A.O. Smith 3400 - Manual (Page 8)

8
MODELS
(XB)
INPUT
MBH
GROSS
OUTPUT MBH
(NOTE 1)
NET I=B=R RATINGS WATER MBH
(NOTE 2)
MAX MIN
1000 920 100 856 744
1300 1300 130 1209 1051
1700 1700 170 1581 1375
2000 2000 100 1860 1617
2600 2600 130 2418 2103
3400 3400 212 3162 2750
RATINGS
TABLE 4. IBR RATINGS
Notes:
1. The ratings are based on standard test procedures prescribed by the United States Department of Energy.
2. Net I=B=R ratings are based on net installed radiation of sufficient quantity for the requirements of the building and nothing need
be added for normal piping and pickup. Ratings are based on a piping and pickup allowance of 1.15.
3. Ratings have been confirmed by the Hydronics Institute, Section of AHRI.
MODELS
(XB)
SUPPLY VOLTAGE
(VOLTS)
FREQUENCY
(HZ)
CURRENT (AMPS)
ELECTRICAL NOTES
WITH
PUMP
W/O
PUMP
1000 120 60 30 15 A dedicated, single phase, 30 amp circuit
breaker with a grounded neutral should be
provided to supply power to the boiler.
1300 120 60 30 15
1700 120 60 30 15
2000 120 60 60 30 A dedicated, single phase, 60 amp circuit
breaker with a grounded neutral should be
provided to supply power to the boiler.
2600 120 60 60 30
3400 120 60 60 30
ELECTRICAL REQUIREMENTS
TABLE 5. ELECTRICAL REQUIREMENTS