Nabertherm L & LT professional muffle furnaces


% Nabertherm LT40/12/B510 Muffle Furnace The LT40/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment: • Tmax 1200 °C • Heating from three sides by ceramic heating plates for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell housing made of textured stainless steel sheets with additional fan cooling for low surface temperature • Exclusive use of insulation materials without categorization according to EC Regulation No. 1272/2008 (CLP) • Adjustable air inlet integrated in door • Exhaust air outlet in rear wall of furnace • Solid state relays provide for lownoise operation • Defined application within the constraints of the operating instructions • Controller B510 (5 programs with each 4 segments) • NTLog Basic for Nabertherm controller: recording of process data with USB-flash drive Options: • Overtemperature limit controller • Protective gas connection • Hole for thermocouple in rear wall • Hole for thermocouple in furnace door • Process control and documentation via VCD software package for monitoring, documentation and control	% Nabertherm LT 9/12/C550 muffle furnace The muffle furnaces L 3/11 - LT 60/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment • Heating from two sides by ceramic heating plates (heating from three sides for muffle furnaces L 24/11 - LT 60/12) for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Thermocouple type S (1200 °C) • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell ventilated housing made of textured stainless steel sheets for low surface temperature and high stability • Exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used. • Adjustable air inlet integrated in door (see illustration) • Exhaust air outlet in rear wall of furnace • Controller with touch operation C550 • Solid state relays provide for lownoise operation Option • Chimney, chimney with fan or catalytic converter (not for L 1 and L 15) • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load • Protective gas connection to purge with non-flammable process gases (not available in combination with chimney, chimney with fan or catalytic converter) not gas tight • Manual or automatic gas supply system • Port for thermocouple in the rear wall or in the furnace door	% Nabertherm LT 9/12/B510 muffle furnace The muffle furnaces L 3/11 - LT 60/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment • Heating from two sides by ceramic heating plates (heating from three sides for muffle furnaces L 24/11 - LT 60/12) for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Thermocouple type S (1200 °C) • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell ventilated housing made of textured stainless steel sheets for low surface temperature and high stability • Exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used. • Adjustable air inlet integrated in door (see illustration) • Exhaust air outlet in rear wall of furnace • Controller with touch operation B510 (5 programs with each 4 segments) • Solid state relays provide for lownoise operation Option • Chimney, chimney with fan or catalytic converter (not for L 1 and L 15) • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load • Protective gas connection to purge with non-flammable process gases (not available in combination with chimney, chimney with fan or catalytic converter) not gas tight • Manual or automatic gas supply system • Port for thermocouple in the rear wall or in the furnace door	% Nabertherm LT 9/11/C550 muffle furnace The muffle furnaces L 3/11 - LT 60/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment • Heating from two sides by ceramic heating plates (heating from three sides for muffle furnaces L 24/11 - LT 60/12) for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Thermocouple type N (1100 °C) • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell ventilated housing made of textured stainless steel sheets for low surface temperature and high stability • Exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used. • Adjustable air inlet integrated in door (see illustration) • Exhaust air outlet in rear wall of furnace • Controller with touch operation C550 • Solid state relays provide for lownoise operation Option • Chimney, chimney with fan or catalytic converter (not for L 1 and L 15) • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load • Protective gas connection to purge with non-flammable process gases (not available in combination with chimney, chimney with fan or catalytic converter) not gas tight • Manual or automatic gas supply system • Port for thermocouple in the rear wall or in the furnace door
% Nabertherm LT 9/11/B510 muffle furnace The muffle furnaces L 3/11 - LT 60/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment • Heating from two sides by ceramic heating plates (heating from three sides for muffle furnaces L 24/11 - LT 60/12) for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Thermocouple type N (1100 °C) • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell ventilated housing made of textured stainless steel sheets for low surface temperature and high stability • Exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used. • Adjustable air inlet integrated in door (see illustration) • Exhaust air outlet in rear wall of furnace • Controller with touch operation B510 (5 programs with each 4 segments) • Solid state relays provide for lownoise operation Option • Chimney, chimney with fan or catalytic converter (not for L 1 and L 15) • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load • Protective gas connection to purge with non-flammable process gases (not available in combination with chimney, chimney with fan or catalytic converter) not gas tight • Manual or automatic gas supply system • Port for thermocouple in the rear wall or in the furnace