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Specifications for Gasoline Fueling System
All Gasoline Fueling Systems Shall Consist of the Following:
I. Tank
II. Containment Vessel
III. Receiving System
IV. Delivery System
V. Vapor Recovery System
VI. Electrical System
VII. Alarm System
VIII. Control Panel
IX. Piping
X. Factory Assembled
XI. Copyright
I. Tank
A. Shall be designed, constructed, and labeled per UL142 specifications.
B. Shall be of single wall construction, with all seams and fittings welded both inside and outside tank.
C. Shall be horizontal and include UL approved integrated support saddles for zone 4 seismic conditions.
D. Shall show date of manufacturer’s test and manufacturer’s name.
E. Shall be labeled for stationary use only.
F. Shall include lifting eyes, for use when empty only, to lift complete unit.
G. Shall have CAL/OSHA approved ladder on tank.
H. Shall have permanent gauge stick in tank.
I. Shall be pressure tested to 5 PSI with all valves and fittings in place.
J. Shall have a manway with inspection port.
K. Shall have a low point drain with a locking, non-freezing valve.
L. Shall have a normal vent as required.
M. Shall have an emergency vent to meet or exceed NFPA-30 Firecode.
II. Containment Vessel
A. Shall be designed, constructed, and labeled per UL142 specifications.
B. Shall be of steel construction minimum 10 gauge.
C. Shall be capable of containing over 110% of the volume of the tank.
D. Shall not exceed 12’ (twelve feet) in width.
E. Shall be skid-mounted, relocatable.
F. Shall have a locking, low point drain valve.
G. Shall have lifting hooks on the containment ends accessible form outside the containment wall.
H. Shall have a leak detection alarm.
I. Shall be leak tested with full load of water after assembly.
III. Receiving System
A. Shall have a drylock fill system that prevents spillage of product during filling process.
B. Shall have vapor return line with kamvalock fitting that prevents leakage of vapor during filling process.
C. All fill, vapor line, and fittings used for filling the tank shall be inside the containment wall.
D. Shall have stage 1 vapor recovery.
E. Shall be top filled with drop tube within 6” of tank bottom.
F. All filling procedures done at ground level (with operator outside of containment).
IV. Delivery System
A. Shall have a self-sealing emergency valve.
B. Shall have a 212 degree F. fusible link that allows emergency valve to close in case of fire.
C. Emergency valve shall be operated outside of containment.
D. Shall have U.L. approved 12 gpm (twelve gallons per minute) commercial pump with the following:
1. Shall have 1/3 H.P. motor
2. Shall have 110 volt single-phase electrical power requirement.
3. Shall have remote control capability.
4. Shall have register with automatic reset interlock.
5. Shall register to 999.0 gallons per delivery.
6. Shall have totalizer register up to 999,999.9 gallons.
E. Shall have a Tohkeim Model 52 pressure regulator valve.
F. Shall have a 10 (ten) micron filter system.
G. Shall have a high hose retractor.
H. All delivery operations shall be from ground level outside of containment.
V. Vapor Recovery System
A. Vapor recovery system shall operate on a vacuum.
B. Shall be California Air Resources Board Certified, per Executive Order
#G-70-128 or #G-70-139
C. Shall have a VCS-200 vapor processor.
D. Shall be capable of being retrofitted for Stage II vapor recovery with the addition of required piping, co-axial hose, and vapor processor.
VI. Electrical System
A. All electrical components shall meet all applicable NEMA and U.L. Standards for Class 1, Group D equipment.
B. All wiring shall conform to all applicable NEC standards for Class 1, Group D equipment.
C. Area lighting shall be activated by an on/off switch.
D. Control circuits shall be 120 volt.
E. Area and alarm lights shall be explosion-proof.
F. Power requirements are single phase; 120 vac, 20 amp at load connection.
G. Float switch in containment shall be intrinsically safe.
H. All operational modes (fill or dispense), shall be done from ground level outside of containment.
VII. Alarm System
A. Shall be Class 1, Group D.
B. Shall be both audible and visual.
1. Audible alarm shall incorporate an alarm silence, which will allow subsequent activation of audible alarm.
2. Visual alarm shall be a flashing light that will not reset until alarm condition has been cleared.
C. System shall alarm at the following conditions
1. High and low tank level alarm – power to pump is cut off, and restored with alarm silence.
2. High and low cut off – power to pump is cut off and restored with auto maintenance selector switch.
3. Liquid in containment – power to pump is cut off and restored with auto maintenance selector switch
VIII. Control Panel
A. All electrical components shall be controlled by a Bryant Fuel System control panel installed inside a U.L. listed, NEMA – 4 box. This control panel is mounted on exterior containment walls and operates in conformance with Class 1 Group D areas.
1. Control panel shall be mounted and wired to quick disconnect devices.
2. Control panel shall operate from –40 degree Celsius to +180 degree Celsius.
B. Control Panel shall have the following:
1. Will shut down all arching devices on overfill or liquid in containment alarm.
2. Emergency shut-off button.
3. Alarm indicator lights.
4. Alarm reset.
5. Automatic/maintenance selector switch (key operated).
6. Gauge for tank level (in percent).
7. Panel light test.
IX. Piping
A. Shall be minimum schedule 40 with forged steel fittings.
B. Shall have flanged connections where possible.
C. Shall have pressure relief to prevent pressure build-up from thermal expansion.
X. Factory Assembled
A. All assembly shall be with cadium plated bolts, nuts, and lock washers.
B. All units shall be commerciall y sandblasted before painting.
C. All paint shall be fire resistant.
D. All units shall be completely assembled and operationally tested with approved testing fluid prior to delivery.
E. Emergency generator access shall be supplied if requested.
F. Tank, containment, saddles, and ladder shall be U.L. 58-02-03 listed as a unit.
G. Entire unit assembled not to exceed 35,000 pounds empty.
H. The complete fuel system shall be self-contained with only the addition of electrical power necessary to be a fully operational turnkey system.
XI. Copyright
A. All units are copyrighted and patented. Anyone attempting to duplicate the construction/manufacture of the Bryant Fuel Cell without the express written consent of Bryant Fuel Systems may be violation of copyright or patent laws.
B. Copyright Bryant Tank, Inc. 1994.
