4
Section I – Operating Characteristics
Type Hydro-cushion pressure control valves. . . . . . . . . . . .
Operating Fluid High quality lubricating oil. . . . . . . . . . . . . .
Recommend Viscosity 100-250 SSU @ 100°F.. . . . . . . . .
Operating Pressure Maximum 2000 PSI. . . . . . . . . . . . . . .
Port Connections Flange, gasket or threaded. . . . . . . . . . .
Mounting Position Optional. . . . . . . . . . . . . . . . . . . . . . . . . . .
Model
Port
Size
Capacity
GPM
Installation Drawing
RT/RCT-03-**-1*
RG/RCG-03-**-1*
RT/RCT-06-**-1*
RG/RCG-06-**-1*
RT/RCT-10-**-1*
RG/RCG-10-**-1*
RT/RCT-12-**-1*
RF/RCF-16-**-1*
Parts
Drawing
“RC” Series“RC” Series
3/8 inch
3/4 inch
1 1/4 inch
1 1/2 inch
2 inch
8
20
50
65
125
I-3325-S
I-3329-S
I-3326-S
I-3330-S
I-3327-S
I-3331-S
I-3327-S
I-3328-S
I-132395
I-133101
I-132395
I-133101
I-13395
I-133101
I-132395
I-133671
I-132396
I-133103
I-132396
I-133103
I-13296
I-133103
I-132396
I-133672
Table 1. 2.
Special Application
P - Auxiliary external pilot
pressure control
Omitted standard control
1
3 4 5 8761 2
7
8
9
2
3
5
6
Valve Type 3.
Pressure control
Valve Design
C - with integral check valve
(Reverse free flow)
Omitted - Without check valve
(no reverse flow)
Installation
F - Flange connected
G - Gasket mounted
T - Threaded connections
Pressure Rating
A - 75-250 PSI (with pilot piston)
B - 125-500 PSI (with pilot piston)
D - 250-1000 PSI (with pilot piston)
F- 500-2000 PSI (with pilot piston)
Z - 25-125 PSI (without pilot piston)
Design Number
Port Connections
Nominal Pipe Size
03 - 3/8” female pipe thread
06 - 3/4” female pipe thread
10 - 1 1/4” female pipe thread
12 - 1 1/2” female pipe thread
16 - 2” flange female pipe thread
Circuit Application
1 - “R” Series, relief valve
(internal drain directly operated)
“RC” Series, counter balance valve
(internal drain directly operated)
2 - Sequence Valve
(external drain remotely operated)
3 - Sequence Valve
(external drain remotely operated)
4 - “R” series, unloading valve
(internal drain remotely operated)
“RC” series, counter-balance valve
(internal drain remotely operated)
Table 1. Model Code Breakdown
4.
9
4
Special Feature
O - Normally open spool
(decompression circuits)
Omitted - Normally closed spool
(standard)
9
Design Modification
For satisfactory service life of these components, use full flow filtration to provide fluid which meets ISO cleanliness code
20/18/15 or cleaner. Selections from pressure, return, and in-line filter series are recommended.
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