Page 37 - Schroeder - Process Filtration

Backflushing Filters AutoFilt RF7 RF7
®

How to Build a Valid Model Number for a RF7: Filter RF3-C
BOX 1 BOX 2 BOX 3 BOX 4 BOX 5 BOX 6 BOX 7 BOX 8 BOX 9 BOX 10 BOX 11
RF7 Model
Number RF3-0
Example: NOTE: One option per box Selection
BOX 1 BOX 2 BOX 3 BOX 4 BOX 5 BOX 6 BOX 7 BOX 8 BOX 9 BOX 10 BOX 11
RF7 3B EPT7 NMA N 1 1A 0 KS100 3B = RF7-3B-EPT7-NMA-N-1 RF3-1
-1A-0/KS100-3B
BOX 1 BOX 2 BOX 3 BOX 4 BOX 5 RF3-2
Filter Flange Drive Control / Connecting Housing Material Shut-Off
Series Size Voltage and Coating Valve Material
EPT = Electro-pneumatic cyclic N = Butterfly housing RF3-2.5
RF7 control, ∆p dependent N = Standard Steel
CC 1.0038 outside SG cast iron
0B EU = Electric control, ∆p primed coated, washer RF3-3
stainless steel
1B dependent NM = Standard Steel
2B PT = Pneumatic cyclic control ∆p 1.0038 outside B = Butterfly housing
2.5B dependent primed, inside SG cast iron RF3-4
3B PTZ = Pneumatic cyclic timed metallogal painted coated, washer
bronze
4A control E = Stainless Steel
5A 7 = 3X415V/N/PE 60Hz 1.4571 RF3-5
6A 8 = 3X460V/X/PE 60Hz A = With ANSI-
7A B = 3X575V/X/PE 60Hz flanged,
8A E = 1X230V/N/PE 60Hz additional A at RF3-6
F = 1X115V/N/PE 60Hz the end

BOX 6 BOX 7 BOX 8 BOX 9 RF3-7
Differential Pressure Flange Setting/ Modification Number Element Set
Gauge Backflushing Line Setting
1 = Pressure Chamber, 1 = Outlet to right 0 = Latest version supplied KD25 = Conical RF3-8
Aluminum 3.258302 2 = Outlet up by factory SuperMesh™
2 = Pressure Chamber, 3 = Outlet to left KD40 = Conical RF5
Stainless Steel 1.4305 SuperMesh™
A = Backflushing line to left KS50 = Conical Slotted
4 = With Chemical Seal
Stainless Steel 315 TI B = Backflushing line Tubes RF7
RF7
downwards KS100 = Conical Slotted
Tubes
C = Backflushing line to
right KS200 = Conical Slotted RF4-1
Tubes
KS300 = Conical Slotted
Tubes RF4-2
BOX 10 BOX 11
KS400 = Conical Slotted
Size of Element Set Vessel Certification Tubes
RFH-1
KS500 = Conical Slotted
Omit = Standard Version Tubes
Same as BOX 2 Value
(first letter/number only) ASME = ASME Version KS1000 = Conical Slotted RFH-2
Tubes
KS1500 = Conical Slotted
Tubes
RFH-4
KS2000 = Conical Slotted
Tubes
KS2500 = Conical Slotted ATF
Tubes
KS3000 = Conical Slotted
Tubes
NOTES:
Box 3. Needs to have
control type and
voltage selected
ex. EPT8.
Box 4. can contain two
options ex. NMA.
note. If ANSI flanges
are not specified
DIN style will be
provided.

SCHROEDER INDUSTRIES | PROCESS FILTRATION 37