Chamber Furnaces with Drawer Bottom or as a Bogie

Free access in front of the furnace allows for a simplified and clear charging.

Process Control

Function and equipment

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Chamber furnace NW 440 with free traversing bogie
Chamber furnace NW 300 with pulled-out furnace table
Chamber kilns with a pull-out bogie for ergonomic loading of the firing chamber
Ergonomic loading from three sides
Drawer design for chamber furnaces NW up to 300 liters
Heating from five sides on support tubes and a special arrangement of the heating elements ensure optimum temperature uniformity

The chamber furnaces of NW model series combines the attractive quality advantages of the proven models N 150 - N 1000/H with an outstanding product characteristic which substantially simplifies charging.

With a drawer mechanism (NW 150 - NW 300/H) the kiln table can be easily pulled out of the chamber kiln. The larger models NW 440 - NW 1000/H are designed as shuttle furnace with completely free traversing bogie. Free access in front of the furnace allows for a simplified and clear charging. 

  • Tmax 1300 °C or 1340 °C
  • Dual shell ventilated housing made of textured stainless steel sheets for low surface temperature and high stability
  • Five-side heating provide for good temperature uniformity
  • Heating elements of support tubes provide for free radiation of the heat
  • Multi-layer insulation with light-weight refractory bricks and high-quality, energy-saving backing insulation
  • Exclusive use of insulation materials without categorization according to EC Regulation No. 1272/2008 (CLP)
  • Self-supporting and long-life ceiling construction, with bricks laid in arched construction
  • Bottom heating protected by SiC tiles with an even stacking base
  • Furnace table can be pulled-out as drawer (NW 150 - NW 300/H)
  • From chamber kiln NW 440 bogie on four castors (two with brakes) which can be pulled out completely. Accession assistance and removable drawbar for bogie
  • Semi-automatic air inlet flap for chamber kilns up to 300 liters
  • Infinitely adjustable, manual air inlet from 440 liters
  • Exhaust air opening in the lid, including connection for an exhaust air tube (80 mm diameter) up to 300 liters
  • Motorized exhaust air flap in the top of the furnace for optimum ventilation of the furnace chamber and for rapid cooling at low temperatures from 300 liters
  • Frame included for furnaces up to 660 liters
  • Controller mounted on furnace door and removable for comfortable operation
  • Defined application within the constraints of the operating instructions
  • Controller with touch operation B500 (5 programs with each 4 segments)
  • NTLog Basic for Nabertherm controller: recording of process data with USB-flash drive
  • Freeware NTEdit for convenient program input via Excel™ for Windows™ on the PC
  • Freeware NTGraph for evaluation and documention of firings using Excel™ for Windows™ on the PC
  • MyNabertherm App for online monitoring of the firing on mobile devices for free download 

Additional equipment

  • Motorized exhaust air flap for models NW 150 -  NW 300/..
  • Fan system for faster cooling with manual or automatic control
  • Multi-zone control for optimal temperature uniformity in the work space
  • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load
  • Process control and documentation via VCD software package for monitoring, documentation and control 

Technical specifications

Model

Tmax

Inner dimensions in mm

Volume in

Outer dimensions1 in mm

Heating power

Electrical

Weight in

 

°C

w

d

h

l

W

D

H

kW2

connection

kg

NW 150

1300

430

530

620

150

810

1150

1600

11

3-phase

420

NW 200

1300

500

530

720

200

880

1150

1700

15

3-phase

490

NW 300

1300

550

700

780

300

930

1320

1760

20

3-phase

590

NW 440

1300

600

750

1000

450

1070

1410

1830

30

3-phase

850

NW 660

1300

600

1100

1000

660

1070

1750

1830

40

3-phase

1180

NW 1000

1300

800

1000

1250

1000

1460

1760

2230

57

3-phase

2100

            

NW 150/H

1340

430

530

620

150

810

1150

1600

15

3-phase

520

NW 200/H

1340

500

530

720

200

880

1150

1700

20

3-phase

590

NW 300/H

1340

550

700

780

300

930

1320

1760

27

3-phase

670

NW 440/H

1340

600

750

1000

450

1070

1410

1830

40

3-phase

940

NW 660/H

1340

600

1100

1000

660

1070

1750

1830

52

3-phase

1310

NW 1000/H

1340

800

1000

1250

1000

1460

1760

2230

75

3-phase

2700

1External dimensions vary when furnace is equipped with additional equipment. Dimensions on request
2Depending on furnace design connected load might be higher


 

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Further products

Chamber Furnaces electrically heated

See product

Chamber Furnaces with Brick Insulation or Fiber Insulation

See product

Forced Convection Chamber Furnaces up to 675 Liter electrically heated

See product

Charging Plates for Models N 7/H - N 641/13

See product

Annealing Boxes for Models N 7/H - N 161/13

See product

Protective Gas Boxes for Models N 7/H - N 641/13

See product

Protective Gas Boxes with Evacuation Lid for Models N 7/H - N 161/13

See product

Charging Forks for Models N 7/H - N 17/H

See product

Protective Gas Boxes with Hinged Lids for Fast Quenching for Models N 7/H - N 31/H

See product

Gas Feed Boxes with Hinged Lid for Models N 7/H - N 87/H which Remain in the Furnace

See product

Protective Gas Annealing Bag and Holder for Models N 7/H - N 87/H

See product

Cooling Platforms for Models N 17/HR, N 61/H, N 161

See product

Protective Gas Boxes with Loading from the Top for Models LH 15/.. - LH 216/..

See product

Protective Gas Boxes with Charging from the Front for Models LH 15/.. - LH 216/..

See product

Protective Gas Boxes with Evacuation Lid for Models LH 15/.. - LH 216/..

See product

Charging Plates for Models LH 15/.. - LH 216/..

See product

Protective Gas Boxes and Protective Gas Hoods for Chamber Furnaces NW 150 - NW 1000

See product

Protective Gas Boxes for Models NA 60/.. - NA 500/85

See product

Protective Gas Boxes with Evacuation Lid for Models NA 60/.. - NA 500/85

See product

Protective Gas Boxes According to AMS2750G, Instrumentation Type D for Forced Convection Furnaces

See product

Protective Gas Boxes with Evacuation Lid According to AMS2750G, Instrumentation type D

See product

Charging aid for models SAL 30/45 - SAL 500/85

See product

Protective Gas Boxes for Models SAL 30/45 - SAL 500/85

See product

Charging Baskets for Top Charging for Models SAL 30/45 - SAL 500/85

See product

Charging Baskets for Side Charging for Models SAL 30/45 - SAL 500/85

See product

Charging Baskets for Charging in Different Floors for Models SAL 30/45 - SAL 500/85

See product

Temperature Measurement in Gas Supply Systems

See product

TUS Measuring Frame for Protective Gas Box

See product

Gas Supply Systems

See product

Vacuum Pump

See product

Forced Convection Pit-Type Furnaces Electrically Heated

See product

Catalog

A complete overview of our extensive range of furnaces and accessories for various processes that take place under flammable or non-flammable reaction gases, in a salt bath or under vacuum can be found in our catalog "Thermal Process Technology 2".

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