Specifications

Filename: CSI STS-7030-New1.docx 9/4/13 Page 1 of 3 Pages
CSI - GUIDE
SPECIFICATION
Possible Sections:
Section 26 32 00 Packaged Generator Assemblies
Section 23 11 13 Facility Fuel Oil Piping
Section 23 13 00 Facility Fuel-Storage Tanks
Section 23 10 00 Facility Fuel Systems
Other sections applicable
Automated Fuel Filtration System
Model:
STS 7030
FUEL QUALITY MAINTENANCE SYSTEM
A. Manufacturers: Subject to compliance with requirements, provide product by the following:
1. AXI International
B. Description: Stand-alone, factory complete, automated, programmable, Green Clean Institute Certified,
fuel filtration, optimization and maintenance system shall be provided for each diesel fuel storage tank to
optimize and maintain the condition of fuel stored in that tank. The system shall be capable of eliminating
microbial contamination and removing water, sediment and particulate to comply with ASTM D975
(Standard Specification for diesel Fuel Oils).
1. Enclosure: All system components shall be contained within a powder coated or stainless
steel, weatherproof, outdoor NEMA / UL 50 Type 4 listed enclosure with appropriate ventilation.
Hinged front doors shall be equipped with quarter-turn key lockable handle. Fluid containment
area with leak detection shall be an integral component of the enclosure. Literature pocket
inside enclosure and external enclosure brackets for wall or rack mounting to be included.
2. Plumbing: System shall be furnished with shutoff ball valves on the fuel inlet and fuel outlet for
easy filter / water separator maintenance. A see-through flow indicator shall be installed to
monitor fuel flow and flow rate, both visually and also via the PLC controller. Above mentioned
components shall be located within the enclosure. Internal plumbing will be primarily executed
in stainless steel.
3. Installation: System shall provide male pipe connections protruding from the enclosure for
customer plumbing connection. System shall be located as close as possible to designated fuel
tank. The system’s fuel supply and discharge lines shall be independent and separate from
other fuel lines, with the supply line originating at the lowest point at the bottom of the tank and
the discharge line as far away as possible from the supply line.
4. Filtration / water separation: Four stage filtration / water separation process:
a. Stage 1: Nexus “Y” strainer – 304 Stainless Steel 20 mesh