電磁・油圧切換弁 および油圧 ... - gicho.co.jp

1 RJ 24751 : 1/38.. D . 4 WEH 4WH.. 10 32. 4X 6X 7X. 35 MPa [5076 psi]. 1100 l/min [290 US gpm]. H6092+5589.. 2 : 1 ( WEH). ( WH). 2 3.. 4 8. ISO 4401 NFPA R2 . 9 11. ( ) 45054 45060. 12 13. 45090 32 . 14 16.. 16 . 17 26 DC AC . 27 33 . 34 35 . 36 23178 08010 . D3 36 . 37 P .. ( ) 24830 .. 2/38 Bosch Rexroth AG Hydraulics RJ 24751 . 28 MPa = . 35 MPa =H . 3 =3. 4 =4.. = WEH. = WH.. 10 = 10. 16 = 16. 25 ( 22 .7X/..) = 22. 25 ( 25 .6X/..) = 25. D . 32 = 32.. = . 1) =H. 4 5 .. 40 49 10 = 4X. (40 49: ). 60 69 25 ( 25.) 32 = 6X. (60 69: ). 70 79 16 ( 72 ) 25 ( 22.) = 7X. (70 79: ). 2 2 . A B C D K Z : = . =O. 2) = OF. 2). ( 23178) = 6E. DC 24 V 2) = G24. AC 230 V 50/60 Hz 2) = W230. 23178 . = . =N. = N9.

2 3) = . 3; 4) =E. 4) = ET. 3) =T. ( 4WH .. ). (3 ET T pSt x pTank + pSt min ). pSt = . EPS ( ). pSt min = . pTank = . p = . 3 . RJ 24751 Hydraulics Bosch Rexroth AG 3/38. *.. = NBR. V= FKM. ( ).. = . D3 5) = . ( 10 ) 2; 5). = . P4,5 = (p = MPa [65 psi]). D . 2). = . B08 = mm [ inch]. B10 = mm [ inch]. B12 = mm [ inch].. B15 = mm [ inch]. B20 = mm [ inch]. B25 = mm [ inch].. 34 35 .. QMAG24 = a . QMBG24 = b . QMABG24 = a b . QM0G24 = . 24830 . 2). K4 6) = DIN EN 175301-803 . 23178 08010 . = . S= . S2 = . 1) 2 ( ): 4) ( ET E ): C D K Z Y : 15 . 3 ( ): 16 B10 . 25 ( 25 ..) 32 P (13 ) . 2) H- D3 . 3) X Y: . 10 5) B10 . SO30 ( 6) ( ) 23178 . ) SO30 .. ( 23178 ) . : 14 . 4/38 Bosch Rexroth AG Hydraulics RJ 24751 : 2.

3 A B A B. a b a b P T P T. = A 1) = B 1). =C =Y. =D. 1) 10 25 ( 22.) .. D . =K T . 2) : a =Z E .. 3) S 16 .. WH WEH. A B A B../.. a b a b a, X b, Y a b P T P T. A B A B.. a b a b a, X b, Y a b P T P T. A . C D K Z A B.. a b a b P T. A B.. a b a b P T. A B A B../.. a b a b a, X b, Y a b P T P T. B Y. A B.. a b a b P T. RJ 24751 Hydraulics Bosch Rexroth AG 5/38. : 3 . = E 2) =Q. =F =R. =G = S 3). =H =T. =J =U. D . =L =V. =M =W.. =P 4 .. WH WEH. A B A B../.. a 0 b a 0 b a, X b, Y a b P T P T. A B..A a 0. a P T. A B..B 0 b E F G b H J L P T. M Q R . S T U A B A B. V W a 0 b .. a 0 b a b a, Y b, X. P T P T. A B. a 0. a P T. A B. 0 b b P T. 6/38 Bosch Rexroth AG Hydraulics RJ 24751 2 .. 4 WEH . 4 WEH.

