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Temperature controller, NC contact, with centre plate with rocker switch, Berker R.1/R.3/R.8, black glossy Art No. 20302045 EAN No. 4011334377276 P.U. 1 part Price * on demand Price Group - with on/off switch and indicator LED for "on"
Nominal voltage 250 V Rated voltage 250 V AC Frequency 50 Hz Rated surge voltage 4 kV Inductive load at cos φ = 0.6 max. 4 A Switching current "Heating" at cos φ = 0.6 4 A Heating switching current 10 A Switching current 10 A Range of temperatures 5 / 30 °C Colour of design line black Colour black Material Plastic/metal Installation mode without spreader claws Connection with separate connection for night lowering - with screw terminals
Night lowering ≈ 4 K Switching temperature difference ≈ 0,5 K - setting knob with temperature range limitation
- e.g. for valve drives closed in de-energised state
Differentiation characteristic 1 - Sales with rocker switch Degree of contamination 2 Energy efficiency class I (1%) - with thermal return
Temperature 5…30 °C Application, usage HVAC control Main design line Berker R.1/R.3/R.8 Secondary design line(s) Berker R.1, Berker R.3, Berker R.8 - Note:
When integrating this product into the Serie 1930, the 1gang frame for centre plate Ø 58 mm, order no.: 1382 0... may only be used. Installation in multiple combinations of the Serie 1930 is not possible!
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Manual for 202620xx-203020xx - Thermostat, with centre plate, change-over contact/NC contact (DE-EN, 2012-11)
PDF, 2,6 MB
Order Overview for HVAC controllers and covers
HVAC controllers and coversPDF, 845 KB 
Catalogue Chapter for Berker R.1
Berker R.1PDF, 13,8 MB
Product Data Sheet for 20302045
Temperature controller, NC contact, with centre plate with rocker switch, Berker R.1/R.3/R.8, black glossyPDF, 528 KB
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* All data is subject to errors and technical modifications. All price values are recommended retail price values, exclusive of VAT.