door	% Nabertherm LT 60/11/C550 Muffle Furnace The muffle furnace LT 60/11 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment: • Tmax 1100 °C • Heating from three sides by ceramic heating plates for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Thermocouple type N (1100 °C) • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell housing made of textured stainless steel sheets with additional fan cooling for low surface temperature • Exclusive use of insulation materials without categorization according to EC Regulation No. 1272/2008 (CLP) • Adjustable air inlet integrated in door • Exhaust air outlet in rear wall of furnace • Controller C550 (10 programs with each 20 segments) • NTLog Basic for Nabertherm controller: recording of process data with USB-flash drive Options: • Overtemperature limit controller • Protective gas connection • Hole for thermocouple in rear wall • Hole for thermocouple in furnace door • Process control and documentation via VCD software package for monitoring, documentation and control	% Nabertherm LT 5/12/C550 muffle furnace The muffle furnaces L 3/11 - LT 60/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment • Heating from two sides by ceramic heating plates (heating from three sides for muffle furnaces L 24/11 - LT 60/12) for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Thermocouple type S (1200 °C) • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell ventilated housing made of textured stainless steel sheets for low surface temperature and high stability • Exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used. • Adjustable air inlet integrated in door (see illustration) • Exhaust air outlet in rear wall of furnace • Controller with touch operation C550 • Solid state relays provide for lownoise operation Option • Chimney, chimney with fan or catalytic converter (not for L 1 and L 15) • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load • Protective gas connection to purge with non-flammable process gases (not available in combination with chimney, chimney with fan or catalytic converter) not gas tight • Manual or automatic gas supply system • Port for thermocouple in the rear wall or in the furnace door	% Nabertherm LT 5/12/B510 muffle furnace The muffle furnaces L 3/11 - LT 60/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment • Heating from two sides by ceramic heating plates (heating from three sides for muffle furnaces L 24/11 - LT 60/12) for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Thermocouple type S (1200 °C) • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell ventilated housing made of textured stainless steel sheets for low surface temperature and high stability • Exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used. • Adjustable air inlet integrated in door (see illustration) • Exhaust air outlet in rear wall of furnace • Controller with touch operation B510 (5 programs with each 4 segments) • Solid state relays provide for lownoise operation Option • Chimney, chimney with fan or catalytic converter (not for L 1 and L 15) • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load • Protective gas connection to purge with non-flammable process gases (not available in combination with chimney, chimney with fan or catalytic converter) not gas tight • Manual or automatic gas supply system • Port for thermocouple in the rear wall or in the furnace door
% Nabertherm LT 5/11/C550 muffle furnace The muffle furnaces L 3/11 - LT 60/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment • Heating from two sides by ceramic heating plates (heating from three sides for muffle furnaces L 24/11 - LT 60/12) for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Thermocouple type N (1100 °C) • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell ventilated housing made of textured stainless steel sheets for low surface temperature and high stability • Exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used. • Adjustable air inlet integrated in door (see illustration) • Exhaust air outlet in rear wall of furnace • Controller with touch operation C550 • Solid state relays provide for lownoise operation Option • Chimney, chimney with fan or catalytic converter (not for L 1 and L 15) • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load • Protective gas connection to purge with non-flammable process gases (not available in combination with chimney, chimney with fan or catalytic converter) not gas tight • Manual or automatic gas supply system • Port for thermocouple in the rear wall or in the furnace door	% Nabertherm LT 5/11/B510 muffle furnace The muffle furnaces L 3/11 - LT 60/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment • Heating from two sides by ceramic heating plates (heating from three sides for muffle furnaces L 24/11 - LT 60/12) for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Thermocouple type N (1100 °C) • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell ventilated housing made of textured stainless steel sheets for low surface temperature and high stability • Exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used. • Adjustable air inlet integrated in door (see illustration) • Exhaust air outlet in rear wall of furnace • Controller with touch operation B510 (5 programs with each 4 segments) • Solid state relays provide for lownoise operation Option • Chimney, chimney with fan or catalytic converter (not for L 1 and L 15) • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load • Protective gas connection to purge with non-flammable process gases (not available in combination with chimney, chimney with fan or catalytic converter) not gas tight • Manual or automatic gas supply system • Port for thermocouple in the rear wall or in the furnace door	% Nabertherm LT 40/12/C550 Muffle Furnace The