Specifications – Carbolite STF Series User Manual
Page 17
STF 14-16
LMF08 – 1.13
17
7.7 Power Settings
The power limit settings (parameter
OP.Hi
) for the STF models on various supply voltages are as
follows. The figures represent the maximum percentage of time that controlled power is supplied
to the elements. Do not attempt to “improve performance” by setting a value higher than the
correct one from the table.
Single phase
2-phase+N
3-phase delta
Model
Volts: 220V
230V
240V
380V
400V
415V
220V
230V
240V
STF 14/--/180
-
45
41
-
-
-
-
-
-
STF 14/--/450
74
68
62
53
48
44
-
-
-
STF 14/--/610
71
65
60
71
65
60
-
-
-
STF 15/--/180
49
45
41
-
-
-
-
-
-
STF 15/--/450
64
59
54
64
59
54
-
-
-
STF 15/--/450 *
82
75
69
59
54
49
STF 15/--/610
78
71
65
78
71
65
-
-
-
STF 16/--/180
38
35
32
-
-
-
-
-
-
STF 16/--/450
51
47
43
51
47
43
30
28
25
STF 16/--/610
63
57
53
63
57
53
28
29
27
* 5000W model up to late 2000.
8.0 S
PECIFICATIONS
Carbolite reserves the right to change specifications without notice
.
8.1 Models Covered by this Manual
MODEL
Max.
Temp.
Max.
Power
Work
Tube
Bore
1
Work
Tube
Length
Heated
Length
Net
Weight
2
(°C)
(kW)
(mm)
(mm)
(mm)
(kg)
Tube furnaces heated by Silicon Carbide elements
STF 14/--/180
1400°C
1.1
25-50
600-900
180
22
STF 14/--/450
1400°C
4.5
25-75
900-1200
450
35
STF 14/--/610
1400°C
5.5
25-75
1200-1500
610
40
STF 15/--/180
1500°C
1.5
25-50
600-900
180
22
STF 15/--/450
1500°C
5.5
25-75
900-1200
450
35
STF 15/--/610
1500°C
6.0
25-75
1200-1500
610
40
STF 16/--/180
1600°C
2.5
25-75
600-900
180
22
STF 16/--/450
1600°C
6.0
25-75
900-1200
450
35
STF 16/--/610
1600°C
7.0
25-75
1200-1500
610
40
note 1:
Standard tube internal diameters of 25, 50 and 75 are available;
intermediate tube sizes can also be fitted.
note 2:
Weights are approximate for horizontal models and do not include fittings
or vertical stands.