DTH Electric Boilers USE & CARE MANUAL
(Revision June 2014)
, Page
3.
Table 3: Electric Ratings for 600 VAC (3 phases) Electric Boilers:
Model
P
Kw
Current
Amp
Élements
(347V)
Stages
Aquastats
Lights
Power
contactors
Secondary
contactors
Sequencers
DTH 45
45
43
9 X 5KW
3
3
3
2
3
1
DTH 54
54
52
9 X 6KW
3
3
3
2
3
1
DTH 60
60
58
12 X 5KW
4
4
4
2
4
1
DTH 72
72
69
12 X 6KW
4
4
4
2
4
1
DTH 78
78
75
12 X 5KW
3 X 6KW
5
5
5
3
5
2
DTH 90
90
87
15 X 6KW
5
5
5
3
5
2
DTH 99
99
95
9 X 5KW
9 X 6KW
6
6
6
3
6
2
DTH 102
102
98
12 x 6KW
6 x 5Kw
6
6
6
3
6
2
DTH 108
108
104
18 x 6 KW
6
6
6
3
6
2
DTH 120
120
115
24 X 5KW
8
8
8
4
8
3
DTH 132
132
127
12 X 5KW
12 X 6KW
8
8
8
4
8
3
DTH 144
144
139
24 X 6KW
8
8
8
4
8
3
Table 4: Connections sizes & Boiler overall dimensions
Connections sizes
Boiler overall dimensions
Boiler inlet
2 “ NPT M
Height
33 po
Boiler outlet
2 “ NPT M
Depth
46 po
Waterworks
1/2 “ NPT M
Width
22 po
Safety valve
3/4 “ NPT F
Shipping weight
395lbs
Drain valve
3/4 “ NPT M
Volume
35.6 Gal US.
Operating temperature : from 50°F to 190°F.;
Maximum operating pressure:
Models at 480 & 600V :
45 to 72 kW : 30 psi. or 60psi
(See boiler identification plate)
78 to144kW :: 60psi
Models at 240V/1ph :
42 & 48kW : 30 psi ou 60lpsi
(See boiler identification plate)
54 to 96kW : 60 psi