LT40/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment: • Tmax 1200 °C • Heating from three sides by ceramic heating plates for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell housing made of textured stainless steel sheets with additional fan cooling for low surface temperature • Exclusive use of insulation materials without categorization according to EC Regulation No. 1272/2008 (CLP) • Adjustable air inlet integrated in door • Exhaust air outlet in rear wall of furnace • Solid state relays provide for lownoise operation • Defined application within the constraints of the operating instructions • Controller C550 (10 programs with each 20 segments) • NTLog Basic for Nabertherm controller: recording of process data with USB-flash drive Options: • Overtemperature limit controller • Protective gas connection • Hole for thermocouple in rear wall • Hole for thermocouple in furnace door • Process control and documentation via VCD software package for monitoring, documentation and control	% Nabertherm LT 40/11/C550 Muffle Furnace The LT40/11 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment: • Tmax 1100 °C • Heating from three sides by ceramic heating plates for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell housing made of textured stainless steel sheets with additional fan cooling for low surface temperature • Exclusive use of insulation materials without categorization according to EC Regulation No. 1272/2008 (CLP) • Adjustable air inlet integrated in door • Exhaust air outlet in rear wall of furnace • Solid state relays provide for lownoise operation • Defined application within the constraints of the operating instructions • Controller C550 (10 programs with each 20 segments) • NTLog Basic for Nabertherm controller: recording of process data with USB-flash drive Options: • Overtemperature limit controller • Protective gas connection • Hole for thermocouple in rear wall • Hole for thermocouple in furnace door • Process control and documentation via VCD software package for monitoring, documentation and control
% Nabertherm LT 3/12/C550 muffle furnace The muffle furnaces L 3/11 - LT 60/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment • Heating from two sides by ceramic heating plates (heating from three sides for muffle furnaces L 24/11 - LT 60/12) for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Thermocouple type S (1200 °C) • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell ventilated housing made of textured stainless steel sheets for low surface temperature and high stability • Exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used. • Adjustable air inlet integrated in door (see illustration) • Exhaust air outlet in rear wall of furnace • Controller with touch operation C550 • Solid state relays provide for lownoise operation Option • Chimney, chimney with fan or catalytic converter (not for L 1 and L 15) • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load • Protective gas connection to purge with non-flammable process gases (not available in combination with chimney, chimney with fan or catalytic converter) not gas tight • Manual or automatic gas supply system • Port for thermocouple in the rear wall or in the furnace door	% Nabertherm LT 3/12/B510 muffle furnace The muffle furnaces L 3/11 - LT 60/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment • Heating from two sides by ceramic heating plates (heating from three sides for muffle furnaces L 24/11 - LT 60/12) for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Thermocouple type S (1200 °C) • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell ventilated housing made of textured stainless steel sheets for low surface temperature and high stability • Exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used. • Adjustable air inlet integrated in door (see illustration) • Exhaust air outlet in rear wall of furnace • Controller with touch operation B510 (5 programs with each 4 segments) • Solid state relays provide for lownoise operation Option • Chimney, chimney with fan or catalytic converter (not for L 1 and L 15) • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load • Protective gas connection to purge with non-flammable process gases (not available in combination with chimney, chimney with fan or catalytic converter) not gas tight • Manual or automatic gas supply system • Port for thermocouple in the rear wall or in the furnace door	% Nabertherm LT 3/11/C550 muffle furnace The muffle furnaces L 3/11 - LT 60/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment • Heating from two sides by ceramic heating plates (heating from three sides for muffle furnaces L 24/11 - LT 60/12) for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Thermocouple type N (1100 °C) • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell ventilated housing made of textured stainless steel sheets for low surface temperature and high stability • Exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used. • Adjustable air inlet integrated in door (see illustration) • Exhaust air outlet in rear wall of furnace • Controller with touch operation C550 • Solid state relays provide for lownoise operation Option • Chimney, chimney with fan or catalytic converter (not for L 1 and L 15) • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load • Protective gas connection to purge with non-flammable process gases (not available in combination with chimney, chimney with fan or catalytic converter) not gas tight • Manual or automatic gas supply system • Port for thermocouple in the rear wall or in the furnace door	% Nabertherm LT 3/11/B510 muffle furnace The muffle furnaces L 3/11 - LT 60/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment • Heating from two sides by ceramic heating plates (heating from three sides for muffle furnaces L 24/11 - LT 