Large-Scale and Commercial Onsite Treatment Systems

Large-Scale and Commercial Onsite Treatment Systems
Filter/pumping packages

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Lightweight pumps

The cast-iron CPEH5 pump from Champion Pump is designed for applications where effluent must be pumped through a long run of pipe or high static heads. The cast-iron 3/4-inch solids handling pump has a 65-foot shutoff head. The pump will pump effluent through the equivalent of 5,200 feet of 2-inch pipe (based on 5-foot static head).

At 35 pounds, the pump is almost half the weight of other cast-iron pumps of similar capability. The pumps are provided with an internal seal and secondary V-cup exclusion seal. The rotating components of the seal are in the motor housing, lubricated by the dielectric motor oil. A high-efficiency 115-volt (or optional 230-volt) PSC motor with upper and lower ball bearings is protected by a thermal overload switch. 800/659-4491; www.championpump.com.

 

Hanging pump vault septic tanks

With working capacities from 900 to 1,500 gallons, ST-HPV septic tanks with internal hanging pump vaults from Waterloo Biofilter Systems allow users to demand-dose advanced treatment units or leachfields directly from the septic tank. The systems come fully preplumbed and assembled inside Roth MultiTanks.

Units include risers, inlet plumbing, effluent filter, effluent pump, float controls, quick-disconnect dosing line, and optional inline strainer. By eliminating a separate pump chamber, the units reduce the system footprint, reduce installation time and complexity, reduce the number of risers, and reduce the number of inspection points during routine maintenance. 866/366-4329; www.waterloo-biofilter.com.

 

Sand filter system

The GSF Geotextile sand filter system from Eljen offers a proprietary two-stage Bio-Matt process that provides treatment and disposal in the same footprint. Septic tank effluent is filtered through the fabric while the module’s design provides increased surface area for biological treatment. Open-air channels within the module support aerobic bacterial growth on the module’s fabric interface.

An antisiltation fabric covers the top and sides of the modules and protects them from soil intrusion while maintaining effluent storage. Effluent passes through the filter and slowly drips into a specified sand layer that surrounds the module. This results in a zone of unsaturated flow and the application of a secondary treated septic tank effluent to the native soil. Independent tests based on NSF/ANSI Standard 40 Protocol have shown that the system provides advanced treatment of septic tank effluent to better than secondary levels. 800/444-1359; www.eljen.com.

 

Lift station pump

Diesel-powered Enviro-prime pumps from Thompson Pump are an alternative to backup generators for lift stations. The permanently installed standby units continue pumping despite power loss or primary pump failures. The pumps are available in sizes 3 through 18 inches and can handle flows of up to 11,000 gpm and solids up to 4.25 inches in diameter. The dry prime pump also supplements lift station pumps during routine maintenance or emergency repairs. 800/767-7310; www.thompsonpump.com.

 

Venturi/compressor primed pumps

Prime Aire Plus pumps from Gorman-Rupp use the same venturi/compressor priming system as the company’s Prime Aire line but offer increased head and flow and enhanced maintenance features. Models include up to 8-inch flanged discharge sizes and provide flows up to 4,950 gpm and heads to 475 feet. They are suitable for both clear liquids and liquids containing large solids. The pumps are available coupled to the latest EPA Tier-compliant engines or premium-efficiency electric motors. 419/755-1011; www.GRpumps.com.

 

Versatile pump controls

Septronics offers pump controls at four heights for exterior applications. The watertight, UV-treated junction boxes fit all pedestal units whether 42, 35 or 27 inches tall and also work with low-profile fittings on the riser. For wall-mounted applications, heavy-duty brackets fit on the back of the same junction box. High-impact poly pedestals are UV-treated and suitable for commercial and residential applications. 262/567-9030; www.septronicsinc.com.

