Single Phase Heaters, 120 thru 600 Volt AC
Single phase heaters are available from 120, 208, 240, 277, 440, 460, 480 thru 600 V AC.
STAGING & SEQUENCING are based on the number of elements in a Heater. Use the first chart shown to determine the number of elements in the Heater to be staged or sequenced. The next chart shows the staging increments offered.
[Over 4 stages - contact factory]
| SINGLE PHASE | SINGLE PHASE | ||
|
KW @ 120V |
Elements |
KW @ 277V |
Elements @ 277V |
|
.5 - 3.0 |
(1) |
.5 - 5.5 |
(1) |
|
3.5 - 4.8 |
(2) |
5.6 - 11.0 |
(2) |
| Number of Elements | Two Staging Increments | THREE STAGING Increments | FOUR STAGING Increments |
|
1 |
1/2,1/2 |
1/3,1/3,1/3 |
1/4,1/4,1/4,1/4 |
|
2 |
1/2,1/2 |
1/3,1/3,1/3 |
1/4,1/4,1/4,1/4 |
| SINGLE PHASE | SINGLE PHASE | ||
|
KW @ 208V |
Number of Elements @ 208V |
KW @ 240V |
Number of Elements @ 240V |
|
.5 - 5 |
(1) |
.5- 6 |
(1) |
|
6 - 10 |
(2) |
7 - 11.5 |
(2) |
|
11 - 15 |
(3) |
12 - 17.25 |
(3) |
|
16 - 20 |
(4) |
18 - 23 |
(4) |
|
21 - 29.4 |
(6) |
24 - 34.5 |
(6) |
|
30 - 34.5 |
(8) |
||
| No. of Elements Standard |
2 Staging Increments | 3 Staging Increments | 4 Staging Increments |
|
1 |
1/2, 1/2 |
1/3,1/3,1/3 |
1/4,1/4,1/4,1/4 |
|
2 |
1/2, 1/2 |
1/3,1/3,1/3 |
1/4,1/4,1/4,1/4 |
|
3 |
1/3, 2/3 |
1/3,1/3,1/3 |
1/4,1/4,1/4,1/4 |
|
3 |
2/3, 1/3 |
||
|
3 |
1/2, 1/2 |
||
|
4 |
1/2, 1/2 |
1/4,1/4,1/2 |
1/4,1/4,1/4,1/4 |
|
4 |
1/4,1/2,1/4 |
||
|
4 |
1/2,1/4,1/4 |
||
|
6 |
1/2, 1/2 |
1/3,1/3,1/3 |
1/3,1/3,1/6,1/6 |
|
8 |
1/2, 1/2 |
1/4,1/4,1/2 |
1/4,1/4,1/4,1/4 |