4 4 WEH . A B A B A B A B. a b a b a b a b a, X b, Y a, X b, Y a, X b, Y a, X b, Y. P T P T P T P T. X = Y = . a b a b a b a b P X Y T P X Y T P X Y T P X Y T. A B A B A B A B. a b a b a b a b a b a b a b a b D . X P T Y X P T Y X P T Y X P T Y. 4 WEH . 4 WEH . 4 WEH . A B A B A B A B. a b a b a b a b a, X b, Y a, X b, Y a, X b, Y a, X b, Y. P T P T P T P T. X = Y = . a b a b a b a b P X Y T P X Y T P X Y T P X Y T. A B A B A B A B. a b a b a b a b a b a b a b a b P T Y P T Y P T Y P T Y. 4 WEH . 4 WEH . 4 WEH . A B A B A B A B. a b a b a b a b a, X b, Y a, X b, Y a, X b, Y a, X b, Y. X = Y = . P T P T P T P T. a b a b a b a b P X Y T P X Y T P X Y T P X Y T. A B A B A B A B. a b a b a b a b a b a b a b a b P T P T P T P T.

5 RJ 24751 Hydraulics Bosch Rexroth AG 7/38. 2 .. 4 WEH . 4 WEH . 4 WEH . A B A B A B A B. a b a b a b a b a, X b, Y a, X b, Y a, X b, Y a, X b, Y. P T P T P T P T. X = Y = . a b a b a b a b P X Y T P X Y T P X Y T P X Y T. A B A B A B A B. a b a b a b a b a b a b a b a b D . X P T X P T X P T X P T. 3 .. 16 25 ( 25 .6X/..) 32 . 4 WEH . A B A B. a 0 b a 0 b a, X b, Y a, X b, Y. X = Y = . a b a b P X Y T L P X Y T. A B A B. a 0 b a 0 b a b a b X P T Y X L P T Y. 4 WEH . A B A B. a 0 b a 0 b a, X b, Y a, X b, Y. X = Y = . a b a b P X Y T L P X Y T. A B A B. a 0 b a 0 b a b a b P T Y L P T Y. 8/38 Bosch Rexroth AG Hydraulics RJ 24751 3 .. 16 25 ( 25 .6X/..) 32 . 3 . A B ( E ). ( ET T ) . a 0 b 14 15.

6 A, X b, Y. X = Y = . a b P X Y T. A B. a 0 b D . a b P T. A B. a 0 b a, X b, Y. X = Y = . a b P X Y T. A B. a 0 b a b X P T. RJ 24751 Hydraulics Bosch Rexroth AG 9/38. 4 WEH. 4 10. B A. 9 9. b a . A. 1. D . 2 7. A.. 8 B B 6. T A P B X Y. ( ) . WEH P B A T . (10) . (1) ( ) (8) . (2) 1 2 . ( ) ( ) 1 2 a ( ) ( T ) ( Y . b ( ) (4) ) . (2) (9) . (10).. 2 (6) (8) (4) .. (7) . ( X ) (6) (8) ( ) ( ) .. a . (2) . (10) . (8) . (6) . (2) .. ( A A B B) . 12 13 . 10/38 Bosch Rexroth AG Hydraulics RJ 24751 4WH. 11 A. 1. 2 7. A. 8 B B 6. D . T A P B X Y. (2) 2 ( ) . WH ( ) 2 . (6) (8) (11) X Y .. (1) (2) . 1 2 (2) . ( ) ( ) . (11) . (2) .. (2) .. (12 ) . 4 3 . ( A A B B) . 12 13 . RJ 24751 Hydraulics Bosch Rexroth AG 11/38.

7 4 10. B A. 9 9. b a . 1. D . 2 7.. 8 6. 12. L T A P B X Y. 4 3 . (2) . (12) .. (2) . Y. ( ) .. ( ) ( ) .. (2) . 12/38 Bosch Rexroth AG Hydraulics RJ 24751 . 10 16 A A. A A. P T. P T 3. 3. 1. 2 1 2. T 4. T 4. P P. 25 ( 22 .7X/..) 25 ( 25 .6X/..). D . A A. 2 B B. P T. 3 T. P. X Y 4 A A. P T 3. 2 1 X A. P X Y. T 5. T 1. 4. 32 A A. 3 P T. X Y. 1. 2 P. T 4.. : 2 : 1 . 2 1 .. RJ 24751 Hydraulics Bosch Rexroth AG 13/38.. 4WH 3 . X Y 4 .. 5 . 6 . X . MT: Y . 16: 35 Nm [ ft-lbs]; 25: 68 Nm [ ft-lbs].. MT: 10 32: Nm [ ft-lbs]. P . (15 8) 9) ). Y . X . D .. P .. ( ). T (6) .. X Y . P (6) . X . T 3. Y . 1 M6 3 A/F 6.. 2 M6 3 A/F 4. P.. X Y: 10 . SO30 ( . ) SO30 .. ( 23178 ) . : 14 . ( ET E ): : 15 . B10.