 

Fat-eating tablets

Mighty Mike FOGHog tablets from Scienco/FAST are for use in lift stations and collection systems to remove fats, oil and grease and help increase water flow from constricted pipes. The tablets have more than 25 billion active “class 1” bacteria per gram to function in aerobic or anaerobic conditions. The live bacteria consume and break down the fats, oils and grease. A premeasured tablet placed in the wastewater stream continues to reproduce every 20 to 40 minutes until the fat is consumed. 314/645-6540; www.sciencofast.com.

 

Remote control panel viewer interface

TCOM Viewer from Orenco is a software interface between Windows PCs and TCOM remote telemetry control panels. The interface stores configurations for multiple sites, has a simplified “double-click to select” mouse interface for menu items, and offers new screen color choices for better visibility. Sites can be sorted by factory identification number or by operator-designated panel name.

The interface also helps facility managers and operators take full advantage of TCOM’s SCADA functionality, such as remote access and control plus the ability to retrieve and graph log data from monitored panels. The viewer is available to TCOM customers at no charge and works with virtually all TCOM panels, no matter when they were installed. 800/348-9843; www.orenco.com/controls.

 

Advanced treatment

The Advanced Enviro-Septic system from Presby Environmental provides treatment and dispersal in one footprint. NSF/BNQ protocol testing shows the system removes up to 99 percent of wastewater contaminants without pumps, filters, electricity, replacement media or special maintenance. The system, for residential or commercial installations, consists of corrugated, perforated high-density plastic pipe wrapped with layers of geotextiles and a mat of randomly oriented green fibers.

Skimmers at each perforation keep suspended solids from exiting the pipe while a Bio-Accelerator and green fibers provide large surface areas where aerobic bacteria grow and treat wastewater, protecting the outer black geotextile receiving surface so that it remains permeable. Only treated wastewater is wicked into the System Sand surrounding the pipes, protecting the groundwater and native soils. Maintenance is limited to normal pumping of the septic tank. 800/473-5298; www.presbyenvironmental.com.

 

Pump filter

The No-Vault pump filter from SIM/TECH FILTER protects turbine pump intake screens. Filtration is achieved through a 6-inch-diameter PVC screen with 1/16-inch perforations. The shorter model has 139 square inches of open area, while the tallest model has 325 square inches. With 35 to 80 times the open area of the intake screen, the filter reduces the frequency of screen cleaning. The interior sealing sleeve allows the filter to adjust to different pipe heights. The smallest unit handles pumps up to 25 1/2 inches tall, while the largest unit handles pumps up to 49 1/2 inches tall. 888/999-3290; www.simtechfilter.com.

 

Antimicrobial disc filters

Geoshield antimicrobial solution from GeoFlow is impregnated into the disc filters to prevent clogging and help filters stay clean longer. The units are designed to manage the high biological demand of wastewater without clogging. The system provides protection by inhibiting the growth of bacteria and other organisms at the source. Maintenance can be reduced and drip system life extended. Self-cleaning or manual clean filters are available in 1 1/2- and 2-inch sizes for residential, commercial, industrial and municipal projects. 800/828-3388; www.geoflow.com.

 

Timed-dose controls

The 50A800 series controls from Septic Products deliver timed-dose applications in simplex and duplex configurations. The panels have a nonmetallic enclosure that is light but impact-resistant and UV-protected. A 360-degree red alarm light and 90 dBa rated buzzer come standard for high-water alarm notification.

The panels are UL listed to 508A and include circuit breakers, motor contactors, HOA switches, and SST lockable latches. The repeat cycle timer allows users to set on and off cycle times and can be simply adjusted to provide dosing cycles in seconds, minutes or hours. The panels are packaged with three float switches. 419/282-5933; www.septic products.com.

 

Submersible aerator

The MAXAIR500 aerator is a replacement unit from Septic Services. Submersible aerators sit down in the tank and handle extreme weather conditions. They provide a high oxygen transfer rate and use the same or less electricity. The aerator has a continuous-duty motor and stainless steel motor enclosure and legs. It is prewired with a 15-foot cord. 800/536-5564; www.maxair500.com.

