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Rheem Ruud 120 Gallon Specification Sheet page 3

Heavy duty electric commercial water heaters 6 kw thru 81 kw

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Heavy Duty Electric continued.
MODEL NUMBERS
SURFACE MOUNTED THERMOSTATS
INPUT
Tank Capacity In Gallons
KW
50
6
ES50-6-G
9
ES50-9-G
12
ES50-12-G
15
ES50-15-G
18
ES50-18-G
24
ES50-24-G
27
ES50-27-G
30
ES50-30-G
36
ES50-36-G
45
ES50-45-G
54
ES50-54-G
81
N/A
• Fuse type –
the "G" in the model number represents Class G fuses.
• Thermostat staging –
with additional thermostat(s) for staging. Add "S" after fuse type designation. Recommended on 81kW models.
Example: E85-36-G becomes E85-36-GS.
• ASME construction –
Add "A" after capacity designation. Example: E85-36-G becomes E85A-36-G.
• UL Sanitation compliance –
ring seal kits. E(S)50 – AS38355, E(S)85 – AS38356, E(S)120 – AS38357.
• Solid state low water cut-off –
field installation (AP8408).
DIMENSIONAL INFORMATION
MODEL
NUMBER
UNITS
E(S)50
inches
mm
E(S)85
inches
mm
E(S)120
inches
mm
B
T&P
4
(121mm)
85
ES85-6-G
ES120-6-G
ES85-9-G
ES120-9-G
ES85-12-G
ES120-12-G
ES85-15-G
ES120-15-G
ES85-18-G
ES120-18-G
ES85-24-G
ES120-24-G
ES85-27-G
ES120-27-G
ES85-30-G
ES120-30-G
ES85-36-G
ES120-36-G
ES85-45-G
ES120-45-G
ES85-54-G
ES120-54-G
N/A
E models (Immersion thermostat) 24 kW and above (18 kW for 208V), may be ordered
E models (Immersion Thermostat) may be ordered with ASME certified construction.
all models are UL Sanitation (NSF5) compliant when equipped with the optional
E models (Immersion Thermostat) may be ordered with probe type cut-off for
All dimensions shown in English and Metric
A
B
43-5/8
26-1/4
36-1/4
1108
667
57-11/16
28-1/4
49-1/2
1465
718
67-5/8
30-1/4
58-3/4
1718
768
A
C
1
36
/
"
8
(917mm)
5"
3
/
"
4
(127mm)
IMMERSION THERMOSTATS
Tank Capacity In Gallons
120
50
E50-6-G
E50-9-G
E50-12-G
E50-15-G
E50-18-G
E50-24-G
E50-27-G
E50-30-G
E50-36-G
E50-45-G
E50-54-G
N/A
N/A
C
D
E
32
17-1/4
920
813
438
34
18-1/4
1258
864
464
36
19-1/4
1493
914
489
• System Sentinel –
D
1
1
/
"
2
HOT OUTLET
E
NIPPLE
SYSTEM SENTINEL
The minimum distance to provide
adequate clearance for protection of
combustible material is 0 inches from
AUTOMATIC
TEMPERATURE
jacket and 18 inches from access door.
CONTROL
However, additional clearance for
(IMMERSION ONLY)
accessibility to permit inspection and
1
1
/
"
2
COLD INLET
servicing such as removing heating
NIPPLE
elements or checking controls must be
provided. All models are approved for
installation on combustible flooring.
85
E85-6-G
E85-9-G
E85-12-G
E120-12-G
E85-15-G
E120-15-G
E85-18-G
E120-18-G
E85-24-G
E120-24-G
E85-27-G
E120-27-G
E85-30-G
E120-30-G
E85-36-G
E120-36-G
E85-45-G
E120-45-G
E85-54-G
E120-54-G
E85A-81-GS
E120A-81-GS
APPROX. SHIPPING
WEIGHT (LBS.)
STD.
ASME
270 lbs.
320 lbs.
122 kgs.
145 kgs.
350 lbs.
380 lbs.
159 kgs.
172 kgs.
430 lbs.
460 lbs.
185 kgs.
209 kgs.
all models employ a diagnostic panel
utilizing light emitting diodes (L.E.D.),
corresponding to the number and
location of each heating element.
L.E.D.'s are energized when the elec-
tric elements are operating. An unlit
L.E.D. pinpoints the exact location of
a non-functioning element, making
element operation diagnosis simple
and positive.
120
E120-6-G
E120-9-G

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