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LE 1/11 LE 6/11  

Maximum chargeable number of burnout muffles see page 16

Over-temperature limiter

LE 1/11 - LE 14/11

With their unbeatable price/performance ratio, these compact burnout furnaces are perfect for burnout in the dental laboratory. They convince by very fast possible heating ramps and attractive design. Quality features like the dual shell housing of stainless steel, their compact, lightweight design, or the heating elements installed in quartz glass tubes make these models a reliable partner for your dental application.

  • Tmax 1100  °C, working temperature 1050  °C
  • Heating from two sides from heating elements in quartz glass tubes
  • Maintenance-friendly replacement of heating elements and insulation
  • Multi-layer insulation with fiber plates in the furnace chamber
  • Housing made of sheets of textured stainless steel
  • Dual shell housing for low external temperatures and high stability
  • Flap door which can also be used as a work platform
  • Exhaust air outlet in rear wall
  • Solid state relays provide for low-noise operation
  • Compact dimensions and light weight
  • Controller mounted in side space (under the door on the LE 1/11 and LE 2/11 to save space)
  • Defined application within the constraints of the operating instructions

Additional equipment

  • Chimney, chimney with fan or catalytic converter (not for LE 1 and LE 2). For burn-out of muffles and speed investment materials we recommend the use of a catalyst.
  • Over-temperature limiter with adjustable cutout temperature for thermal protection class 2 in accordance with EN 60519-2 as temperature limiter to protect the furnace and load
  • Protective gas connection for non-flammable protective or reaction gases
  • Manual gas supply system
  • Process control and documentation with Controltherm MV software package
ModelTmaxInner dimensions in mmVolumeOuter dimensions in mmConnectedElectricalWeightMinutes 
 °Cwdhin lWDHload kWconnection*in kgto Tmax1
LE 1/11 1100 90 115 110 1 250 265 340 1,5 1-phase 10 10
LE 2/11 1100 110 180 110 2 275 380 350 1.8 1-phase 10 25
LE 6/11 1100 170 200 170 6 510 400 320 1.8 1-phase 18 35
LE 14/11 1100 220 300 220 14 555 500 370 2.9 1-phase 25 40
*These furnaces are available for main voltage of 110 V - 120 V resp. 200 V - 240 V, 1/N/PE or 2/PE
1If connected at 230 V 1/N/PE
 

Burnout Furnaces for Burn-Out of Muffles and Speed Investment Material

 
L 3/12 L 5/11  

LT 5/12

Over-temperature limiter

Adjustable air inlet integrated in the door

L 1/12 - LT 15/12

These burnout furnaces are the perfect choice for daily work in the dental laboratory. These furnaces stand for excellent workmanship, advanced, attractive design and highest level of reliability. They are perfectly suitable for burnout of muffles and also for speed investments. These furnaces come equipped with either a flap door or lift door at no extra charge. Furnaces L 3/11 - LT 15/12 come with a fiber insulation for 1100 °C or 1200 °C.

  • Tmax 1100  °C or 1200  °C
  • Heating from two sides by ceramic heating plates
  • Ceramic heating plates with integral heating element which is safeguarded against fumes and splashing, and easy to replace
  • Highly durable cured vacuum fiber module lining
  • Housing made of sheets of textured stainless steel
  • Dual shell housing for low external temperatures and high stability
  • Optional flap door (L) which can be used as work platform or lift door (LT) with hot surface facing away from the operator
  • Adjustable air inlet integrated in door (see illustration)
  • Exhaust air outlet in rear wall of furnace
  • Solid state relays provide for low-noise operation
  • Defined application within the constraints of the operating instructions

Additional equipment

  • Chimney, chimney with fan or catalytic converter (not for L 1). For burn-out of muffles and speed investment materials we recommend the use of a catalyst.
  • Over-temperature limiter with adjustable cutout temperature for thermal protection class 2 in accordance with EN 60519-2 as temperature limiter to protect the furnace and load
  • Protective gas connection for non-flammable protective or reaction gases
  • Manual or automatic gas supply system
  • Process control and documentation with Controltherm MV software package
ModelTmaxInner dimensions in mmVolumeOuter dimensions in mmConnectedElectricalWeightMinutes
 °Cwdhin lWDH1load kWconnection*in kgto Tmax2
L, LT 3/11 1100 160 140 100 3 380 370 420 1.2 1-phase 20 60
L, LT 5/11 1100 200 170 130 5 440 470 520 2.4 1-phase 35 60
L, LT 9/11 1100 230 240 170 9 480 550 570 3.0 1-phase 45 75
L, LT 15/11 1100 230 340 170 15 480 650 570 3.5 1-phase 55 90
                         
L 1/12 1200 90 115 110 1 250 265 340 1.5 1-phase 10 25
L, LT 3/12 1200 160 140 100 3 380 370 420 1.2 1-phase 20 75
L, LT 5/12 1200 200 170 130 5 440 470 520 2.4 1-phase 35 75
L, LT 9/12 1200 230 240 170 9 480 550 570 3.0 1-phase 45 90
L, LT 15/12 1200 230 340 170 15 480 650 570 3.5 1-phase 55 105
*These furnaces are available for main voltage of 110 V - 120 V resp. 200 V - 240 V, 1/N/PE or 2/PE
1Including opened lift door
2If connected at 230 V 1/N/PE
 

Burnout Furnaces with Brick Insulation

 
  N 7/H as table-top model

Maximum chargeable number of burnout muffles see page 16

N 7/H - N 17/HR

With their brick insulation and the robust table-top design, furnaces N 7/H - N 17/HR are the workhorses for the daily use in the dental laboratory. Heating elements in both sides and the bottom provide for excellent temperature uniformity even if the furnace is fully charged. The furnaces can be used for the burnout of muffles or for speed investments.

  • Tmax 1280  °C
  • Three-sided heating from both sides and the bottom
  • Heating elements on support tubes ensure free heat radiation and a long service life
  • Bottom heating protected by heat-resistant SiC plate
  • Multi-layer insulation with high-quality lightweight refractory bricks in the furnace chamber
  • Exhaust opening in the side of the furnace
  • Parallel swinging door which opens downward, or upward upon request
  • Defined application within the constraints of the operating instructions

Additional equipment

  • Chimney, chimney with fan or catalytic converter
  • Over-temperature limiter with adjustable cutout temperature for thermal protection class 2 in accordance with EN 60519-2 as temperature limiter to protect the furnace and load
  • Protective gas connection for non-flammable protective or reaction gases
  • Manual or automatic gas supply system
ModelTmaxInner dimensions in mmVolumeOuter dimensions in mmConnectedElectricalWeightMinutes
 °Cwdhin lWDHload kWconnection*in kgto Tmax2
N 7/H 1280 250 250 140 9 720 640 510 3,0 1-phase 60 180
N 11/H 1280 250 350 140 11 720 740 510 3,6 1-phase 70 180
N 11/HR 1280 250 350 140 11 720 740 510 5,5 3-phase1 70 120
N 17/HR 1280 250 500 140 17 720 890 510 6,4 3-phase1 90 120
*These furnaces are available for main voltage of 110 V - 120 V resp. 200 V - 240 V, 1/N/PE or 2/PE
1Heating only between two phases
2If connected at 230 V 1/N/PE

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