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ELECTRICAL CONNECTIONS
BEFORE BEGINNING ANY WORK ON THE ELECTRICAL INSTALLATION BE SURE
THAT THE CIRCUIT BREAKER IS IN THE "OFF" POSITION TO AVOID ANY
DANGER OF ELECTRICAL SHOCK.
This water heating must have its own independent circuit using
insulated, UL listed, 3 wire cable of the appropriate size suitable
for use up to 75°C protected by the correctly rated circuit breaker.
RATINGS OF ''SINGLE POINT " MODELS
MODEL
VOLTS*
OUTPUT CURRENT
kW
ES-2400-1-S-10
120
2.4
ES-3000-1-S-10
120
3.0
ES-3500-1-S-10
120
3.5
ES-3000-2-S-10
208
3.0
ES-4100-2-S-10
208
4.1
ES-3000-5-S-10
277
3.0
ES-4100-5-S-10
277
4.1
ES-3500-4-S-10
240
3.5
ES-5500-4-S-10
240
5.5
* Units must be installed at rated voltage ONLY
THIS HEATER MUST BE INSTALLED ONLY IN A VERTICAL POSITION
WITH THE INLET AND OUTLET AT THE TOP
Unit must be properly grounded to the "GND" location on the terminal block.
Failure to ground the system may result in serious injury or loss of life
Wire entry into the unit should be made through the lower right hand corner of the
backplate via one of the two "knockout" holes provided.
The "mains" wires should be connected to the slots in the terminal block marked
L1 and L2 (N). The ground lead must be connected to the slot marked
Failure to ground the system may result in death or serious injury.
This water heater must not be switched "on" if there is a possibility that
the water in the heater is frozen
WARNING
TEMPERATURE RISE
AMPS
0.5 gpm
0.6 gpm
20
33
-
25
41
34
29.2
48
40
14.4
41
34
19.7
56
47
10.8
41
34
14.8
56
47
14.6
48
40
22
75
63
WARNING
WARNING
WIRE ENTRY
EITHER THROUGH
REAR OR
BOTTOM
0
F
KNOCK-OUTS
0.7 gpm
-
29
TO APPROPRIATE
34
SIZE BREAKER
29
40
29
40
34
54
APPROPRIATE
GAUGE COPPER
WIRE (2 conductors
1 ground)
ECO – AUTO
RESETTING HIGH
TEMPERATURE CUT-
OUT
MOUNTING HOLES
UP
INSTALL
THIS WAY UP
ONLY !
relay
4
inches
1/4
8 inches
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