PVI Industries Water Heater Polymer Plated Storage Tank User Manual

DURAWATT® ELECTRIC • PACKAGED WATER HEATER  
POLYSHIELD® POLYMER-PLATED STORAGE TANK  
STANDARD FEATURES AND EQUIPMENT  
Control circuit transformer (480V or 575V supply)  
Fused magnetic contactors for each power circuit  
(50 amp maximum per circuit on 3units)  
Control circuit switch, fuse, and pilot light  
Drain valve  
Lifting lugs (400 gallon tanks and larger)  
ASHRAE 90.1 compliant  
Fiberglass insulated tank  
Steel jacket panels with durable industrial finish  
Factory-authorized start up (available on most  
models, check with PVI representative for details)  
ASME stamped - 188 psi test pressure  
National Board registered for 125 psi working pressure  
UL listed to U.S. and Canadian standards  
POLYSHIELD® polymer-lined tank with 5-year warranty c  
One-year, cost-free service policy c  
Heavy-duty Incoloy® heating elements rated at 80 Watts  
per square inch heat density  
120V control circuit  
Nonferrous, removable fittings at all tank connections  
23" diameter tank access  
(not available on vertical 125 and 250 series)  
Upper and lower immersion operating thermostats  
(one on horizontal tanks of 250 gallons or less)  
Immersion temperature limiting device (high limit)  
Electronic low water cutoff  
ASME-rated temperature and pressure relief valve  
Solderless power distribution block  
(includes control circuit power distribution from 208/240V)  
VOLTAGE (select one)  
208V, three-phase  
240V, single-phase  
240V, three-phase  
480V, three-phase (includes 120V control circuit transformer)  
575V, three-phase (includes 120V control circuit transformer)  
OPTIONAL FEATURES AND EQUIPMENT  
15-year POLYSHIELD® tank warranty c  
Long-life service policy c  
Electronic proportional sequencer with indicating lights  
(72kW and higher) Selection of proportional sequencer will  
require additional control box on left side of heater, adding  
9.5 inches to product width and requiring 24 inches of  
service clearance. In addition, the hot outlet will be moved  
to the top of the heater.  
Time delay sequencer (72 kW and higher)  
Shunt trip circuit interrupter with on/off handle  
Safety door interlock  
Manual-reset immersion temperature limiting device  
Dial temperature and pressure gauges  
Tridicator  
Alarm bell with silencing switch  
Seven-day time clock  
Heavy-duty Incoloy® heating elements rated at 40 Watts  
per square inch heat density (through model prefix 920)  
Heavy-duty Incoloy® heating elements rated at 20 Watts  
per square inch heat density (through model prefix 460)  
ASME stamped for 225 psi test pressure and  
National Board registered for 150 psi working pressure  
23" diameter rear tank access (not available on vertical  
series 125 and 250 gallons)  
AGA-rated temperature and pressure relief valve(s)  
3" cold water inlet and hot water outlet  
(standard on tanks larger than 400 gallons)  
2" drain valve (standard on tanks larger than 400 gal)  
Lifting lugs  
Intratank circulator  
(< 1000 gallon tank: 1/25 hp, 115V, 3/4 amp)  
(1000 gallon tank: 1/3 hp, 115V, 8 amp)  
Digital seven-day time clock with battery backup  
120V control circuit transformer (208V and 240V)  
NICKELSHIELD® element protection  
c See complete warranty and/or service policy for details  
PVI INDUSTRIES, LLC  
FORT WORTH, TEXAS 76111  
(800) 784-8326 (817) 335-9531 y www.pvi.com  
PVI reserves the right to change  
the design and specification  
without notice.  
PV 6010 07/07  
 

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