60/12) for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Thermocouple type N (1100 °C) • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell ventilated housing made of textured stainless steel sheets for low surface temperature and high stability • Exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used. • Adjustable air inlet integrated in door (see illustration) • Exhaust air outlet in rear wall of furnace • Controller with touch operation B510 (5 programs with each 4 segments) • Solid state relays provide for lownoise operation Option • Chimney, chimney with fan or catalytic converter (not for L 1 and L 15) • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load • Protective gas connection to purge with non-flammable process gases (not available in combination with chimney, chimney with fan or catalytic converter) not gas tight • Manual or automatic gas supply system • Port for thermocouple in the rear wall or in the furnace door
% Nabertherm LT 24/12/C550 muffle furnace The muffle furnaces L 3/11 - LT 60/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment • Heating from two sides by ceramic heating plates (heating from three sides for muffle furnaces L 24/11 - LT 60/12) for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Thermocouple type S (1200 °C) • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell ventilated housing made of textured stainless steel sheets for low surface temperature and high stability • Exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used. • Adjustable air inlet integrated in door (see illustration) • Exhaust air outlet in rear wall of furnace • Controller with touch operation C550 • Solid state relays provide for lownoise operation Option • Chimney, chimney with fan or catalytic converter (not for L 1 and L 15) • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load • Protective gas connection to purge with non-flammable process gases (not available in combination with chimney, chimney with fan or catalytic converter) not gas tight • Manual or automatic gas supply system • Port for thermocouple in the rear wall or in the furnace door	% Nabertherm LT 24/12/B510 muffle furnace The muffle furnaces L 3/11 - LT 60/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment • Heating from two sides by ceramic heating plates (heating from three sides for muffle furnaces L 24/11 - LT 60/12) for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Thermocouple type S (1200 °C) • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell ventilated housing made of textured stainless steel sheets for low surface temperature and high stability • Exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used. • Adjustable air inlet integrated in door (see illustration) • Exhaust air outlet in rear wall of furnace • Controller with touch operation B510 (5 programs with each 4 segments) • Solid state relays provide for lownoise operation Option • Chimney, chimney with fan or catalytic converter (not for L 1 and L 15) • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load • Protective gas connection to purge with non-flammable process gases (not available in combination with chimney, chimney with fan or catalytic converter) not gas tight • Manual or automatic gas supply system • Port for thermocouple in the rear wall or in the furnace door	% Nabertherm LT 24/11/C550 muffle furnace The muffle furnaces L 3/11 - LT 60/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment • Heating from two sides by ceramic heating plates (heating from three sides for muffle furnaces L 24/11 - LT 60/12) for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Thermocouple type N (1100 °C) • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell ventilated housing made of textured stainless steel sheets for low surface temperature and high stability • Exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used. • Adjustable air inlet integrated in door (see illustration) • Exhaust air outlet in rear wall of furnace • Controller with touch operation C550 • Solid state relays provide for lownoise operation Option • Chimney, chimney with fan or catalytic converter (not for L 1 and L 15) • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load • Protective gas connection to purge with non-flammable process gases (not available in combination with chimney, chimney with fan or catalytic converter) not gas tight • Manual or automatic gas supply system • Port for thermocouple in the rear wall or in the furnace door	% Nabertherm LT 24/11/B510 muffle furnace The muffle furnaces L 3/11 - LT 60/12 have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. Standard Equipment • Heating from two sides by ceramic heating plates (heating from three sides for muffle furnaces L 24/11 - LT 60/12) for an optimal temperature uniformity • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800 °C • Thermocouple type N (1100 °C) • Ceramic heating plates with integral heating element which is safeguarded and easy to replace • With lift door (LT) • Dual shell ventilated housing made of textured stainless steel sheets for low surface temperature and high stability • Exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used. • Adjustable air inlet integrated in door (see illustration) • Exhaust air outlet in rear wall of furnace • Controller with touch operation B510 (5 programs with each 4 segments) • Solid state relays provide for lownoise operation Option • Chimney, chimney with fan or catalytic converter (not for L 1 and L 15) • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load • Protective gas connection to purge with non-flammable process gases (not available in combination with chimney, chimney with fan or catalytic converter) not gas tight • Manual or automatic gas supply system • Port for thermocouple in the rear wall or in the furnace door