Water Heaters
 
Model J Electric Water Heater

 


Master Specifications


JOB NAME CONSULTANT

REPRSENTATIVE CONTRACTOR

 

SPECIFICATIONS

Provide a quantity of __________ electric booster water heater(s) Model No. __________ as manufactured by Hubbell The Electric Heater Co. of Stratford, CT to supply the final 180°F sanitizing rinse water to the dishwasher. The pressure vessel shall be all stainless steel welded construction and shall bear the ASME Section VIII stamp and be rated for 150psi WP. The tank shall be insulated with rigid polyurethane foam insulation to reduce standby heat loss. To minimize operating expenses, heat loss shall not exceed 425 btu/hr. The booster heater shall have the capacity to heat __________ GPH from to __________ °F and shall be rated at__________ KW when supplied with __________ volts, __________ phase.

The booster shall be listed and approved in accordance with UL Sanitation (NSF5) and UL1453. All controls shall be built-in and factory wired. The booster shall include internal resettable circuit breakers in lieu of one-shot power fuses for over current protection when required. The immersion heating elements shall be high quality screw plug type with O-ring gasket to ensure leak free long life service. All temperature, hi-limit, and low water operating functions shall be controlled by a solid state device that shall provide the operator with visual indication of fault conditions. For ease of service for any replaceable component, the positioning of all components shall be such that to remove any component does not require the removal of another component. The booster shall be complete with all internal plumbing, including 3/4" NPT connections for inlet, outlet, and relief valve.

The entire exterior of the booster heater including the base, jacket and front cover shall be brushed 304 stainless steel for maximum corrosion resistance, longevity and appearance. Painted steel exterior will not be considered as equal.

The booster heater shall include an ASME/AGA rated combination temperature and pressure relief valve, 6" adjustable NSF plastic legs (Optional Specification: slide brackets on J6 model only), bronze body pressure reducing valve with built-in bypass, and one indicating temperature and pressure gauge. Cast iron pressure reducing valves will not be accepted as equal.

In addition, this packaged system shall be supplied with the following optional features:

1. Option ________________________
2. Shock Absorber
3. Floor Mounting Hardware
4. Tamper Resistant Package
5. Nickel Plated Die-Cast Leg
6. Alternate Voltage
7. Water Treatment System

The entire pressure vessel shall be provided with a full ten (10) year Non Pro-Rated tank warranty. A ten year pro-rated warranty shall not be considered as equal. The entire booster heater including all components shall be provided with a one-year warranty including parts and labor.

 

WATER QUALITY REQUIREMENTS

 

Recommended water hardness is 4 to 6 grains of hardness per gallon (GPG). Water hardness above 6 GPG should be treated by a water conditioner (water softener or in-line treatment). Water hardness below 4 GPG also requires treatment to reduce potential corrosion. Excessive GPG will result in higher operating and maintenance costs and will reduce product longevity.

Chlorides must not exceed 50 parts per million (ppm). Excessive chlorides will result in metallic corrosion and will reduce product longevity.

Water treatment has been shown to reduce costs associated with deliming the booster as well as reducing metallic corrosion. Product failure caused by these conditions is not covered under warranty. See warranty for complete details.

 

Continuing research results in product improvement; therefore these specifications are subject to change without notice. For the most updated information, consult the factory.

 

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Hubbell HeaterswThe Electric Heater CompanywP.O.Box 288 wStratford, CT 06615-0288
Phone: (203) 378-2659
wFax:(203) 378-3593wEmail: clabella@hubbellheaters.com