Reliant Series
Fuel Tanks

50 Gallon
75 Gallon
100 Gallon
150 Gallon
200 Gallon
275 Gallon
325 Gallon
400 Gallon
up to
3000 Gallon

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Reliant Series Systems Fuel Tanks

Day Tank, Filtration Tank, and Fire-Rated Tank 

OVERVIEW

High reliability design systems fuel tanks for use as day tanks, main supply tanks, transfer tanks, return tanks

Integrated, packaged design including tank, gauging, controllers, pumps

Network compatible with Simplex Fuel Supply System products and with building management systems

UL142 double-wall tanks

UL2080 double-wall, fire-rated designs

UL2085 double-wall fire rated, protected designs

Filtration tank designs

10-3000 gallons

UL508 digital and analog controllers

Hazardous location constructions available

FEATURES

Double wall tank construction, UL listed

Digital or analog controllers, UL listed

Local or remote pumping options, 2-50GPM, 0.33 – 5.0HP

Single or duplex, fill or return pumping configurations

Large option and accessory list

Highly standardized and time proven design

Design-build project customization

Digital controllers network compatible

Fully compatible with complete Simplex Fuel Supply Systems product line, including pump sets, tank filling systems, tank filtration systems, digital fuel management systems, digital controllers

TANK CONSTRUCTION

All tanks are UL listed as noted, all-welded steel, atmospheric design, suitable for outdoor or indoor installation. Tank finish to 150 gallons is powder-coat white, above 150 gallons white industrial enamel

Standard duty tanks:

10-400 gallons, UL142 secondary containment construction, rectangular design,

400-5000 gallons, UL142, double-wall construction, cylindrical design

Fire-rated duty tanks:

10-400 gallons, UL2080 or UL2085 protected design, double wall construction, rectangular design

Sales Bulletin

 
Options
The Simplex SRS Series Reliant Series comprises a standard line of Systems Fuel Tanks finding application as day tanks and other tank applications featuring integration of intelligent control with pumping and gauging systems. The Reliant Series is a progressive design evolution of the iconic Simplex Packaged Day Tank Line realizing the latest technology in tank design and construction and use of advanced digital and analog control systems. The Reliant Series is fully compatible for network integration with the full line of Simplex Fuel Supply Systems, including packaged pump systems, tank filling systems, filtration systems, digital fuel and tank management systems and digital monitoring and data systems. The Reliant Series, when supplied with a Simplex digital controller, is MODBUS and Ethernet compatible with most tank gauging systems including Pneumercator, Veeder-Root and Omntec as well as with most Building Management Systems.

Fuel tanks used with the Reliant Series are UL labeled, double-wall design, suitable for indoor or outdoor use. Normal duty, rectangular construction tanks are UL142, closed-top dike construction. Cylindrical designs are UL142 double-wall construction. Fire-rated designs are available with UL2080 or UL2085 listings.

Normal duty products are UL508 listed, NEMA1 indoor, NEMA3R, 4, 12 indoor/outdoor. Hazardous location controllers are available.

As a progressive, evolutionary design of the Simplex Pacakged Day Tank product line, the Reliant Series finds it core application as a generator day tank. In this traditional application, the Reliant Day Tank integrates a tank of required capacity with a level controller and fill control. On-board fill pumps and return pumps are typical. Remote pumping systems are available for filling of multiple tanks, management of multiple source tanks or when required by pipe run or pump size conditions.
Both digital and analog controllers are available. Digital controllers are PLC based and network compatible. Digital controllers utilize both a point-sensing float switch input and a 4-20mA analog-to-digital input which displays on a panel indicator and provides a 4-20mA output. Analog controllers are based upon the time-proven Simplex SST Controller.

Other applications of the Reliant Series include:

1. Bulk fuel source tanks with pumping systems to transfer fuel to Reliant Day Tanks or to Generator Base Tanks
2. Transfer tanks
3. Return tanks to receive fuel from Reliant Day Tanks or base tanks and pump back to source tanks
In every case, the Simplex Reliant Series achieves a new level of reliability.

