Compact thermostat FKO-011/FKS-011

Small compact thermostat FKO-011/FKS-011

FKO-011: Thermostat (NC); contact breaker for regulating heaters. The contact opens when temperature is rising.
FKS- 011: Thermostat (NO); contact maker for regulating of filter fans and heat exchangers or for switching signal devises when temperature limit has been exceeded. The contact closes when temperature is rising.

Technical data:

Switch temperature difference7 K (±4 K tolerance)
Sensor elementthermostatic bimetal
Contact typesnap-action contact
Service life100,000 cycles verified
Max. operating voltage, frequency rangeAC 250 V,10A, 50-60 Hz                                    AC120V,15A
Connection12 Push-In clamps
rigid wire 2.5 mm² (AWG 14)
stranded wire1 1.5 mm² (AWG 16)
Mountingclip for 35 mm DIN rail, EN 60715
Casingplastic according to UL94 V-0, grey color 
Dimensions60 x 33 x 43 mm
Weightapprox. 40 g
Fitting positionvariable
Operating/Storage temperature-45 to +80 °C (-49 to +176 °F)
Operating/Storage humiditymax. 90 % RH (non-condensing)
Protection type/Protection classIP20 / II
Setting rangeArt. No.
Contact breaker (NC)
Art. No.
Contact maker (NO)
Switching
current²/
AC 250 V
Switching
capacity 
AC 120 V
max.
DC 24-72 V
0 to +60 °C1140.0-0011141.0-0010 (2) A15 (2) A30 W
-10 to +50 °C11142.0-0011143.0-0010 (2) A15 (2) A30 W
+20 to +80 °C11159.0-0011158.0-003 (2) A3 (2) A30 W
+32 to +140 °F11140.9-0011141.9-0010 (2) A15 (2) A30 W
+14 to +122 °F11142.9-0011147.9-0010 (2) A15 (2) A30 W

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