6868 REGULATING PRODUCT CATALOGUE - STEGO
TECHNICAL DATASHEET
SMALL COMPACT THERMOSTAT
KTO 011 / KTS 011
> Large setting range > Simple to mount
> Small size > High switching performance
KTO 011: Thermostat (normally closed); contact breaker for regulating heaters. The contact opens when temperature
is rising.
KTS 011: Thermostat (normally open); contact maker for regulating of filter fans and heat exchangers or for swit ching
signal devises when temperature limit has been exceeded. The contact closes when temperature is rising.
TECHNICAL DATA
Switch temperature difference 7 K (4 K tolerance)
Sensor element thermostatic bimetal
Contact type snap-action contact
Service life > 100,000 cycles
Max. switching capacity AC 250 V, 10 (2) A / AC 120 V, 15 (2) A
DC 30 W at DC 24 V to DC 72 V
Max. inrush current AC 16 A for 10 sec.
Connection 2-pole terminal, clamping torque 0.5 Nm max.:
rigid wire 2.5 mm (AWG 14)
1
stranded wire 1.5 mm (AWG 16)
Mounting clip for 35 mm DIN rail, EN 60715
Casing plastic according to UL94 V-0, light grey
Dimensions 60 x 33 x 43 mm
Connection diagrams Weight approx. 40 g
Thermostat Thermostat Fitting position variable
KTO 011 (NC) KTS 011 (NO)
Operating/Storage temperature -45 to +80 C (-49 to +176 F)
Operating/Storage humidity max. 90 % RH (non-condensing)
Protection type IP20
When connecting with wires, wire end ferrules must be used.
Important note: The contact system of the regulator is subjected to environmental influences, thus the contact resistance may
change. This can lead to a voltage drop and/or self-heating of the contacts.
Thermostat Heater Thermostat e.g. Fan Thermostat e.g. Signal device
KTO 011 (NC) KTS 011 (NO) KTS 011 (NO)
Examples of
connection
Heater
Filter fan, Cooling equipment, Signal device
L L L
N N N
Setting range Art. No. Contact breaker (NC) Art. No. Contact maker (NO) Approvals
0 to +60 C 01140.0-00 01141.0-00 VDE - - EAC
-10 to +50 C 01142.0-00 01143.0-00 VDE UL File No. E164102 - EAC
+20 to +80 C 01159.0-00 01158.0-00 VDE UL File No. E164102 CSA EAC
+32 to +140 F 01140.9-00 01141.9-00 VDE UL File No. E164102 CSA EAC
+14 to +122 F 01142.9-00 01143.9-00 VDE UL File No. E164102 CSA EAC
0 to +60 C 01146.9-00 01147.9-00 VDE UL File No. E164102 CSA EAC
04.04.2017 | Specifications are subject to change without notice. Errors and omissions excepted. Suitability of this product for its intended use and any associated risks must be determined by the end customer/buyer in its final application. www.stego.de | www.stego.co.uk | www.stegonorden.seX-ON Electronics
Largest Supplier of Electrical and Electronic Components
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