Advertisement
Electric Instantaneous Water Heaters
Thermostatic Triple Module Models (Three Phase)
Model
kW
Voltage AMPS
Number
Rating
EFT-18000-2-T-10 18.0 208y/120v 50.0
EFT-24000-2-T-10 24.0 208y/120v 67.0
EFT-18000-6-T-10 18.0 480y/277v 21.7
EFT-24000-6-T-10 24.0 480y/277v 28.9
EFT-32000-6-T-10 32.0 480y/277v 38.5
These models are not certified to be installed in Canada.
Fixture
Type
Flow
Rates
FLOW CHART
10
29.34kW
9
26.4kW
GPM
8
23.4kW
7
20.5kW
6
17.6kW
5
14.6kW
4
11.7kW
3
8.8kW
2
5.8kW
1
3.0kW
1
/
2
20˚F
Voltage Identification Code
For All Models
1
2
3
Voltage Code
Voltage
120
208
220
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
Delta Configuration
Requires: 3 Lives, 1 Ground (earth)
Three-Phase delta; Three-wire
Temperature Rise °F
1.5
2.0
2.5
3.0
3.5
GPM
GPM
GPM
GPM
GPM
82
61
49
41
35
—
82
65
54
47
82
61
49
41
35
—
82
65
54
47
—
—
87
73
62
SPEC OPTIONS:
S =
Sanitation 180°F
ML =
Multi-Lav temp
setting 105 to
110 - 0.5 turn on up
to 8 lavs
FS =
Factory Set
Typical Flow Rates in Gallons per Minute (gpm)
(ambient to 180°F)
Lavatory
Bathtub
Shower
Specifications:
Dimensions:
0.5
2.0-4.0
1.5-4.0
15
⁄
"x 12
⁄
1
1
4
4
Weight: 15 lbs.
Materials:
Cover: Enameled Steel.
Glass reinforced "UDEL†" Heater
Body and Ni Chrome Element
POWER REQUIRED-kW
Color: White
44kW
58.6kW
73.2kW
Element: Triple replaceable
cartridge inserts
39.5kW
52.7kW
65.9kW
Pipe-Fittings: 1/2" compression
35.1kW
49.9kW
58.6kW
at bottom of unit.
30.7kW
41kW
51.2kW
Operating Pressure: Min 25 PSI,
26.4kW
35.1kW
44kW
Max 150 PSI.
22kW
29kW
37kW
17.6kW
23.4kW
29kW
13.0kW
17.6kW
22kW
8.8kW
11.7kW
14.6kW
4.4kW
5.8kW
7.3kW
—
—
3.0kW
3.6kW
30˚F
40˚F
50˚F
Temperature Rise
Flow Rate, (GPM) =
4
5
6
7
8
240
277
480Y/277V
380
415
Rise in Temp. (°F) =
kW Rating =
Recommended
Please consult local codes for electrical requirements.
Wire Size
4.0
Additional voltages and wattages are available. For more
GPM
information please consult factory.
32
10 AWG
Refer to Voltage Identification Code Chart
41
10 AWG
and wiring diagram on page 5.
32
10 AWG
41
10 AWG
Multi-Outlet Three Phase Applications: Modular Hand
55
8 AWG
Washing, Multi-Shower, Restaurants, Beauty Salons.
Kitchen
Pantry
12
Sink
Sink
1.0-1.5
1.5-2.5
"x 4
⁄
"
1
4
4
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
1
8.8kW
10.2kW
11.7kW
13.0kW
2
4.4kW
5.1kW
5.8kW
6.5kW
3
60˚F
70˚F
80˚F
90˚F
4
5
- ˚F
6
7
FORMULAS
Example: ES-5500-4-S-10-S
8
The 4 in the model number indicates 240 volt.
kW rating x 6.83
Please be advised that the voltages listed in the Voltage Identification Code
rise in temp. (°F)
may not be available for all models.
kW rating x 6.83
Additional voltages and wattages are available. For more information please
rise in temp. (°F)
consult factory.
GPM x rise in temp.
6.83
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
5
Min Flow 0.7 GPM
Max Flow 4.0 GPM
1
15
4 "
Laundry
1
4 "
Dishwasher
Sink
2.5-3.0
1.0-3.0
1
4 "
7
OUTLET
INTLET
1
4 "
73.2kW
58.6kW
64.4kW
44kW
48.3kW
29.3kW
32.2kW
14.6kW
16.1kW
7.3kW
8kW
100˚F
110˚F
ELECTRICAL
SUPPLY
L1
N
L2
L3
Advertisement
