Muffle furnaces Nabertherm LT 5 / 11HA – LT 15 / 11HA with integrated air circulation ensure optimal heat distribution in the furnace chamber and heat transfer to the charge. This valuable effect not only improves the accuracy of your results – it is also an important quality factor, especially when good temperature uniformity is required in the lower temperature range.
- Maximum temperature 1100 ° C;
- Heating of the muffle from 4 sides;
- Furnace space with inserted ceramic muffle, high resistance to aggressive gases and vapors;
- Muffle furnace body made of structured stainless steel sheets;
- Muffle furnaces are available as an option with either a hinged door (L), which can be used as an additional loading and unloading area, or a lifting door (LT), with the hot side facing away from the operator;
- Adjustable intake air opening in the muffle furnace door;
- Exhaust hole in the rear wall of the furnace;
- Quiet operation of the furnace heating system with semiconductor relays.
Additional equipment for muffle furnaces:
- Chimney, chimney with fan or catalytic converter;
- Adjustable temperature limiter with adjustable shutdown temperature for thermal protection class 2 according to EN 60519-2 as overheating protection for ovens and products;
- Shielding gas supply at the rear of the furnace;
- Manual or automatic gas supply system.
| Technical characteristics of muffle furnaces Nabertherm | ||||||||||||
| Furnace model | T max , ° C | Internal dimensions, mm | Volume, l | External dimensions, mm | power, kWt | Power supply | Weight, kg | Minutes to T max | ||||
| Sh | D | IN | Sh | D | IN | |||||||
| L 9/11 / SKM | 1100 | 230 | 240 | 170 | nine | 480 | 550 | 570 | 3.0 | 1-phase | fifty | 90 |
| LT 9/11 / SKM | 1100 | 230 | 240 | 170 | nine | 480 | 550 | 570 + 290 * | 3.0 | 1-phase | fifty | 90 |
| * incl. open lift door. | ||||||||||||
Controller B410
– Easy to install the program
– Black and white LC screen, high contrast
– Display text messages (2 lines)
– Input data with 4 keys (on/off/pause, menu, back, info)
– Stores 5 programs, each program can be adjusted in 4 steps
– Step of temperature adjustment 1 o C
– Accuracy ± 1°C
– Choice of °C/°F
– Display on the menu parameters:
+ Working timer
+ Count kWh
+ Show error history
+ Output of control values
– Auto-optimization feature
– Calibration of measuring range with selection of up to 10 points
– NTLog USB port for data retrieval and processing
– In case of power failure, the following modes can be selected:
+ Automatically resume running according to the program right before the power failure
+ Automatically continue running according to the program right before the power failure if the power failure time is < 2 minutes, if more than that, do not continue running.
+ Automatically continue running according to the program right before the power failure if the temperature does not drop lower than 50oC, if it is lower, do not continue running
+ Do not continue to run the old program when restoring the power
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