A.O. Smith EES Vertical Electric Water Heaters Series
A.O. Smith EES Vertical Electric Water Heaters Series
A.O. Smith EES Series Vertical Electric Water Heaters for Residential and Small Commercial Use
The A.O. Smith EES Series is a range of vertical electric water heaters designed for residential and small commercial applications. This series offers six models: EES 30, EES 40, EES 52, EES 66, EES 80, and EES 120, with capacities ranging from 115 to 450 liters.
Key Features:
- Output: All models provide a consistent 3.0 kW electrical power output.
- Heating Elements: Each unit is equipped with two replaceable Incoloy-sheathed elements.
- Temperature Control: Individual control thermostats for each element, adjustable from 43°C to 77°C.
- Safety Features: Includes a safety thermostat with manual reset button and dry fire protection.
- Power Management: An automatic switch regulates one of the elements to transfer a maximum of 3 kW.
- Corrosion Prevention: Features PermaGlas Ultra Coat second-generation glass-coating and a replaceable magnesium anode.
- Voltage: Operates on 240V (-15%/+10%) at 50Hz (+/-1Hz).
- Amperage: All models have an amperage range of 11-13A.
Model Specifics:
- EES 30: 115L capacity, 930mm height, Ø520mm diameter
- EES 40: 155L capacity, 1110mm height, Ø520mm diameter
- EES 52: 190L capacity, 1370mm height, Ø520mm diameter
- EES 66: 250L capacity, 1530mm height, Ø560mm diameter
- EES 80: 300L capacity, 1540mm height, Ø610mm diameter
- EES 120: 450L capacity, 1620mm height, Ø710mm diameter
Performance:
- Heating-up times (for T=50°C) range from 134 minutes for the EES 30 to 523 minutes for the EES 120.
- Draw-off capacities vary based on temperature settings and time intervals.
- Continuous flow rates at different temperature rises are consistent across all models.
Energy Efficiency:
- Models EES 30 to EES 66 have a C energy rating, while EES 80 and EES 120 have a D rating.
- Efficiency percentages range from 37% to 39% across the series.
- Load profiles are L for smaller models and XL for larger ones.
Installation:
- All models feature a standardized 110mm height for water connections, ensuring ease of installation across the range.
A.O. Smith EES Series Specifications
|
Specification |
EES 30 |
EES 40 |
EES 52 |
EES 66 |
EES 80 |
EES 120 |
|
Capacity (l) |
115 |
155 |
190 |
250 |
300 |
450 |
|
Electrical power consumption (kW) |
3.0 |
3.0 |
3.0 |
3.0 |
3.0 |
3.0 |
|
Amperage (A) |
11-13 |
11-13 |
11-13 |
11-13 |
11-13 |
11-13 |
|
Number of electrical elements |
2 |
2 |
2 |
2 |
2 |
2 |
|
Supply voltage |
240(-15%/+10%)/50Hz (+/-1Hz) |
240(-15%/+10%)/50Hz (+/-1Hz) |
240(-15%/+10%)/50Hz (+/-1Hz) |
240(-15%/+10%)/50Hz (+/-1Hz) |
240(-15%/+10%)/50Hz (+/-1Hz) |
240(-15%/+10%)/50Hz (+/-1Hz) |
|
Max. temperature setting (°C) |
77 |
77 |
77 |
77 |
77 |
77 |
|
Heating-up time (T=50°C) (min) |
134 |
180 |
221 |
291 |
349 |
523 |
|
Height (mm) |
930 |
1110 |
1370 |
1530 |
1540 |
1620 |
|
Diameter (mm) |
Ø 520 |
Ø 520 |
Ø 520 |
Ø 560 |
Ø 610 |
Ø 710 |
|
Height of water connection (mm) |
110 |
110 |
110 |
110 |
110 |
110 |
|
Load profile |
L |
L |
XL |
XL |
XL |
XL |
|
Energy labelling |
C |
C |
C |
C |
D |
D |
|
Efficiency (%) |
39 |
38 |
38 |
38 |
37 |
37 |
The A.O. Smith EES Series offers a versatile range of electric water heaters suitable for various residential and small commercial needs, combining efficient performance with safety features and corrosion prevention technology.
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