Installation
7
Tronic 3000 – 6 721 803 545 (2020/02)
3.3
Technical Information
Table 3
Technical data and temperature rise information
The temperature rises are based on the higher voltage values
(i.e. 240 and 120)
:
lower voltages will cause a lower
temperature rise.
To operate correctly the unit needs the following running water
pressures:
Table 4
Water pressure requirements
4
Installation
DANGER:
Risk of electric shock!
▶ For safety reasons, disconnect the power supply to the
heater before any service or testing is performed.
WARNING:
▶ This heater must be electrically grounded in accordance
with the most recent edition of the National Electrical Code.
NFPA 70. In Canada, all electrical wiring to the heater must
be in accordance with local codes and the Canadian
Electrical Code, CSA C22.1 Part 1.
4.1
Install Location
NOTICE:
Appliance damage!
▶ The water heater must be mounted on a vertical wall or
surface and positioned with water and power connections
shown in Fig. 13.
Protection areas 1 and 2
▶ Do not install the heater in protection areas 1 and 2
(
Fig. 4).
Model
Volts
Amps
1)
1) Current draw for maximum voltage
Element
Resistance
Loading (watts)
Temperature Rise (deg F) at Flow rate (GPM)
For high Rated Power
Low
High
0.3
GPM
0.4
GPM
0.5
GPM
0.75
GPM
1.0
GPM
1.5
GPM
2.0
GPM
2.5
GPM
US3-2R 110-120
15
1x8
1513 - 1800
41
31
24
16
12
8
6
5
US3-2R 110-120
30
2x8
3025 - 3600
82
61
49
33
24
16
12
10
US4-2R 208-240
9
1x25
1891 - 2250
2)
2) Value is below the activation flow.
38
31
20
15
10
8
6
US4-2R 208-240
19
2x25
3781 - 4500
76
61
41
31
20
15
12
US7-2R 208-240
15
1x16
3025 - 3600
33
24
16
12
10
US7-2R 208-240
30
2x16
6050 - 7200
65
49
33
24
20
US9-2R 208-240
20
1x12
3576 - 4760
43
32
22
16
13
US9-2R 208-240
40
2x12
7151 - 9521
86
65
43
32
26
Model
Running pressures
US 3
Minimum: 25 psi (1,7 bar)
US 4/7/9
Minimum: 10 psi (0,7 bar)
All models
Maximum: 150 psi (10,3 bar)