 

Control panels

Power Zone control panels from CSI Controls maximize relay life by increasing the load capacity of the relay. Each NEMA 4X control panel includes a front-mounted touchpad with exterior LED indicator lights and a digital display center for programming pump information, including elapsed time and cycle counter for each pump, high-level counter, float status indicators, low-level alarm on/off selection, lead pump selection, and adjustable level and alarm settings. The panels are available in single-phase junior, simplex and duplex models for demand-dose or timed-dose applications. They can be ordered with a pedestal with access door for easy installation. 800/363-5842; www.csicontrols.com.

 

Lift station controls

The new Flygt Station Control Panel from ITT allows for operational change without rewiring. At the heart of the panel is the APP 721 all-in-one station controller. Its preconfigured wastewater transport control algorithms allow collection system optimization. When remotely accessed, the panel improves station visibility and operational efficiency. This cuts man-hours and costs while providing data to meet environmental reporting needs. The panel can be accessed through AquaView SCADA software or integrated into existing centralized software. 704/409-9700; www.flygtus.com.

 

Floatless sensors

The C-Con converter box from SJE-Rhombus is designed to convert most simplex and duplex control panels to use the floatless technology of the company’s C-Level sensor. The box converts the signal from the sensor to simulate float levels (up to four floats). Activation levels can be set and adjusted at the converter box by using the output dials, eliminating the need to go into the tank to move float tether points.

The simulate button allows testing for proper wiring of outputs. The converter box includes a Type 1 enclosure for indoor use and can be mounted inside of a control panel. Connection is simple with factory-installed output and power wires. The box works well in wastewater pump tanks, confined-space applications and systems with high grease content and can be used as an alternative to mercury float switches. 888/342-5753; www.sjerhombus.com.

 

Efficient pumping

The Little Giant 6EN and 10EN sump and effluent pumps from Franklin Electric use permanent split-capacitor motors, providing low-current draw, energy efficiency, and high performance. Designed for extended or continuous use, the pumps are fully submersible and are suited for dewatering and light effluent applications. 260/827-5256; www.franklin-electric.com.

 

Filter/pumping packages

The combination of Bear Onsite multilevel effluent filters with Quanics STEP (Septic Tank Effluent Pumping) Systems works with wastewater applications from single-family residential to small-diameter collections systems.

The Bear Onsite case adapter makes it easy to manifold multiple filters, supporting the higher flow needs of pump systems. STEP systems are available as individual components or preassembled in packages that include the filters. Applications include drainfields, effluent sewers, sand filters, peat filters, packed bed filters, mound systems, trickling filters, aerobic units, wetlands, lagoons and effluent irrigation. 901/831-5155; www.bearonsite.com; www.quanics.net.

 

Ultraviolet disinfection

The 3G wastewater UV disinfection unit from Salcor offers fouling-resistant Teflon, two-year lamp life, and minimal maintenance and requires 0.72 kWh per day to operate. Manufacturers of 20 aerobic units have partnered with the company in six-month NSF tests to secure approvals in Washington and other states. The 3G unit is rated NEMA 6P and is flood-resistant. It has been UL certified for the United States and Canada. The unit is rated at 6 gpm (8,640 gpd) peak effluent flow. Series and parallel-series arrays of units are disinfecting effluent flows up to 100,000 gpd. 760/731-0745.

 

Time dose control with monitoring

Smart Panels from Alderon Industries give you complete control and monitoring of your time dose system. Set your specific dose times to the second, view elapsed time meter(s), event counter(s), alarm cycle counter, and timer override cycle counter for simplex, duplex and triplex systems. The alarm system includes a red alarm beacon which is mounted on top of the panel and an alarm buzzer with test/silence switches to test your system. Twenty-foot float switches come with the panel as a standard feature. The UL-listed Smart Panel can also be customized for your specific application. The smart panel uses high-quality IEC motor contactors for pump control, and includes circuit breakers, HOA switches, and an O&M manual with schematics. The Smart Panel can be ordered in single phase or three phase with NEMA 4X or NEMA 1 enclosures. 218/483-3034; www.alderonind.com.



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