A.O. Smith PROMAX SL RXLD-52 Specification Sheet
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A.O. Smith PROMAX SL RXLD-52 Specification Sheet

A.O. Smith PROMAX SL RXLD-52 Specification Sheet

Circulating loop heat exchangers
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CIRCULATING LOOP HEAT EXCHANGERS

The ProMax® XL circulating loop heat exchanger is designed specifically for
installation with A.O. Smith ProMax® SL (Side Loop) gas water heaters.
The combination of a ProMax SL water heater and ProMax XL heat exchanger
provides domestic hot water, and an isolated source of hot water for radiant
floor heating, hydronic air handlers and other closed loop applications.

OUTPUT OPTIONS

■
28,000 BTU (RXLD-28 and RXLS-28)
■
52,000 BTU (RXLD-52 and RXLS-52)

COMPACT, EFFICIENT, BRAZED PLATE HEAT EXCHANGER

UP TO 60% smaller than traditional shell & tube and coaxial heat exchangers
■

SINGLE OR DOUBLE-WALL DESIGN

■
Double-wall construction for applications requiring double isolation between fluid streams

AUXILIARY CONNECTIONS EXPAND OPTIONS

Plugged connections can be used as installation points for thermowells, a drain or for flushing
■
heat exchanger
■
Connections located on front of heat exchanger, common to primary side of heat exchanger

115V/60Hz PUMP

Control relay (24 volt coil) located inside wiring junction box
■

PROMAX SL GAS WATER HEATER OPTIONS

■
Standard Vent
Direct Vent
■
Power Vent
■
■
Power Direct-Vent

STANDARDS

All components UL Listed
■

1-YEAR LIMITED WARRANTY

■
For complete information, consult written warranty or contact A.O. Smith Water Heaters
June 2010R
Residential Heating
®
Page 1 of 2
ARGSS00307
AOSRG46600

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Summary of Contents for A.O. Smith PROMAX SL RXLD-52

  • Page 1 ■ Power Vent ■ ■ Power Direct-Vent STANDARDS All components UL Listed ■ 1-YEAR LIMITED WARRANTY ■ For complete information, consult written warranty or contact A.O. Smith Water Heaters June 2010R Residential Heating ® Page 1 of 2 ARGSS00307 AOSRG46600...
  • Page 2 52,000 RXLS-52 HEAT EXCHANGER PRESSURE DROP For Secondary Loop Flow Calculations For Technical Information and Automated Fax Service, call 800-527-1953. A.O. Smith Corporation reserves the right to make product changes or improvements without prior notice. June 2010R www.hotwater.com Residential Heating ®...

This manual is also suitable for:

Promax sl rxld-28Promax sl rxls-52Promax sl rxls-28

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