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Recirculation & Neutralization Systems
Recirculation / Neutralization Systems (RNS) from BHS control, filter, and recirculate water used for cleaning industrial batteries. This process cuts down on disposal fees by greatly reducing the output of contaminated wastewater.
Each model of RNS is equipped with a spray wand (spray wand in not included when combined with a BHS Battery Wash Cabinet) connected to a 10-foot (3 meter) hose. A 120 V / 1 PH external sump pump operates automatically to return battery wash water from the wash cabinet back to the RNS. The result is a steady source of battery wash water that complies with environmental regulations and reduces overhead.
In combination with a BHS Battery Wash Cabinet, the RNS creates a closed-loop system that contains and controls the water used for cleaning industrial batteries.
Water used to wash forklift batteries becomes contaminated with acidic residue, lead particles, and other potentially harmful substances. The EPA places strict limits on disposal of wastewater left over after battery washes.
Recirculation / Neutralization Systems from BHS allow you to reuse your wastewater rather than paying for compliant disposal or, worse, making a mistake while disposing of it in-house. Every model of RNS is designed to feed directly into Battery Wash Cabinets from BHS, creating a closed-loop system that can complete multiple washes with the same volume of water.
Contaminated water passes through a special filter which removes particles down to 5 microns. Filters are inexpensive and easy to replace when they fill up. Next, the system neutralizes the pH level of the water, removing the acidic content.
The RNS-4-SS provides another level of cleaning with an ozone water-purification system.
RNS-1
The RNS-1 comes standard with a 125 gallon (473 L) polyethylene tank. Voltages are available in 120 V & 240 V / 1 ph or 240 V & 480 V / 3 ph / 60 Hz. This machine is fitted with fork pockets for easily relocating the unit. A handheld pH meter allows staff to monitor pH levels throughout the neutralization process.
RNS-3-SS
The RNS-3-SS comes standard with a 200 gallon (757 L) integral tank and utilizes 120 V / 1 ph / 60 Hz power. A hand-held pH meter allows staff to monitor pH levels as they return to a safe state. The RNS-3-SS features an on-demand, automatic start system. An auto-shutoff for filter service or low water level makes maintaining the system simple and easy.RNS-4-SS
The RNS-4-SS comes standard with a 200 gallon (757 L) integral tank and utilizes 120 V / 1 ph / 60 Hz power. An automatic pH monitoring system is what makes this model the most popular in the RNS family. The system automatically shuts down for unsafe pH range while warning lights alert the operator, who can inject neutralizer with the push of a button to bring the pH back in balance.
The RNS-4-SS features an on-demand, automatic start system. An auto-shutoff for unsafe pH range, filter service, or low water level makes maintaining the system simple and easy. This ecologically friendly system also boasts a built-in ozone purification system.
Features & Benefits |
RNS-1 |
RNS-3-SS |
RNS-4-SS |
Filters down to 5 microns |
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Easy filter replacement |
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Rotary gear pump features stainless steel internal parts for extended component life |
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Removable front panels for convenient maintenance |
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Closed loop system (when coupled with a BWC) eliminates water supply and floor drains† |
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50 psi at 12 gal/min for high-flood battery wash-down |
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70 psi at 12 gal/min for high-flood battery wash-down |
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Standard fork pockets make it easy to move when clean-out is required |
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In-line pH monitoring system aids in keeping proper pH level |
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Includes a separate handheld pH meter to assist in monitoring pH levels |
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Fewest number of components in the industry lowers operating costs |
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Works with manual or automatic BHS Battery Wash Cabinets |
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On-demand, automatic start system |
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100-micron bag filter insert captures larger particles |
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Auto shut-off for pH out of safe operating range |
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Auto shut-off and indicator light for filter service |
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Auto shut-off for low water level |
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Adjustable timed recirculation mode for pH adjusting |
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Built-in ozone purification system |
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*Spray wand is not included when combined with a BHS Battery Wash Cabinet.
† Battery wastewater must be properly treated and meet all applicable environmental regulations prior to disposal.
RNS-1 |
RNS-3-SS |
RNS-4-SS |
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Input Voltage |
120/240 V / 1 ph / 60 Hz 240/480 V / 3 ph / 60 Hz |
120 V / 1 ph / 60 Hz |
120 V / 1 ph / 60 Hz |
AC Current Draw |
15 / 7.5 A 1 ph 4 / 2 A 3 ph |
15 A |
15 A |
Water Pump Capacity |
12 gal/min @ 50 psi 45 L/min @ 3.5 bar |
12 gal/min @ 70 psi 45 L/min @ 3.8 - 4.8 bar |
12 gal/min @ 70 psi 45 L/min @ 3.8 - 4.8 bar |
Water Pump Motor |
1.5 hp / 1.12 kW |
1.5 hp / 1.12 kW |
1.5 hp / 1.12 kW |
Sump Pump Capacity |
24 gal/min / 91 L/min |
24 gal/min / 91 L/min |
24 gal/min / 91 L/min |
Reservoir Capacity |
125 gal / 473 L |
200 gal / 757 L |
200 gal / 757 L |
Water Outlet |
0.75” NPT |
0.75” NPT |
0.75” NPT |
Return Inlet |
1” NPT |
1” NPT |
1” NPT |
Filter Particle Size (Main/Return) |
(4) 5 micron / N/A |
(3) 5 micron / 100 micron |
(3) 5 micron / 100 micron |
Overall Width |
49” / 1245 mm |
42.4” / 1077 mm |
42.4” / 1077 mm |
Overall Length |
52” / 1321 mm |
48” / 1219 mm |
48” / 1219 mm |
Overall Height |
53” / 1346 mm |
48.6” / 1234 mm |
48.6” / 1234 mm |
Weight |
500 lb / 227 kg |
600 lb / 272 kg |
600 lb / 272 kg |
pH Metering Type |
Manual - Hand Held Meter |
Manual - Hand Held Meter |
Automatic - Inline System |
pH “Out of Limit” Cutout |
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Automatic |
Add Water Indicator |
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Light |
Low Water Level Cutout |
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Automatic |
Automatic |
High Water Level Indicator |
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Light |
Recirculation Mode |
Manual - On/Off |
Timed - Adjustable |
Timed - Adjustable |
Neutralizing System |
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Manual |
Ozone Purification |
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Automatic |
Video Resources
Recirculation / Neutralization System
Blog Resources
Regulations
California Residents: WARNING: This product contains chemicals known to the State of California to cause cancer and/or reproductive harm, and birth defects or other reproductive harm. Learn more here.