Danfoss DDC User guide [ja]

DDC

20/24

daikin-sauer-danfoss.com

DDC 20/24

	February 2022		0309
	December 2021		0308
	November 2021	LFV	0307
	October 2021	CPRV	0306
	September 2021	CPRV L	0305
	March 2021	AB, BB, DB	0304
	January 2021		0303
	November 2020		0302
	August 2020		0301
	June 2020	'BC00000191' 'BC152886484876'	0201
	August 2019		0105
	June 2019	24	0104
	December 2018		0103
	February 2017		0102
	January 2016	SAE-A 13T	0101
	April 2015		BB
	March 2015	SAE A	BA
		- DITA CMS
	March 2013		AC
	November 2011		AB
	October 2011		AA

2	BC152886484876ja-000309 • February 2022

	DDC 20/24
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	/ (HPRV)....................................................................................................................................	10
	/ ............................................................................................................	10
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	(CPRV)....................................................................................................................................	12
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BC152886484876ja-000309 • February 2022

3

DDC 20/24

: A, B, R, C, E, G, M................................................................................................................................................	28
: H, K, F.....................................................................................................................................................................	29
: J, S, L......................................................................................................................................................................	30
: N, P, Y, Z................................................................................................................................................................	31
A SAE A .....................................	32
A SAE B .....................................	34
SAE A ..........................................	36
SAE B ..........................................	38
SAE A ............................	40
SAE B .............................	42
: ...................................................................................................................................................................	44
AA, BA, DA.....................................................................................................................................................................	45
AB, BB, DB......................................................................................................................................................................	46
AC, BC, DC......................................................................................................................................................................	47
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4	BC152886484876ja-000309 • February 2022

DDC 20/24

DDC DDC ―

2

•20/24 cm3/rev [1.22/1.46 in3/rev]

•/

•SAE-A / B

DDC

Trunnion

Valve plate	Piston	Slipper
		Charge pump

Charge pressure relief valve Ball bearing

Input shaft

		Swashplate		Endcap			Needle bearing
Check and high pressure relief valve							Bypass valve	P400023

BC152886484876ja-000309 • February 2022

5

DDC 20/24

		Heat exchanger		Reservoir
		bypass
				Filter
		Heat
		exchanger
				Charge pressure relief
Cylinder				valve
block						OMR
assembly
						orbital
						motor
				Charge pump
						Output
						shaft
					Suction flow
Input	Variable	High pressure relief/	Loop flushing valve		Working Loop (Low Pressure) and
shaft	displacement	check valves			Charge Pressure
	pump				Working Loop (High Pressure)
					Case flow	P400024

1

6	BC152886484876ja-000309 • February 2022

DDC 20/24

L3

M3

MA

A

B

L1	L2	S	MB	P400025

1

BC152886484876ja-000309 • February 2022

7

DDC 20/24

	DDC

			DDC20	DDC24
1		cm3/rev [in3/rev]	0-20.0 [0-1.22]	0-24.0 [0-1.46]
		kg•m2 [slug•ft2]	0.0009 [0.0006]
			10 [22.1]
		kg [lb]	11 [24.3]
			12 [26.4]
		liter [US gal]	0.7 [0.1]
		ISO3019-1 101-2 (SAE B), 2
		ISO3019-1 82-2 (SAE A), 2
		ISO 3019-1, 22mm-4 (SAE B, 13 )
2		ISO 3019-1, 22mm-1 ( , Ls)
		ISO 3019-1, 22mm-1 ( , )
		ISO 3019-1, 82 - 2, 16 mm - 4
		(SAE A, 9 )
		ISO 3019-1, 82 - 2, 19 mm - 4
		(SAE A, 11 )
			ISO 11926-1, 7/8 -14 (SAE O )
			ISO 11926-1, 7/8 -14 (SAE O ) ,
L1, L2 , L3			ISO 11926-1, 3/4 -16 (SAE O )
			32

