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Heavy Duty Electric continued.
RECOVERY CAPACITIES Recovery in U.S. Gallons/Hr. (GPH) and Liters/Hr. (LPH) at Various Temperature Rises
INPUT EQUIVALENT 40°F 50°F 60°F 70°F 80°F 90°F 100°F 110°F 120°F 130°F 140°F
KW BTU/HR. UNITS (22°C) (28°C) (33°C) (39°C) (45°C) (50°C) (56°C) (61°C) (67°C) (72°C) (78°C)
6 20,473 GPH 62 50 41 35 31 28 25 23 21 19 18
LPH 235 188 157 134 117 104 94 85 78 72 67
9 30,709 GPH 93 74 62 53 47 41 37 34 31 29 27
LPH 352 282 235 201 176 157 141 128 117 108 101
12 40,946 GPH 124 99 83 71 62 55 50 45 41 38 35
LPH 470 376 313 268 235 209 188 171 157 145 134
15 51,183 GPH 155 124 103 89 78 69 62 56 52 48 44
LPH 587 470 391 335 294 261 235 213 196 181 168
18 61,420 GPH 186 149 124 106 93 83 74 68 62 57 53
LPH 705 564 470 403 352 313 282 256 235 217 201
24 81,893 GPH 248 199 165 142 124 110 99 90 83 76 71
LPH 939 751 626 537 470 417 376 342 313 289 268
27 92,129 GPH 279 223 186 160 140 124 112 102 93 86 80
LPH 1057 845 705 604 528 470 423 384 352 325 302
30 102,366 GPH 310 248 207 177 155 138 124 113 103 95 89
LPH 1174 939 783 671 587 522 470 427 391 361 335
36 122,839 GPH 372 298 248 213 186 165 149 135 124 115 106
LPH 1409 1127 939 805 705 626 564 512 470 434 403
45 153,549 GPH 465 372 310 266 233 207 186 169 155 143 133
LPH 1761 1409 1174 1006 881 783 705 640 587 542 503
54 184,259 GPH 558 447 372 319 279 248 223 203 186 172 160
LPH 2114 1691 1409 1208 1057 939 845 769 705 650 604
81 276,388 GPH 838 670 558 479 419 372 335 305 279 258 239
LPH 3174 2540 2116 1814 1587 1410 1270 1154 1058 977 907
INPUT
KW
NO.
OF
ELE-
MENTS
ELE-
MENT
WAT-
TAGE
FULL LOAD CURRENT
IN AMPERES
208V
Phase
1 3
240V
Phase
1 3
277V
Phase
1
480V
Phase
1 3
IMMERSION THERMOSTATS
Number
of
Contactors
Number
of
Fuses
Staged T’Stats
No. of
T’Stats
KW Step
Size
Thermostat Staging –
On all immersion thermostat
models, 24kW and above
(18kW for 208V), additional
thermostats can be provided
so that the maximum element
input will not exceed 18kW -
27 kW per step. Temperature
differential between steps can
be set as desired.
Note: Thermostat staging
recommended on 81kW models.
No.
of
T’Stats
Number
of
Fuses
SURFACE MOUNTED
WATER TEMPERATURE RATINGS
Minimum Maximum High
Model
Tank Capacity
Thermostat Delivered Delivered Temperature
Number Gallons Liters Type Temperature Temperature Limit
ES50 50 189 Surface 90°F 160°F 180°F
32.2°C 71.1°C 82.2°C
ES85 85 322 Surface 120°F 160°F 190°F
48.8°C 71.1°C 87.8°C
ES120 119.9 454 Surface 120°F 160°F 190°F
48.8°C 71.1°C 87.8°C
E50 50 189 Immersion 90°F 190°F 200°F
32.2°C 87.8°C 93.3°C
E85 85 322 Immersion 90°F 190°F 200°F
32.2°C 87.8°C 93.3°C
E120 119.9 454 Immersion 90°F 190°F 200°F
32.2°C 87.8°C 93.3°C
N/A
ONE
T’STAT
STD.
6 3 2000 29 17 25 14 22 13 7 1 6 2 6 16
9 3 3000 43 25 38 22 33 19 11 1 6 2 6 19
12 3 4000 58 33 50 29 43 25 15 1 6 2 6 12
15 3 5000 72 42 63 36 54 31 18 1 6 2 6 15
18 3 6000 – – 75 43 65 38 22 1 6 2 6 18
18 6 3000 87 50 – – – – – 1 12 4 12 2 19
24 6 4000 116 67 100 58 87 50 29 1 12 4 12 2 12
27 6 4500 130 75 113 65 98 56 33 1 12 4 12 2 13.5
30 6 5000 144 84 125 73 108 63 36 1 12 4 12 2 15
36 6 6000 – – 150 87 130 75 43 1 12 4 12 2 18
36 9 4000 173 100 – – – – – 1 18 6 18 3 12
45 9 5000 217 125 188 109 163 94 54 1 18 6 18 3 15
54 9 6000 260 150 225 130 195 113 65 1 18 6 18 3 18
81 9 9000 – – – – – 169 98 – – – 18 3 27
ELECTRICAL CHARACTERISTICS