K

1AV
1AT

Thermal cut -out

Thermostat

Applications

- Fuel oil burner
- Welding- /soldering
  equipment
- Ironing machines
- Electric cookers

Benefits

- Response sensitivity
- Various types
- Robust design
- High temperatures up to 450°C

Technical data

Standard type

Terminals

type

nc no

illustration

drawing

dimensions ( mm )

technical

description

approval 

1)

K1A

V

T

cover micanite

housing ceramic

bottom plate steel

VDE

code

illustration

drawing

dimensions ( mm )

technical

description

approval 

1)

A160

welding terminals,

 steel

VDE

A170

welding terminals,

 steel

VDE

A180

welding terminals,

 steel

VDE

1)

 

VDE approval is only valid for type K1AV

                                                                 

control type

ratings

K1AV

K1AT

function

automatic

version

normally closed

normally open

rated current at 230 V 50 / 60 Hz ( cos 

φ

 0,95 )

10 A

rated current at 400 V 50 / 60 Hz ( cos 

φ

 0,95 )

6 A

switching cycles

10,000

temperature range T

a

 ( steps in 5 K )

200°C - 450°C

tolerances

± 5%

± 10%

feature of automatic action

1.B

contact resistance

< 50 mΩ

hysteresis

100K ± 20K

degrees of protection provided by enclosures ( EN 60529 )

IP00

suitable for use in protection class

I

approval

VDE

EN 60730-1 / -2-9

-

Terminals

code

illustration

drawing

dimensions ( mm )

technical

description

approval

 1)

A161 (0°)

A162 (90°)

terminals 6.3 x 0.8,

steel, 

also available:

angle 90 deg

T

a

 max 350°C

VDE

A171 (0°)

A172 (90°)

terminals 6.3 x 0.8,

steel, 

also available:

angle 90 deg

T

a

 max 350°C

VDE

A181 (0°)

A182 (90°)

terminals 6.3 x 0.8,

steel, 

also available:

angle 90 deg

T

a

 max 350°C

VDE

A163 (0°)

A164 (90°)

screw terminals, 

steel, 

also available:

angle 90 deg

T

a

 max 350°C

VDE

A173 (0°)

A174 (90°)

screw terminals,  

steel, 

also available:

angle 90 deg

T

a

 max 350°C

VDE

A183 (0°)

A184 (90°)

screw terminal, 

steel, 

also available:

angle 90 deg

T

a

 max 350°C

VDE

A168

lead L551, welded

VDE

A178

lead L551, welded

VDE

A188

lead L551, welded

VDE

1)

 

VDE approval is only valid for type K1AV  

lead L551:  UL style 5107, 600V, max. 450°C, insulation glass fibre-PTFE, 

 

 

cross-section of conductor 1,3 mm² (AWG16) , grey, stripped 10mm

Fixings

Fon: +49 (0)7231 787-0
Fax : +49 (0)7231 787-155
E-Mail: info@microtherm.de
Internet: www.microtherm.de

Microtherm GmbH

Täschenwaldstraße 3
P.O. Box 1208
D-75112 Pforzheim

05.2011  Technical subject to change without notice

Representation office:

code

illustration

drawing

dimensions ( mm )

technical

description

approval

 1)

B410

bottom plate,

steel

VDE

B412

bottom plate with flange, 

steel

VDE

B413 (M4x6)

B414 (M5x6)

bottom plate with stud,

steel

VDE

1)

 

VDE approval is only valid for type K1AV

Ordering and marking example

Deviations from standard controls on request.

Marking

K1AV  30015 

type (normally closed)

response temperature (300°C), tolerance (+/- 15K)

XXXXX      

production number 

K1AT   --123 

type (normally open)

drawing number

XXXXX

production number

Ordering example

K1A   V    300    15   L551   250   A168   B413

    
                                                           
                                                                   bottom plate, stud of M4x6                                                                  
 

                       lead L551, welded

                     

length of lead 250 mm

                                   lead (details see previous page)
                            tolerance
                   temperature
           contact execution (V=normally closed / T=normally open) 
  type (housing ceramic, cover micanite)