8 P ( ) . H- D3 . ( 36 ) . 14/38 Bosch Rexroth AG Hydraulics RJ 24751 ( ).. 10 16 25 25 32. 22 25. kg [lbs] [ ] [ ] [ ] [ ] [ ].. kg [lbs] [ ] [ ] [ ] [ ] [ ].. kg [lbs] [ ] [ ] [ ] [ ] [ ]. ( ) kg [lbs] [ ] [ ] [ ] [ ] [ ]. kg [lbs] [ ] [ ] [ ] [ ] [ ]. kg [lbs] [ ] [ ] [ ] [ ] [ ]. H . D . A B C D K Z Y . C [ F] 30 +50 [ 22 +122].. C [ F] 20 +70 [ 4 +158].. ( ) 100 m .. 4 WEH MPa [psi] 28 28 28 28 28. P A B [4061] [4061] [4061] [4061] [4061]. H-4 WEH MPa [psi] 35 35 35 35 35. [5076] [5076] [5076] [5076] [5076]. T Y 4 WEH MPa [psi] 28 25 25 25 25. [4061] [3626] [3626] [3626] [3626]. H-4 WEH 25 25 25 25. [4568] [3626] [3626] [3626] [3626]. Y 1) MPa [psi] DC 21 [3046] AC 16 [2320]. Y MPa [psi] DC 21 [3046] AC 16 [2320].

9 4WH MPa [psi] 25 25 21 25 25. [3626] [3626] [3046] [3626] [3626]. H-4WH MPa [psi] 27 [4568] [4568] [3916] [4568] [4568]. 2) DIN 51524 3) (HL HLP) . VDMA 24568 ( . 90221 ) HETG ( ) 3) HEPG ( . ) 4) HEES ( ) 4) .. C [ F] 30 +80 [ 22 +176] (NBR ).. 20 +80 [ 4 +176] (FKM ). mm2/s [SUS] 500 [35 2320]. - ISO 4406 (c) 20/18/15 5).. 6) MPa [psi] 25 25 21 25 25. [3626] [3626] [3046] [3626] [3626]. RJ 24751 Hydraulics Bosch Rexroth AG 15/38. ( ).. 10 16 25 25 32. 22 25. (17 ). X X. ( : D K E J L M Q R U W ). 3 MPa [psi] 1 [145] [203] [188] [181] [123]. MPa [psi] 1 [145] [203] [188] [152] [123]. 3 . MPa [psi] [203] [261] [123]. 2 MPa [psi] 1 [145] [203] [203] [188] 1 [145]. MPa [psi] 1 [145] [203] [159] [188] 1 [145].

10 D . 2 MPa [psi] [101] [203] [116] [116] [72]. X MPa [psi] [65] [65] [65] [65] [65]. ( C F G H P T V Z S 7) ) 8) 9) 9) 9) 9). 1) 3 8) C F G H P T V Z (3 .. pSt 0,2 x pTank + pSt min ) (2 ) P T . 2) P T MPa [94 psi] .. 3) 9) C F G J H P T V Z S 7) . NBR FKM . 4) ( 10 ) . FKM . ( 37 . 5) ).. 50070 50076 50081 . 50086 50087 50088 . 6) : D3 .. H- D3 ( .. ). : H- . ( . ) . 7) S 16 . 16/38 Bosch Rexroth AG Hydraulics RJ 24751 ( ).. 10 16 25 25 32. 22 25.. 3 . cm3 [inch3] [ ] [ ] [ ] [ ] [ ]. 2 cm3 [inch3] [ ] [ ] [ ] [ ] [ ]. 3 .. "a" WH cm3 [inch3] [ ] [ ] [ ]. WEH cm3 [inch3] [ ] [ ] [ ]. "a" WH cm3 [inch3] D . [ ] [ ] [ ]. WEH cm3 [inch3] [ ] [ ] [ ]. "b" WH cm3 [inch3] [ ] [ ] [ ]. WEH cm3 [inch3] [ ] [ ] [ ].