In every case, the Simplex Reliant Series achieves a new level of reliability.
1. Double-wall tank construction represents the latest in conservative, space saving design
2. Comprehensive hazardous location and fire rated designs integrate tanks with control, pumping and valveing systems suitable for the special use intended
3. Purpose built systems integration and network compatibility addresses today’s needs for building and systems automation in a developed, standardized design
4. Advanced digital control systems feature system redundancy and self-checking
5. Traditional analog control systems feature time-proven, conservative design

The SRM Series Manual Day Tank provides basic storage only. It includes a manual fuel fill port and a mechanical level gauge. The standard SRM package includes a UL142 listed tank. Limited options are available.

DIGITAL CONTROLLER

DRS Digital Controller
UL508 listed
NEMA 1 or NEMA3R enclosed
PLC based
6-inch touch-panel operator interface, monochromatic standard, color optional
Dual level sensor input:
  4-20mA continuous sensor, analog-to-digital input
  Point sensing float switches: low, refill start, refill stop, high, plus checkpoint for automatic cross check of sensors
Leak sensor
Spare I/O for options and design-build features MODBUS and Ethernet network compatible 4-20mA loop output for tank level
Operator touch-panel interface functions:
  HOA switch
  Test
  Reset
  Alarm silence
  Numeric display of tank level in gallons (liters)
  Graphic condition display of tank level and pump/status/alarm condition

Digital Controller

  Message indicators for status and alarm, including:
    Normal operation
    Pump running (fill, return, single or multiple pumps)
    Tank filling
    Low
    Critical low
    High
    Critical high
    Leak
    Not in auto
    Controller failure with specific message
    Other messages as determined by design build option configuration
Dgital Controller

Relay dry contact outputs for the following (10A, SPDT):
  Low alarms
  High alarms
  Leak
  Not in auto
  Other alarms as determined by design-build option configuration



ANALOG LEVEL CONTROLLER

Multifunction liquid level controller:
  Usable with any tank construction
  Versatile mounting
  Accessories to suit a multitude of tank level applications
  Leak detection capability
  UL 508A Listed
The Simplex Analog Level Controller is a relay based design, float switch activated, multifunction liquid level controller. SST applications include:
  Single fill pump control
  Duplex fill pump control, level switch activated
  Duplex fill pump control, pressure switch activated
  Single drain pump control
  Duplex drain pump control
  Pump-in, pump-out control

Reliant 50 with Analog Level Controller

The SST Controller is UL 508A Listed.

The controller is activated by level point sensing float switches.




The standard level transmitter is suitable for use with class-II flammable liquids or water. Optional level transmitters are available:
  Intrinsically safe transmitters for use with Class I liquids
  Alloy or plastic materials for use with corrosive liquids
Consult Simplex for compatibility of materials.


PUMPS

Reliant, SRS Series Fuel Tank Systems are available with on-board fill and/or return pumps in single or duplex configuration.

Capacity range is 2-50gpm, 0.33 – 5.0HP, single or 3-phase.

Simplex SPS or SKS Series Packaged Pump Sets are used remotely when required by system complexity or pipe-run constraints or where multiple-tank systems are supplied by common pumps.

 

Standard pumps are Parker-Hannifin, advanced technology, hydraulic gear pumps with self-prime maintenance, high-lift capability, linear pressure versus flow output. Construction features machined steel gears, dynamic pressure loaded internal seals, stainless steel shaft, mechanical shaft seal, cast-aluminum housing.

Optional pumps are heavy-duty cast iron construction with mechanical shaft seals.

Motors are industrial NEMA size, conservatively rated. All commercial voltage ratings available .

