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Electric Instantaneous Water Heaters
Suggested Specification:
Instantaneous Water Heater shall be a Bradford White Model __________ with __________kW, _________vac ______________
to heat ________GPM @ a temperature rise of __________ degrees F. Unit shall have ABS UL 94 Vo rated cover. Heater body
and element shall be glass reinforced UDEL.† Element shall be replaceable cartridge insert. Unit shall have a replaceable
filter in the inlet connector. Element shall be iron free, nickel-chrome material. Heater shall be fitted with 1/2" compression
nuts and sleeves to eliminate need for soldering. Maximum operating pressure of 150 psi. Hot water storage tanks
prohibited. Unit shall be Bradford White or approved equal.
Note: All models are Single Phase except the Thermostatic Three Phase (3 Module) Models.
Kwickshot models are not recommended for Space Heating Applications.
No chemicals shall be added to the Kwickshot models: Potable Water Only.
U.S. Patent No.'s: 4,762,980 and 4,960,976
UL Patent #'s 4,762,980 and 4,960,976.
UL Listed: E197168
- Only for 240 Volt and below Single Phase Models
Fixture
Type
Flow
Rates
FLOW CHART
10
9
GPM
8
7
6
5
4
3
2
1
1
/
2
Electrical Configurations and Requirements for Bradford White Three Phase Tankless Water Heaters.
All Bradford White three-phase units are custom made to order and as such are, non-returnable and non-refundable. We urge you therfore to check your
electrical supply, making sure all criteria for operating your Bradford White water heaters are met, especially that a neutral line is available for all 480Y/277V volt units.
Bradford White 208/120 Three Phase Units
For U.S. and Canada field service, contact your professional installer or local Bradford White sales representative.
Delta Configuration
Sales 800-523-2931 Fax 215-641-1670 / Technical Support 800-334-3393 Fax 269-795-1089 Warranty 800-531-2111 Fax 269-795-1089
Requires: 3 Lives, 1 Ground (earth)
Three-Phase delta; Three-wire
217-B-1108-A
Typical Flow Rates in Gallons per Minute (gpm)
Lavatory
Bathtub
Shower
0.5
2.0-4.0
1.5-4.0
POWER REQUIRED-kW
29.34kW
44kW
58.6kW
73.2kW
26.4kW
39.5kW
52.7kW
65.9kW
23.4kW
35.1kW
49.9kW
58.6kW
20.5kW
30.7kW
41kW
51.2kW
17.6kW
26.4kW
35.1kW
44kW
14.6kW
22kW
29kW
37kW
11.7kW
17.6kW
23.4kW
29kW
8.8kW
13.0kW
17.6kW
22kW
5.8kW
8.8kW
11.7kW
14.6kW
3.0kW
4.4kW
5.8kW
7.3kW
—
—
3.0kW
3.6kW
20˚F
30˚F
40˚F
50˚F
Temperature Rise
Flow Rate, (GPM) =
Rise in Temp. (°F) =
kW Rating =
International: Telephone 215-641-9400 Telefax 215-641-9750 / www.bradfordwhite.com
Sales / Technical Support 866-690-0961 / 905-238-0100 Fax 905-238-0105 / www.bradfordwhite.com
©2008, Bradford White Corporation. All rights reserved.
Kitchen
Pantry
Sink
Sink
1.0-1.5
1.5-2.5
82kW
70.3kW
82kW
61.5kW
71.5kW
79kW
52.7kW
61.5kW
70.3kW
79kW
44kW
51.2kW
58.6kW
65.9kW
35.1kW
41kW
46.9kW
52.7kW
26.4kW
30.7kW
35.1kW
39.5kW
17.6kW
20.5kW
23.4kW
26.4kW
8.8kW
10.2kW
11.7kW
13.0kW
4.4kW
5.1kW
5.8kW
6.5kW
60˚F
70˚F
80˚F
90˚F
- ˚F
FORMULAS
kW rating x 6.83
rise in temp. (°F)
kW rating x 6.83
rise in temp. (°F)
GPM x rise in temp.
6.83
Ambler, PA
L1
Bradford White 480Y/277V Three Phase Units
Star Configuration
Requires: 3 Lives, 1 Neutral and
1 Ground
L2
Three-Phase star; Four-wire; non-earthed neutral
L3
Laundry
Dishwasher
Sink
2.5-3.0
1.0-3.0
73.2kW
58.6kW
64.4kW
44kW
48.3kW
29.3kW
32.2kW
14.6kW
16.1kW
7.3kW
8kW
100˚F
110˚F
Printed in U.S.A.
L1
N
L2
L3
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