Product Manual

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4
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TECHNICAL DATA
Model iE-11 iE-15B iE-15A iE-18 iE-21 iE-24 iE-27
Phase
1 1 1 1 1 1 1
Voltage V
240 240 240 240 240 240 240
Wattage kW
11 15 15 18 21 24 27
Max. Amp. Load A
50 63 63 75 88 100 113
Min. Required Circuit Breaker A
60 80 2 X 40 2x50 3 X 40 3 X 40 3 X 50
Min. Wire Size AWG Cooper
8 6 2 X 8 2 X 8 3 X 8 3 X 8 3 X 8
Min. Water Flow To Activate
GPM / L/min.
0.53 / 2 0.85 / 3.2 0.85 / 3.2 0.85 / 3.2 0.85 / 3.2 0.85 / 3.2
Weight lbs.
7 11 11 11 12 12 12
Product Dimensions Inches
17.3x10.9x3.5
Water Connections NPT
1/2” 3/4” 3/4” 3/4” 3/4” 3/4” 3/4”
Note: *suitable recognized strain relief means shall be provided when the product installed.
ELECTRICAL DIAGRAM CONTINUES...
MODEL iE-21 iE-24 iE-27
L1
L1'
L1"
T1
T2
T3
R1
R2
R3
L2"
E
THERMAL CUT-OUT 90
CONTROL
SYSTEM
DISPLAY
SCREEN
INLET TEMP.SENSOR
FLOWMETER
OUTLET TEMP.SENSOR
REMARK: J:RELAY R:HEATING SYSTEM T:TRIAC
L2
L2'