GRS

GRH has GP, GR, GH, GS, GT, GV, GGM series of orbital motors. The GH series of orbital hydraulic motors is a miniature axial motor that can be installed and used in a small space.

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Product Description

RYAN has GP, GR, GH, GS, GT, GV, GGM series of orbital motors. The GH series of orbital hydraulic motors is a miniature axial motor that can be installed and used in a small space.

Use integral rotor and stator pair, advanced structure design, high power density
High efficiency, high speed, long performance life
The shaft seal bears high pressure and can be used in series or parallel
Constant temperature and dust-free workshop, high-precision parts processing

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Technical Parameters

Max. Displacement cm³/rev[in³/rev]	397 [24.4]
Max. Speed [RPM]	970
Max. Torque daNm[lb-in]	cont.: 61 [5400] int.: 69 [6100]
Max. Output kW[HP]	15 [20.1]
Max. Pressure Drop bar[PSI]	cont.: 175 [2540] int.: 200 [2900]
Max. Oil Flow lpm[GPM]	75 [20]
Min. Speed [RPM]	10
Pressure Fluid	Mineral based - HLP (DIN 51524) or HM (ISO 6743/4)
Temperature Range ℃[℉]	-40÷140[-40÷284]
Optimal Viscosity Range mm²/s[SUS]	20 ÷ 75[98 ÷ 347]
Filtration	ISO code: 20/16 (Min: recommended fluid filtration of 25 microns)

Type		GRS	GRS	GRS	GRS	GRS	GRS	GRS	GRS	GRS
Type		50	80	100	125	160	200	250	315	400
Displacement.cm³/rev [ in³/rev ]		51.5[3.14]	80.3[4.90 ]	99.8[6.09]	125.7[7.67]	159.[69.74]	199.8[12.19]	250.1[15.26]	315.7[19.26]	397[24.4]
Max. Speed [RPM]	Cont.	775	750	600	457	375	300	240	190	150
Max. Speed [RPM]	Int.*	970	940	750	600	470	375	300	240	190
Max. Torque daNm [lb-in]	Cont.	10[900]	20[1770]	24[2125]	30[2655]	39[3450]	45[4000]	54[4780]	55[4870]	61[5400]
	Int.*	13[1150]	22[1947]	28[2480]	34[3010]	43[3805]	50[4425]	61[5400]	69[6110]	69[6110]
	Peak**	17[1505]	27[2390]	32[2832]	37[3275]	46[4070]	56[4960]	71[6280]	84[7435]	87[7700]
Max. Output kW [HP]	Cont.	7[9.5]	12.5[17]	13[17.4]	12.5[16.8]	11.5[15.4]	11[14.8]	10[13.4]	9[12]	7.8[10.5]
Max. Output kW [HP]	Int.*	8.5[11.9]	15[20.1]	15[20.1]	14.5[19.5]	14[18.8]	13[17.4]	12[16.1]	10[13.4]	10.6[14.2]
Max. Pressure Drop bar [PSI]	Cont.	140[2030]	175[2540]	175[2540]	175[2540]	175[2540]	175[2540]	175[2540]	135[1960]	110[1600]
	Int.*	175[2540]	200[2900]	200[2900]	200[2900]	200[2900]	200[2900]	200[2900]	175[2540]	140[2030]
	Peak**	225[3260]	225[3260]	225[3260]	225[3260]	225[3260]	225[3260]	225[3260]	225[3260]	225[3260]
Max. Oil Flow lpm [GPM]	Cont.	40[10.5]	60[15.8]	60[15.8]	60[15.8]	60[15.8]	60[15.8]	60[15.8]	60[15.8]	60[15.8]
Max. Oil Flow lpm [GPM]	Int.*	50[13.2]	75[19.8]	75[19.8]	75[19.8]	75[19.8]	75[19.8]	75[19.8]	75[19.8]	75[19.8]
Max. Inlet Pressure bar [PSI]	Cont.	175[2540]	175[2540]	175[2540]	175[2540]	175[2540]	175[2540]	175[2540]	175[2540]	175[2540]
	Int.*	200[2900]	200[2900]	200[2900]	200[2900]	200[2900]	200[2900]	200[2900]	200[2900]	200[2900]
	Peak**	225[3260]	225[3260]	225[3260]	225[3260]	225[3260]	225[3260]	225[3260]	225[3260]	225[3260]
Max. Return Pressure without Drain Line bar [PSI]	Cont.	175[2540]	175[2540]	175[2540]	175[2540]	175[2540]	175[2540]	175[2540]	175[2540]	175[2540]
	Int.*	200[2900]	200[2900]	200[2900]	200[2900]	200[2900]	200[2900]	200[2900]	200[2900]	200[2900]
	Peak**	225[3260]	225[3260]	225[3260]	225[3260]	225[3260]	225[3260]	225[3260]	225[3260]	225[3260]
Max. Starting Pressure with Unloaded Shaft. bar [PSI]		10[145]	10[145]	10[145]	9[130]	7[102]	5[73]	4[58]	3[44]	3[44]
Min. Starting Torque daNm [lb-in]	At max. press. drop Cont.	8[710]	15[1330]	20[1770]	25[2215]	32[2832]	41[3630]	50[4425]	50[4425]	50[4425]
Min. Starting Torque daNm [lb-in]	At max. press. drop Int.*		17[1505]	23[2035]	28[2480]	37[3275]	46[4070]	55[4870]	66[5840]	61[5400]
Min. Speed***. [RPM]		10	10	10	10	10	10	10	10	10
Weight.kg[lb] Rear Port +0.650 [1.443]	GRS	6.9[15.2]	7[15.4]	7.3[16.1]	7.4[16.3]	7.6[15.4]	8.1[18.9]	8.5[18.7]	9.2[20.3]	9.9[21.8]

Dimensions

Crossover Table for Orbital Motors

No.	Ryan Series	DF	ET	CL	WD	PK	MS	BV
1	GM	OMM	J	129			MM/MLHM	BGM
2	GP	OMP					MP/MLHP	BG
3	GPH		H	101			HP	BH
4	GP-H	OMPX
5	GR	OMR			RS		MR	BR
6	GRS		S	103	DH/DS		HR	BS
7	GR-H	OMRX
8	GH	OMH					MH
9	GS	OMS					MLHS	HR
10	GSS	OMSS					MLHSS
11	GT	OMT					MLHT	HT
12	GTS	OMTS					MLHTS
13	GV	OMV	10000 SERIES				MLHV
14	GVS	OMVS					MLHVS
15	GFA					TE
16	GFB					TB
17	GFD					TG
18	GFE					TGK
19	GFF					TF
20	GFK					TK
21	GKA		2000 SERIES	104/105/106
22	GKB		4000 SERIES	109/110/111
23	GKC		6000 SERIES	112/113/114
24	GGM					MGG
25	GWD		DELTA SERIES		RE 500/501 CE		HW
26	GWH				HB
27	GBD	BK913/915
28	GKA-BK10				DR
30	GFD-BK				BG

Application Areas

RYAN GH series cycloidal motors are widely used in conveyors, textile machinery, mining machinery, industrial processing, cooling equipment,
engineering machinery, and agricultural machinery.

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