Thermostat

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Product Description

STEM THERMOSTAT

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Description
Thermostat with single pole stem control and double pole safety limiter

Features

Combined control and safety function
bimetal for independant non self resetting safety option
Direct plug-in to heating element to reduce wiring and mounting costs
Tamper proof housing
Factory pre-set fixed temperature, OEM adjustable or end-user adjustable temperature
Connection for signal lamp

Operation
The differential expansion of the sensing element causes the opening of a snap-action switch in the thermostat head. In case of abnormal temperature rise, the patented MFS technology in the stem or traditional bimetal ensures double pole safety. The limiter is manually resettable.

Technical Characteristics

Type	SME 279
Temperature range	20C to 70C
Differential	5% of the temperature range
Safety limiter temperature	Fixed 120C
Rating	20A-250V
Material	Brass, invar, bimetal
Capillary length	180,270mm/7,11"
Sensing element diameter	6 mm
Maximum head temperature	115C
Connections	Brass faston
Approvals	CE as per IEC - 60730

CAPILLARY THERMOSTAT

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SNAP THERMOSTAT

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The SME Snap Action Thermostat regulates the temperature continuously by switching the power on and off after the achievement of the set temperature. The Snap Thermostats normally closed contacts opens on achieving the set temperature which closes again when the temperature will drop by the differential.

Technical Specification

Function	Single pole closed contacts opens when the temperature is reached
Electrical Rating	[UL & CUL] 125V ac 9A, 250V AC 6A, [VDE] 250V AC 6A
No. Switching of Cycles	[UL & CUL] 30,000 cycles, [VDE] 1,00,000 cycles
Maximum Temperature	[All Standards] 250C
Rating	20A-250V
Temp. Setting Range	[All Standards] 0-250C
Tolerance of Operating Range	+/- 10"C
Switching Diferential	10-25k Depending on Mounting and Design
Turning Angle Range	<= 300, Reduced Angle Also Possible
Speed of Temp. Change	>1K / min.

Connections

Push on terminal (6.3 mm), M3 screw terminal or Phillips type connections are alternative.

Dimensions

Length of control shaft and angle of terminal plates are depended on customer requirement.
Phillips type iron connection is also available.
All dimensions are only for reference.

Application

When properly employed, this thermostat is suitable for use in dry / steam iron, ironing machines, waffle maker, hot tray, electric stoves etc.