Capillary thermostat RT 8803

Description

Capillary thermostat RT is a single-pole temperature regulator based on the principle of liquid dilatation. It consists from two basic parts: switching unit and capillary temperature sensor. There is a protective earht pin on the cover. Regulated temperature can be user set in control range. RT can be also used as anti-frost fuse. Installation is made by two M4 screws.

Advantages

  • variable location of temperature sensor in relation to position of switching unit
  • switching unit can be installed in any position
  • capillary can be bent according to installation need
  • no consumption of electrical power
  • low operating and servicing costs

Technical data

Control range 7 ÷ 77 °C
Variation of maximal cutout temperature ±6 °C
Switching difference 2-5 K
Rated current 16 (2,6) A
Rated voltage 240 V ~
Temperature range (switching unit) 0 ÷ 150 °C
Max. temperature (sensor) 90 °C
Protection IP 00, built-in thermostat
Protection class I
Guaranteed number of automatic working cycles 100.000
Capillary length 500 mm
Min. radius of capillary bend Rmin = 5 mm
Connecting terminals flat pins 6,3 x 0,8 in accordance with ČSN EN 61210

Product is VDE certified.

Type designation

Type
Control range [°C]
Design
(break./switch.)
No. of terminals
Design
(straight/angular)
Earthing terminal
8803.02
7-77
breaking
2
straight
yes
8803.02 U
7-77
breaking
2
angular
yes
8803.021
7-77
switching
3
straight
yes
8803.021U 7-77
switching
3
angular
yes

Dimensional drawings


Files to download

Catalogue sheet

Photos of the product

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