SPS Pump / Motor Compartment

MODEL NUMBERS

CAPACITY

RATING

DAY TANKS

FILTRATION TANKS

SPECIALTY TANKS
50 Gallons UL142 SRS-50 SRFT-50 SRX-50
UL2080 SRS-50 FR SRFT-50 FR SRX-50 FR
UL2085 SRS-50 PT SRFT-50 PT SRX-50 PT

75 Gallons
UL142 SRS-75 SRFT-75 SRX-75
UL2080 SRS-75 FR SRFT-75 FR SRX-75 FR
UL2085 SRS-75 PT SRFT-75 PT SRX-75 PT

100 Gallons
UL142 SRS-100 SRFT-100 SRX-100
UL2080 SRS-100 FR  SRFT-100 FR SRX-100 FR
UL2085 SRS-100 PT SRFT-100 PT SRX-100 PT

150 Gallons
UL142 SRS-150 SRFT-150 SRX-150
UL2080 SRS-150 FR SRFT-150 FR SRX-150 FR
UL2085 SRS-150 PT SRFT-150 PT SRX-150 PT

200 Gallons
UL142 SRS-200 SRFT-200 SRX-200
UL2080 SRS-200 FR SRFT-200 FR SRX-200 FR
UL2085 SRS-200 PT SRFT-200 PT SRX-200 PT

275 Gallons
UL142 SRS-275 SRFT-275 SRX-275
UL2080 SRS-275 FR SRFT-275 FR SRX-275 FR
UL2085 SRS-275 PT SRFT-275 PT SRX-275 PT

325 Gallons
UL142 SRS-325 SRFT-325 SRX-325
UL2080 SRS-325 FR SRFT-325 FR SRX-325 FR
UL2085 SRS-325 PT SRFT-325 PT SRX-325 PT

400 Gallons
UL142 SRS-400 SRFT-400 SRX-400
UL2080 SRS-400 FR SRFT-400 FR SRX-400 FR

UL2085

SRS-400 PT

SRFT-400 PT

SRX-400 PT

UL142 Secondary Containment, UL2080 Fire-Rated, UL2085 Fire Protected
Greater than 400 gallons contact Simplex.

The SRM Series Manual Day Tank provides basic storage only.
It includes a manual fuel fill port and a mechanical level gauge.
The standard SRM package includes a UL142 listed tank. Limited options are available.

SRS DAY TANK DRAWINGS
SRS 50 SRS 50 with Side Box SRS Motor Detail SST Option
SRS 75 SRS 75 with Side Box SRS Motor Detail 390 Option
SRS 100 SRS 100 with Side Box SRS Motor Detail 383 Option
SRS 150 SRS 150 with Side Box SRS Motor Detail 345 Option
SRS 200 SRS 200 with Side Box SRS Motor Detail X002 Option
SRS 275 SRS 275 with Side Box SRS Motor Detail 390, 345 Options
SRS 325 SRS 325 with Side Box SRS Motor Detail 390, X002 Options
SRS 400 SRS 400 with Side Box SRS Motor Detail 191, X002 Options

Engineer’s Specifications

Click here for a text file of these specifications.
 

Sample specification for UL-142 double-wall secondary containment construction day tank with on-board supply duplex pumps drawing from a remote main source tank.

The following defines a day tank with a duplex pump system designed for delivery of fuel from a source storage tank to a day tank, approximately 200-feet horizontal and within 18-feet of vertical lift from the lowest point via a pump set installed on the day tank. At this site, consideration must be given to suction lift characteristics of pumps: this system will operate in the suction lift capability curve of the pumps. Therefore, pipe size of both supply and return lines is paramount to both reduce friction in the supply line and allow for free flow return of fuel in the return line. A foot valve is required in this system if source tank is below day tank. If source tank is below day tank, manual priming is required. Once primed, the system remains so from the foot-valve on the supply line in the main source tank to the inlet of the day tank mounted supply pumps.

A full flow overflow return pipe from each day tank back to the bulk source tank must be provided. Working vents to outdoors must be provided as well as an emergency vent for tanks 100 gallons and larger. If source tank is located above the level of the day tank, an overflow return pump and inlet solenoid is required. See below.

Fuel Oil Day Tank

1.0
General: Provide a packaged design fuel oil day tank for each prime mover. Day tank shall be complete in all respects in order to provide the prime mover with a reliable, local source of fuel. Day tank shall be for use with main tank and fuel delivery system described above in order to provide an automatic, self-refilling fuel supply system.

