Commercial Electric Water Heaters
®
August 2009R
PG 2 OF 4
www.hotwater.com
AOSCE15700
POWER-CIRCUIT FUSING FOR SYSTEM PROTECTION
Safeguards elements and contactors from short circuits, overloading and line surges
Required by National Electric Code and UL when current draw exceeds 120 A
ALL STAINLESS STEEL JACKET
Cleans easily, corrosion resistant, hinged for easy serviceability
Standard on CMC models, optional on SU models
GLASS-LINED TANK, ASME TANK CONSTRUCTION
Specifi cally developed for high-temperature water heater use
Provides long-lasting protection against corrosion
Equipped with anode rod for additional corrosion protection
Stainless steel tank on deionized models
MAXIMUM HYDROSTATIC WORKING PRESSURE: 150 PSI
CSA CERTIFIED AND ASME RATED T&P RELIEF VALVE
MEETS OR EXCEEDS THE THERMAL EFFICIENCY AND/OR
STANDBY LOSS REQUIREMENTS OF THE U.S. DEPARTMENT
OF ENERGY AND CURRENT EDITION ASHRAE/IESNA 90.1
THREE-YEAR LIMITED TANK WARRANTY
For complete information, consult written warranty or contact A. O. Smith
OTHER DURA-POWER CMC AND SU SERIES STANDARD FEATURES:
SIMPLIFIED, COLOR-CODED CIRCUITRY FOR EASE OF SERVICE
CSA CERTIFIED AND ASME RATED T&P RELIEF VALVE
PRESSURE REDUCING VALVE WITH BYPASS CHECK AND STRAINER
TEMPERATURE/PRESSURE
GAUGES
OTHER DURA-POWER CMC AND SU SERIES OPTIONS:
STAINLESS STEEL TANK
U
For deionized water
LOW-WATER
CUTOFF
U
Probe-type electric low-water cutoff
U
Prevents energizing of elements when low-water condition exists (automatic reset)
UNDERCOUNTER MOUNTING PAN FOR CMC MODELS
DUAL INDICATING/PILOT LIGHTS AND SWITCH
U
Lights indicate when elements are on, switch gives positive on-off control of control circuit
SHOCK ABSORBER REDUCES WATER HAMMER
July 2011R
