System Rated - Threaded

SC-500A thru SC-2000F
Description:
A maintenance-free installation is assured when using this type of arrestor...the only moving part is the free-moving piston furnished with “O”ring seals which have been tested for reliability in excess of normal operating ranges.
Features:
  • SYSTEM-RATED
  • Lead Free
  • Only One Moving Part
  • Specified for MANY Installations
  • Maintenance FREE
  • Commercial, Industrial or Residential use
Application:
A maintenance-free installation is assured when using this type of arrestor...the only moving part is the free-moving piston furnished with “O”ring seals which have been tested for reliability in excess of normal operating ranges.
SPECIFICATIONS & INSTALLATION
CONSTRUCTION:
Barrel-fabricated of type "L" hard drawn copper
CAP: Copper or free turning brass

PISTON :

THREADED ADAPTER:

Made of composite material.

Machined of C69300 lead free brass.

SEALS: "O" Rings EPDM
SEAL LUBRICANT: Dow-Corning Silicone Compound #111, FDA listed for use in potable water systems.
OPERATING PRESSURE: Designed to operate on all domestic and commercial systems. Normal operating pressure 0 to 80 PSI. Max spike pressure 400 PSI. System pressures above 80 PSI consult factory.
TEMPERATURE: -40° F to + 212°  F (-4.4°  C to +100°  C)
INSTALLATION:
May be installed in new or existing plumbing systems with a standard pipe tee. No access panel required (Consult local code).
SIZING INFORMATION
For equipment and fixtures not listed above, size in accordance with load values (WSFU) assigned the same. Extract from: PDI WH201-94
    WEIGHT IN FIXTURE UNITS
FIXTURE TYPE OF SUPPLY CONTROL PUBLIC PRIVATE
    CW HW CW HW
Water Closet Flush Valve 8 - 5 -
Water Closet Flush Tank 5 - 2.5 -
Pedestal Urinal Flush Valve 4 - - -
Stall or Wall Urinal Flush Valve 4 - - -
Lavatory Faucet 1 1/2 1 1/2 1 1
Bathtub Faucet 2 3 1 2
Shower Head Mixing Valve 2 3 1 2
Bathroom Group Flush Valve Closet - - 8 3
Bathroom Group Flush Tank Closet - - 6 3
Separate Shower Mixing Valve - - 1 2
Service Sink Faucet 3 3 - -
Laundry Tubs (1-3) Faucet - - 3 3
Comb. Fixture Faucet - - 3 3
     
     
PDI SIZING and Selection TABLE   DIMENSIONAL AND AIRLOADING DATA
     
PIPE SIZE FIXTURE UNITS CROSS REF. PDI   A
OAL
B
NPT
NITROGEN
Preload PSI
PART
NUMBER
1/2" 1-11 A   6 1/4" 1/2"Brass 60 SC-500A
3/4" 12-32 B   7 1/4" 3/4"Brass 60 SC-750B
1" 33-60 C   9 1/4" 1" Brass 60 SC-1000C
1 1/4" 61-113 D   9 1/2" 1" Brass 60 SC-1250D
1 1/2" 114-154 E   11 1/4" 1" Brass 60 SC-1500E
2" 155-330 F   12" 1" Brass 60 SC-2000F
 
   
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