sec)

小型HST搭载例／Application Examples
小型HST作为行驶用或者作业用，被广泛地应用于除雪机、草坪割草机、花园用拖拉机、搬运车、耕耘机等机械上。
Compact HST is designed and used to meet the vehicle's ground drive propulsion requirements for snow blowers, lawn mowers,agricultural carts and tractors etc.

行驶用HST采用例／HST Application examples※本产品以KYB品牌销售。
＊This HST is sold under the brand name of KYB.

仅利用1个拉杆就能进行前进后退、停止及调速操作。
The HST can provide clockwise output ortransition through stopped to counter-clockwise
rotation with one lever control.

株式会社 TAKAKO 为 KYB 集团下属企业。 Takako Industries Inc. is a member of KYB group.

● 关于产品的咨询等请按左侧所述的联系地址进行联系。
总公司 〒619-0240 京都府相乐郡精华町祝园西一丁目 32 番地 1

TEL：0774-95-3376（咨询） FAX：0774-95-3337
URL：http://www.takako-inc.com/chinese/

Head 1-32-1, Housono-Nishi, Seika-Cho, Souraku-Gun,office Kyoto 619-0240, Japan

TEL：+81-774-95-3376 FAX：+81-774-95-3337
URL：http://www.takako-inc.com/english/● 产品目录上刊载的各产品，有时会出现因为改良不事先通告更改规格的情况。
● 产品目录上所刊载的内容严禁擅自挪用。
● 产品目录上所刊载的数值有时因规格条件会发生更改。
・Please contact Takako Sales Department for clariﬁcation of details.

・These products are subject to change for improvements without prior notiﬁcation.

・Any copy or reproduction of this material without written permission is prohibited.
・Numerical values used here may vary depending on the speciﬁc speciﬁcations.