Obsnap Instruments Sdn Bhd
29A, Jalan SS 15/4C,
47500 Subang Jaya,
Selangor, Malaysia.
+603-5621 5786
+603-5621 5829
+6012-2231813
+60122233687

Muffle Furnaces with Flap Door or Lift Door (Nabertherm L 1/12 - LT 40/12)

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Muffle Furnaces with Flap Door or Lift Door (Nabertherm L 1/12 - LT 40/12) Nabertherm Furnace Laboratory Equipment Facility

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Over-temperature limiter 


Adjustable air inlet integrated in the door
 
Gas supply system for non-flammable protective or reactive gas with shutoff valve and flow meter with regulator valve, piped and ready to connect
 
 

The muffle furnaces L 1/12 - LT 40/12 are for daily laboratory use. They come equipped with either a flap door or lift door at no extra charge. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability.
  • Temp. max 1100 °C or 1200 °C
  • Heating from two sides by ceramic heating plates (heating from three sides for muffle furnaces L 24/11 - LT 40/12)
  • Ceramic heating plates with integral heating element which is safeguarded against fumes and splashing, and easy to replace
  • Insulation made of non-classified fiber material
  • 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
  • NTLog Basic for Nabertherm controller: recording of process data with USB-flash drive

Additional Equipment
  • Chimney, chimney with fan or catalytic converter (not for L 1)
  • 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 to purge with non-flammable protective or reaction gases (not available in combination with chimney, chimney with fan or catalytic converter)
  • Manual or automatic gas supply system
  • Process control and documentation via VCD software package for monitoring, documentation and control

Technical Specification:

Model Tmax
°C
Inner dimensions in mm Volume
in l
Outer dimensions in mm Connected
load kW
Electrical
connection*
Weight
in kg
Minutes
to Tmax2
Flap door W D H W D H
L 3/11 1100 160 140 100 3 385 330 405 1.2 1-phase 20 60
L 5/11 1100 200 170 130 5 385 390 460 2.4 1-phase 30 60
L 9/11 1100 230 240 170 9 415 455 515 3.0 1-phase 35 75
L 15/11 1100 230 340 170 15 415 555 515 3.5 1-phase 40 90
L 24/11 1100 280 340 250 24 490 555 580 4.5 3-phase 55 95
L 40/11 1100 320 490 250 40 530 705 580 6.0 3-phase 65 95
                         
L 1/12 1200 90 115 110 1 290 280 430 1.5 1-phase 10 25
L 3/12 1200 160 140 100 3 385 330 405 1.2 1-phase 20 75
L 5/12 1200 200 170 130 5 385 390 460 2.4 1-phase 30 75
L 9/12 1200 230 240 170 9 415 455 515 3.0 1-phase 35 90
L 15/12 1200 230 340 170 15 415 555 515 3.5 1-phase 40 105
L 24/12 1200 280 340 250 24 490 555 580 4.5 3-phase 55 110
L 40/12 1200 320 490 250 40 530 705 580 6.0 3-phase 65 110

Model Tmax
°C
Inner dimensions in mm Volume
in l
Outer dimensions in mm Connected
load kW
Electrical
connection*
Weight
in kg
Minutes
to Tmax2
Lift door w d h W D H1
LT 3/11 1100 160 140 100 3 385 330 405+155 1.2 1-phase 20 60
LT 5/11 1100 200 170 130 5 385 390 460+205 2.4 1-phase 30 60
LT 9/11 1100 230 240 170 9 415 455 515+240 3.0 1-phase 35 75
LT 15/11 1100 230 340 170 15 415 555 515+240 3.5 1-phase 40 90
LT 24/11 1100 280 340 250 24 490 555 580+320 4.5 3-phase 55 95
LT 40/11 1100 320 490 250 40 530 705 580+320 6.0 3-phase 65 95
                         
LT 3/12 1200 160 140 100 3 385 330 405+155 1.2 1-phase 20 75
LT 5/12 1200 200 170 130 5 385 390 460+205 2.4 1-phase 30 75
LT 9/12 1200 230 240 170 9 415 455 515+240 3.0 1-phase 35 90
LT 15/12 1200 230 340 170 15 415 555 515+240 3.5 1-phase 40 105
LT 24/12 1200 280 340 250 24 490 555 580+320 4.5 3-phase 55 110
LT 40/12 1200 320 490 250 40 530 705 580+320 6.0 3-phase 65 110
1Including opened lift door 
2If connected at 230 V 1/N/PE rsp. 400 V 3/N/PE

This is under the Muffle/Preheating/Ashing Furnaces Category and its Accessories can be found here.

We are an Authorised Agent of NABETHERM Furnaces.
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