1.1 The day tank shall be designed and supplied as an engineered system by the manufacturer. Each tank shall be of packaged design to include all inlet flow control devices, other valves, level controls, pump control, indicators, alarms and all other devices as required to form an integrated, functional system such that field installation is restricted largely to external piping, wiring and such intermediate devices that are required by code and/or good engineering practice to interconnect the bulk source of supply to the day tank, the day tank to the prime mover and to provide for external vents as per local codes and UL142, NFPA31 and NFPA37.
1.1.1 The system shall be for use with fuel oil as described by NFPA321, “Basic Classification of Flammable and Combustible Liquids”. As defined by this standard, the fuel supply system shall be for use with “combustible liquids”, those having a flash point at or above 100°F and further defined as class II or class III liquids. In no case shall a liquid defined as “flammable”, or as “class I” or as having a flash point less than 100°F be used. In every case, the system shall not be used or applied at a temperature in excess of the flash point of the contents. Electrical equipment used in the system shall be in accordance with NFPA30, section 5-7, wherein it states “For areas where class II or class III liquids only are stored or handled at a temperature below their flash points, the electrical equipment may be installed in accordance with provisions of NFPA70, National Electric Code, for ordinary locations...”
1.1.2 The system shall be designed and installed in accordance with applicable sections of NFPA30, NFPA31, NFPA37, UL80 and UL142. The day tank shall bear the label of Underwriters Laboratories standard 142 and UL508.

1.2 Installation General: The day tank shall be installed adjacent to the prime mover, on the same grade. Install (as shown on the plan drawings, [as detailed herein]) on a housekeeping pad adjacent to the prime mover. Anchor tank to the pad.
1.2.1 Provide schedule 40, ASTM A 53, black iron pipe connections to the day tank as shown. Make all connections to fixed installed pipe with pipe unions to facilitate tank service/removal.
(1) Supply to day tank, inlet to day tank pump
(2) Day tank overflow to bulk supply
(3) Supply and return to prime mover, as recommended by manufacturer.
(4) Vent sizes shall be as shown and as required by local codes and by UL 142,NFPA31 and NFPA37 as well as project specification requirements.

1.3
Day tank ratings
1.3.1 Capacity: ( ) gallons
1.3.2 Power requirements: ( )V AC, single-phase, 60Hertz, 15A dedicated branch circuit
1.3.3 Day tank construction
1.3.3.1 All welded steel atmospheric tank of rectangular, double-wall secondary containment, welded construction built in accordance with codes and standards noted above for indoor use with fuel oil
1.3.3.2 Pipe thread connections shall be provided for fuel oil supply from remote pump set, supply to prime mover, return from prime mover, overflow to main tank, vents, and drain with fire rated ball valve. A weatherproof, screened vent cap shall be provided as a loose item for field installation at the outdoor vent termination. A weighted type emergency vent cap shall be supplied installed on the primary tank and secondary containment emergency vent ports (100 gallon and larger).
1.3.3.3 The tank shall be equipped with a welded steel channel base suitable for bolt attachment to a concrete pad
1.3.3.4 The tank shall have interior corrosion inhibitor to deter corrosion prior to installation and use
1.3.3.5 The exterior of the day tank shall receive a heavy-duty industrial anti-corrosion coating and be finish painted
1.3.3.6 All day tank system components shall be protected by a removable or hinged steel equipment cover.
1.3.3.7 Day tank shall be factory leak tested at 3PSI.
1.3.3.8 The tank shall be steel double-wall secondary containment construction bearing the UL 142 label. The containment shall be equipped with a leak detector that shall activate the “leak” alarm described below. A drain with fire rated ball valve is to be supplied. The containment shall be equipped with a separate e-vent as required by UL 142.
1.3.3.9 Supply fire rated ball valves as follows:
1. Day tank drain
2. Secondary containment drain