118

2SAE A 32

8	BC152886484876ja-000309 • February 2022

DDC 20/24

15

				DDC
				500
		1
			min-1(rpm)	500
				4000
				4500
				300 [4350]
			bar [psi]	345 [5004]
				4 [58]
			bar@15 lpm [psi/USG]	7 [101]
				0.8 [6]
			bar [in Hg vacuum]
				0.2 [24]
				2.0
			bar [psi]	1.5 [21.7]
				3 [43.5]
	1 20

				DDC
		1		5 [42]
			mm2/sec [ SUS]	7 [49]
				12 - 80 [66 - 370]
		2		1600 [7500]
				-20
	3		°C	60 - 85
				104
				115
		ISO 4406		22/18/13
		(		β15-20=75(β10≥10)
		)
			β x
				β35-45=75(β10≥2)
			µm	100 - 125

1= 1 1 2%

2= 3 p ≤ 50bar[725 psi] n < 1000 min-1 rpm

BC152886484876ja-000309 • February 2022

9

DDC 20/24

/ (HPRV)

DDC HPRW

HPRV

/

HPRV HPRV/

ス付きHPRV

/HPRV

5 l/min [1.3 US gal/min]

/HPRV

17 l/min [4.5 US gal/min]

P400026

C

うなアプリケーションレビューについては、弊社までお問い合わせください。オリフィス付きHPRV

W

10	BC152886484876ja-000309 • February 2022

DDC 20/24

ープのA B 3

DDC

Bypass Valve

	System Loop (High Pressure)	System Loop (Low Pressure)
		P400027

	N•m [lbf•ft]
17 mm external	12.0 [9.0]

C

20%3

BC152886484876ja-000309 • February 2022

11

DDC 20/24

(CPRV)

CPRV CPRV

付きのDDC CPRV 1800 rpm DDC

[bar]	[L/min]
7	8.6
11, 14, 18, 21	13.5

7 bar 0.8 bar/10 L [4.4 psi/US gal]

11 bar 14 bar 1.4 bar/10 L [7.7 psi/US gal]

18 bar 21 bar 1.6 bar/10 L [8.8 psi/US gal]

Case Drain

Charge Pressure

P400028

C

DDC

12	BC152886484876ja-000309 • February 2022

DDC 20/24

DDC

DDC

8 bar [115 psi]

Notched Diameter

Working Loop (Low Pressure)

Case

Working Loop (High Pressure)

P400029

Loop flushing performance

Oil Temp = 50°C (~30 mm2/S)

<![if ! IE]> <![endif]>Flow [lpm]

Charge pressure [d bar]

P400301

DDC

BC152886484876ja-000309 • February 2022

13

DDC 20/24

DDC DDC

DDC

DDC

79.1 Nm 700 in-lbs +/- 18

DDC

	=2000 rpm =50°C 46 =30m 2/s
	=1°/ HPRV
				<a>		<pumping mode>		<b>
			Stroke decreasingmoment			50	Stroke increasingmoment
						40		a	b	6 bar
						30				35 bar
										50 bar
	<![if ! IE]> <![endif]>(N•m)
						20				100 bar
										200 bar
	<![if ! IE]> <![endif]>moment					10				300 bar
						0
		-20	-15	-10	-5	0	5	10	15	20
	<![if ! IE]> <![endif]>Trunnion
						-10
						-20
						-30
						-40
			Stroke increasingmoment			-50		Stroke decreasingmoment
						Angle (deg)				P400030

14	BC152886484876ja-000309 • February 2022

DDC 20/24

W

A B

( )

( )

1800 min-1 [rpm] 32 mm2/s [150 SUS] ( )

18.9 l/min [5.0 US gal/min] 32 mm2/s [150 SUS]

BC152886484876ja-000309 • February 2022

15

DDC 20/24

( )

は、エンジンスタート前に( )

C

る作動油の性能に影響を与えることがあります。したがって温度は作動油の流動点より16 °C [30 °F]

16	BC152886484876ja-000309 • February 2022