Danfoss PRR10-DRD Technical Information

Pressure Reducing Valves Technical Information

Pressure Reducing, Relieving, Direct Acting with Damping Port

PRR10-DRD

OPERATION	This is a direct-acting pressure reducing/	Schematic
	relieving valve, with damping port.

	4
	2	3
SPECIFICATIONS	Theoretical performance

					33 cSt[154 SUS] hyd.oil@38°C[100° F]
	psi	bar			Relieving					Reducing						1
	1740	120
	1450	100													Specifications
	1160	80
	870	60													Rated pressure	207 bar [3000 psi]
															Rated Flow at 7 bar	38 l/min
	580	40
															[100 psi]	[10 US gal/min]
	290	20
															Weight	0.29 kg [0.64 lb]
	0	0
															Cavity	SDC10-4
	l/min		50		40	30	20	10	0	10	20	30	40	50
	USgal/min13.2			10.6		7.9	5.3 2.6		0 2.6		5.3 7.9 10.6 13.2

DIMENSIONS

mm [in]

Cross-sectional view

			1.00 in.	1.00 in.
	7/8-14 UNF		41-47 Nm [30-35 lbf-ft]
			Type A		Type E
			Adjustment		adjustment
1					Type K
			Type F
2	3	4	Adjustment		adjustment
62.35			55.37	80	max.
[2.45]			[2.18]	[3.15]

ORDERING INFORMATION

PRR10-DRD-4-E-104-B-00

Pressure Range 1 = 4-27 bar [50-400 psi]

Standard Setting 21 bar [300 psi] 2 = 5-55 bar [70-800 psi] Standard Setting 35 bar [500 psi] 3 = 7-96 bar [100-1400 psi]

Standard Setting 69 bar [1000 psi] 4 = 35-165 bar [500-2400 psi] Standard Setting 104 bar [1500 psi]

Adjustment Type A = Internal

E = External

F = Tamper Resistant K = Knob

Housing and ports	Housing Part #
00 = No Housing	No Housing
3B = Al, 3/8 BSP	CP10-4-3B
4B = Al, 1/2 BSP	CP10-4-4B
6S = Al, #6 SAE	CP10-4-6S
8S = Al, #8 SAE	CP10-4-8S

Seals	Seal Kit
B = Buna-N	120023
V = Viton	120024

Pressure Setting

104 = 104 bar [1500 psi] XXX = Standard Setting

P108 370E

BC332375439105en-000101 • February 2020

PR - 12