1.4 Fuel delivery system: Provide installed upon the day tank, a duplex fuel oil pump and duplex pump controller with automatic alternator for supply of fuel from the main tank to the day tank. This is a suction-lift application: adequate pipe sizes must be used in the system and a foot valve must be installed in the main tank if main is below level of day tank. Manual priming of the system is required.
1.4.1 Duplex pumps: (Specify GPM, up to 25GPM) at 1725 rpm, when operating with fuel oil having a viscosity of 32SSU.
1.4.2 Direct drive, motor driven pumps coupled via flexible coupling.
1.4.3 Motors to be TEFC construction, HP as required for pump at 50 PSI NEMA type B, continuous duty at 40°C, 1725 RPM, 120V AC, 60 hertz, 1.15 service factor
1.4.4 Pumps to be directly driven, positive displacement, internal gear type with mechanical shaft seal and cast iron body, machined steel gears.
1.4.5 Fire rated shutoff ball valves on pump inlets
1.4.6 Pump check valve, spring-type, cast iron construction
1.4.7 Flowswitch each pump
1.4.8 Suction strainer, cast iron wye type fuel oil strainer on each pump suction
1.4.9 Provide a piston type, 0.1 gallon per stroke hand pump installed and piped and equipped with fire-rated shutoff valves.
1.4.10 (If source tank is above day tank) Inlet flow control solenoid valve each pump. Stainless steel construction, with fire-rated bypass valve.
1.4.11 (If source tank is above day tank) Supply an overflow return pump at 150% minimum capacity, of supply pump and of identical construction. Add overflow return pump controller to paragraph 1.5 below.
1.5 Day tank level controller. A UL Listed, integrated design, digital level controller shall be supplied which provides differential level control for activation of pumps, duplex pump alternator, tank level indication, system alarms and manual operating controls. Level controller shall be self-contained as a unit within a NEMA4 enclosure integral with the day tank assembly.
1.5.1 PLC based with 6-inch, color, touch-panel operator interface
1.5.2 Dual level sensor input:
-4-20mA continuous sensor, analog-to-digital input
-Point sensing float switches: low, refill start, refill stop, high, checkpoint for automatic cross check of sensors
1.5.3 Leak sensor
1.5.4 Spare I/O for options and design-build features
1.5.5 MODBUS and Ethernet network compatible
1.5.6 4-20mA loop output for tank level
1.5.7 Operator touch-panel interface functions:
-HOA switch
-Test
-Reset
-Alarm silence
-Numeric display of tank level in gallons (liters)
-Graphic condition display of tank level and pump/status/alarm condition
-Message indicators for status and alarm, including:
-Normal operation
-Pump running (fill, return, single or multiple pumps)
-Tank filling
-Loss of flow
-Low
-Critical low
-High
-Critical high
-Leak
-Not in auto
-Controller failure with specific message
-Other messages as determined by design-build option configuration
1.5.8 Relay dry contact outputs for the following (5A, SPDT):
-Low alarms
-High alarms
-Leak
-Not in auto
-Other alarms as determined by design-build option configuration

1.6 Day tank testing
1.6.1 The day tank shall be supplied with manufacturers test certificates as below Tank test: pressure test, leak proof test and structural integrity/appearance test
1.6.1.2 Level controller: operational test of level sensors, level indicator, level control, alarms, backup devices
1.6.1.3 Pump: vacuum test, flow test, pressure test, leak proof test, ampere/voltage test, load test, overload test.

1.7 Day tank manual
1.7.1 The day tank shall be supplied with an illustrated manufacturers manual that includes the following:
1.7.1.1 Registration certificate
1.7.1.2 Glossary
1.7.1.3 Equipment list
1.7.1.4 Detailed description of operation
1.7.1.5 Pump specifications
1.7.1.6 Installation instructions
1.7.1.7 Troubleshooting instructions
1.7.1.8 Maintenance instructions
1.7.1.9 Piping diagram
1.7.1.10 Electrical drawing
1.7.1.11 Exploded view parts drawing/parts list
1.7.1.12 Dimensional drawing
1.7.1.13 Warranty card

1.8 Supply a manufacturer’s 2-year field service warranty which covers all parts and all labor for guarantee of parts and workmanship as specified herein.

1.9 The day tank system, shall be designed and manufactured by a single supplier and be a standard product in serial production. The manufacturer shall have at least 10 years experience in the design and manufacture of these products. This system shall be a Model SRS Packaged Design Fuel Oil Day Tank as manufactured by Simplex, Inc., Springfield, Illinois.

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Simplex, Inc., 5300 Rising Moon Road, Springfield, IL 62711-6228
800-637-8603 • 217-483-1600 (24 Hr.) • FAX 217-483-1616