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NTL-ExT6 Hazardous Area Thermostat
Features

Compact design


Set temperature


High switching capacity

Product Description

Compact small mechanical thermostat for temperature regulation and monitoring of heaters, for example in transmitter cabinets, control panels and measuring equipment which are deployed in areas with explosion hazard. The special switch construction enables high response accuracy, small switch temperature difference and a very long service life. High switching performance allows direct control of the heaters.

Technical Data

Technical Data

NTL-ExT6

Switch temperature difference

4K (±1K tolerance)

Sensor element

thermostatic bimeta

Contact type (1-pole) 

opens with rising temperature

Service life

> 100 000 cycles

Max. switching capacity

250VAC, 1.3 (0.65) A

Max. inrush current

AC 4A for 12 sec.

Connection

Si HF - JZ 3×0.5mm², length 1m

Mounting

mounting bracket with nut M8 (see illustration)

Casing

aluminium, black anodised

Dimensions

length 110mm

Weight

approx. 0.2kg

Fitting position

variable

Storage temperature

-45 to +70°C (-49 to +158°F)

Operating/Storage humidity

max. 90% RH (non-condensing)

Protection type/Protection class

IP65 / I (earthed)

Mounting options

Art. No

Ambient temperature¹ 

Switch-off temperature

Ex protection type II 2 GD

ExT6.0 

0 to +60°C

+15°C (±4K tolerance) 

Gases: Ex d IIC T6 Gb

Dusts: Ex tb IIIC T85°C Db IP6X

ExT6.1 

+32 to 140°F

+25°C (±4K tolerance)

Gases: Ex d IIC T6 Gb

Dusts: Ex tb IIIC T85°C Db IP6X

¹ Ambient temperature inside of the cabinet/enclosure

Structure Chart

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