STIEBEL ELTRON DHC-E 20, DHC-E 30 Installation Instructions Manual
8784.01
°C
Power
DHC-E 20, DHC-E 30
English
DHC-E TANKLESS ELECTRIC WATER HEATERS
INSTALLATION INSTRUCTIONS FOR THE LICENSED
PLUMBER AND ELECTRICIAN
248510
English Table of contents
Temperature increase above ambient
water temperature 2
General 6
Mounting the unit 6
Water connections 6
Electrical connections 7
Putting the water heater into operation 7
Normal maintenance 7
Technical Data 7
Troubleshooting 8
Spare parts 8
Warranty 8
– 2 –
English
Español
Maximum temperature increase above ambient water temperature
Aumento máximo de temperatura del aqua fría entrante
Table 1
DHC-E 20 @ 208 V
14.4 1.51 1.82 2.18 2.72 3.63 5.45
@ 220 - 240 V
19.2 2.02 2.42 2.91 3.63 4.84
39 °F 50 °F 59 °F 68 °F 77 °F 86 °F 95 °F 104 °F
DHC-E 30
@ 208 V 21.6 2.27 2.72 3.27 4.09 5.45
@ 220 - 240 V
28.8 3.03 3.63 4.36 5.45
105 °F Warm water outlet temperature
105 °F Temperatura del aqua caliente
Warm water flow rate [ GPM ]
Flujo de aqua caliente [ GPM ]
Cold water inlet
temperature
aqua fría temperatura de entrada
Type / Tipo kW
DHC-E 20 @ 208 V
14.4 5.73 6.87 8.25 10.31 13.75 20.62
@ 220 - 240 V
19.2 7.64 9.16 11.00 13.75 18.33
4 °C 10 °C 15 °C 20 °C 25 °C 30 °C 35 °C 40 °C
DHC-E 30
@ 208 V 21.6 8.59 10.31 12.37 15.47 20.62
@ 220 - 240 V
28.8 11.46 13.75 16.50 20.62
40 °C Warm water outlet temperature
40 °C Temperatura del aqua caliente
Warm water flow rate [ l/min ]
Flujo de aqua caliente [ l/min ]
Cold water inlet
temperature
aqua fría temperatura de entrada
Type / Tipo kW
DHC-E 20 @ 208 V
14.4 1.33 1.56 1.82 2.18 2.72 3.63 5.45
@ 220 - 240 V
19.2 1.77 2.08 2.42 2.91 3.63 4.84
39 °F 50 °F 59 °F 68 °F 77 °F 86 °F 95 °F 104 °F
DHC-E 30
@ 208 V 21.6 1.99 2.33 2.72 3.27 4.09 5.45
@ 220 - 240 V
28.8 2.66 3.11 3.63 4.36 5.45
113 °F Warm water outlet temperature
113 °F Temperatura del aqua caliente
Warm water flow rate [ GPM ]
Flujo de aqua caliente [ GPM ]
Cold water inlet
temperature
aqua fría temperatura de entrada
Type / Tipo kW
DHC-E 20 @ 208 V
14.4 5.03 5.89 6.87 8.25 10.31 13.75 20.62
@ 220 - 240 V
19.2 6.71 7.86 9.16 11.00 13.75 18.33
4 °C 10 °C 15 °C 20 °C 25 °C 30 °C 35 °C 40 °C
DHC-E 30
@ 208 V 21.6 7.54 8.84 10.31 12.37 15.47 20.62
@ 220 - 240 V
28.8 10.06 11.78 13.75 16.50 20.62
45 °C Warm water outlet temperature
45 °C Temperatura del aqua caliente
Warm water flow rate [ l/min ]
Flujo de aqua caliente [ l/min ]
Cold water inlet
temperature
aqua fría temperatura de entrada
Type / Tipo kW
DHC-E 20 @ 208 V
14.4 1.14 1.30 1.47 1.70 2.02 2.48 3.20 4.54
@ 220 - 240 V
19.2 1.51 1.73 1.96 2.27 2.69 3.30 4.27 6.05
39 °F 50 °F 59 °F 68 °F 77 °F 86 °F 95 °F 104 °F
DHC-E 30
@ 208 V 21.6 1.70 1.95 2.21 2.55 3.03 3.71 4.81
@ 220 - 240 V
28.8 2.27 2.59 2.94 3.41 4.04 4.95 6.41
125.6 °F Warm water outlet temperature
125.6 °F Temperatura del aqua caliente
Warm water flow rate [ GPM ]
Flujo de aqua caliente [ GPM ]
Cold water inlet
temperature
aqua fría temperatura de entrada
Type / Tipo kW
DHC-E 20 @ 208 V
14.4 4.30 4.91 5.57 6.44 7.64 9.37 12.13 17.18
@ 220 - 240 V
19.2 5.73 6.55 7.43 8.59 10.18 12.50 16.17 22.91
4 °C 10 °C 15 °C 20 °C 25 °C 30 °C 35 °C 40 °C
DHC-E 30
@ 208 V 21.6 6.44 7.36 8.36 9.67 11.46 14.06 18.19
@ 220 - 240 V
28.8 8.59 9.82 11.15 12.89 15.27 18.75 24.26
52 °C Warm water outlet temperature
52 °C Temperatura del aqua caliente
Warm water flow rate [ l/min ]
Flujo de aqua caliente [ l/min ]
Cold water inlet
temperature
aqua fría temperatura de entrada
Type / Tipo kW
– 3 –
°C
Power
3/4”
NPT
3/4”
NPT
8785.01
8786.01
[ inch (mm) ]
[ pouse (mm) ]
14
4
/8 (367)
1
5
/8 (42)
12 2/8 (310)
2 (50)
2 4/8 (65)
4 (102)
4
5
/8 (116)21 6/8 (552)
DHC-E 20 DHC-E 30
B
A
10
°C
Power
°C
Power
1
2
3
4
5
6
7
2
9
8
15 6/8 (400)
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