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 3∅ units)
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
PVI reserves the right to change
the design and specification
without notice.
PV 6010 07/07
Download from Www.Somanuals.com. All Manuals Search And Download.
|